beremiz

Runtime/win32: no sys.stdout with pythonw.exe

2023-09-28, Edouard Tisserant
832bcf1b5b60
Parents 3922024076b3
Children 58a331434e92
Runtime/win32: no sys.stdout with pythonw.exe
5 files changed, 1765 insertions(+), 1752 deletions(-)
  • +3 -2
    Beremiz_service.py
  • +1678 -1678
    exemples/python/plc.xml
  • +79 -69
    exemples/python/python@py_ext/pyfile.xml
  • +3 -2
    runtime/PLCObject.py
  • +2 -1
    runtime/PyroServer.py
    • --- a/Beremiz_service.py Mon Aug 07 18:17:12 2023 +0200
    +++ b/Beremiz_service.py Thu Sep 28 17:56:03 2023 +0200
    @@ -558,8 +558,9 @@
    # Beremiz IDE detects LOCAL:// runtime is ready by looking
    # for self.workdir in the daemon's stdout.
    - sys.stdout.write(_("Current working directory :") + WorkingDir + "\n")
    - sys.stdout.flush()
    + if sys.stdout:
    + sys.stdout.write(_("Current working directory :") + WorkingDir + "\n")
    + sys.stdout.flush()
    runtime.GetPLCObjectSingleton().AutoLoad(autostart)
    --- a/exemples/python/plc.xml Mon Aug 07 18:17:12 2023 +0200
    +++ b/exemples/python/plc.xml Thu Sep 28 17:56:03 2023 +0200
    @@ -1,1678 +1,1678 @@
    -<?xml version='1.0' encoding='utf-8'?>
    -<project xmlns="http://www.plcopen.org/xml/tc6_0201" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xhtml="http://www.w3.org/1999/xhtml" xsi:schemaLocation="http://www.plcopen.org/xml/tc6_0201">
    - <fileHeader companyName="" productName="Beremiz" productVersion="0.0" creationDateTime="2008-12-14T16:21:19" contentDescription="This example shows many features in Beremiz:&#10;&#10; 1. How to implement python extensions.&#10; 2. How to implement basic C extension.&#10; 3. How to use C code in IEC POUs.&#10; 4. How to call C functions from python code.&#10; 5. How to avoid race conditions between IEC, C and python code.&#10; 6. How to convert betweet different IEC types.&#10;"/>
    - <contentHeader name="Beremiz Python Support Tests" modificationDateTime="2022-07-03T16:04:31">
    - <coordinateInfo>
    - <pageSize x="1024" y="1024"/>
    - <fbd>
    - <scaling x="5" y="5"/>
    - </fbd>
    - <ld>
    - <scaling x="5" y="5"/>
    - </ld>
    - <sfc>
    - <scaling x="5" y="5"/>
    - </sfc>
    - </coordinateInfo>
    - </contentHeader>
    - <types>
    - <dataTypes>
    - <dataType name="CPLX_TYPE">
    - <baseType>
    - <struct>
    - <variable name="FIRSTBYTE">
    - <type>
    - <SINT/>
    - </type>
    - </variable>
    - <variable name="SECONDBYTE">
    - <type>
    - <SINT/>
    - </type>
    - </variable>
    - </struct>
    - </baseType>
    - </dataType>
    - <dataType name="StateMachine">
    - <baseType>
    - <enum>
    - <values>
    - <value name="STANDBY"/>
    - <value name="START"/>
    - <value name="STOP"/>
    - </values>
    - </enum>
    - </baseType>
    - </dataType>
    - <dataType name="datatype0">
    - <baseType>
    - <BOOL/>
    - </baseType>
    - </dataType>
    - <dataType name="blups">
    - <baseType>
    - <array>
    - <dimension lower="0" upper="31"/>
    - <baseType>
    - <derived name="CPLX_TYPE"/>
    - </baseType>
    - </array>
    - </baseType>
    - </dataType>
    - </dataTypes>
    - <pous>
    - <pou name="main_pytest" pouType="program">
    - <interface>
    - <localVars>
    - <variable name="mux1_sel">
    - <type>
    - <INT/>
    - </type>
    - <initialValue>
    - <simpleValue value="3"/>
    - </initialValue>
    - <documentation>
    - <xhtml:p><![CDATA[blah]]></xhtml:p>
    - </documentation>
    - </variable>
    - <variable name="mux2_sel">
    - <type>
    - <INT/>
    - </type>
    - <initialValue>
    - <simpleValue value="3"/>
    - </initialValue>
    - </variable>
    - <variable name="pytest_var1">
    - <type>
    - <string/>
    - </type>
    - </variable>
    - <variable name="fefvsd">
    - <type>
    - <derived name="datatype0"/>
    - </type>
    - </variable>
    - <variable name="pytest_var2">
    - <type>
    - <BOOL/>
    - </type>
    - </variable>
    - <variable name="py1">
    - <type>
    - <derived name="python_eval"/>
    - </type>
    - </variable>
    - <variable name="Block1">
    - <type>
    - <derived name="python_eval"/>
    - </type>
    - </variable>
    - <variable name="Block2">
    - <type>
    - <derived name="python_eval"/>
    - </type>
    - </variable>
    - <variable name="Block3">
    - <type>
    - <derived name="python_eval"/>
    - </type>
    - </variable>
    - <variable name="pytest_var3">
    - <type>
    - <BOOL/>
    - </type>
    - </variable>
    - <variable name="FromC">
    - <type>
    - <SINT/>
    - </type>
    - </variable>
    - <variable name="C_Pragma0">
    - <type>
    - <derived name="C_Pragma"/>
    - </type>
    - </variable>
    - </localVars>
    - <externalVars>
    - <variable name="TestInput">
    - <type>
    - <SINT/>
    - </type>
    - </variable>
    - <variable name="TestOutput">
    - <type>
    - <SINT/>
    - </type>
    - </variable>
    - </externalVars>
    - <localVars>
    - <variable name="FromInput">
    - <type>
    - <SINT/>
    - </type>
    - </variable>
    - <variable name="Test_BCD">
    - <type>
    - <WORD/>
    - </type>
    - <initialValue>
    - <simpleValue value="151"/>
    - </initialValue>
    - </variable>
    - <variable name="Test_BCD_WRONG">
    - <type>
    - <WORD/>
    - </type>
    - <initialValue>
    - <simpleValue value="154"/>
    - </initialValue>
    - </variable>
    - <variable name="Test_BCD_CONVERTED">
    - <type>
    - <BOOL/>
    - </type>
    - </variable>
    - <variable name="Test_BCD_RESULT">
    - <type>
    - <UINT/>
    - </type>
    - </variable>
    - <variable name="Test_BCD_WRONG_RESULT">
    - <type>
    - <UINT/>
    - </type>
    - </variable>
    - <variable name="Test_DT">
    - <type>
    - <DT/>
    - </type>
    - <initialValue>
    - <simpleValue value="DT#2013-02-23-22:35:46"/>
    - </initialValue>
    - </variable>
    - <variable name="Test_TOD">
    - <type>
    - <TOD/>
    - </type>
    - </variable>
    - <variable name="Test_TOD_STRING">
    - <type>
    - <string/>
    - </type>
    - </variable>
    - <variable name="Test_Date">
    - <type>
    - <DATE/>
    - </type>
    - </variable>
    - <variable name="Test_String">
    - <type>
    - <string/>
    - </type>
    - <initialValue>
    - <simpleValue value="test"/>
    - </initialValue>
    - </variable>
    - <variable name="Test_Bool">
    - <type>
    - <BOOL/>
    - </type>
    - </variable>
    - </localVars>
    - <externalVars>
    - <variable name="Global_RS">
    - <type>
    - <derived name="RS"/>
    - </type>
    - </variable>
    - <variable name="TUTU">
    - <type>
    - <INT/>
    - </type>
    - </variable>
    - <variable name="TOTO">
    - <type>
    - <INT/>
    - </type>
    - </variable>
    - <variable name="Test_Python_Var">
    - <type>
    - <INT/>
    - </type>
    - </variable>
    - <variable name="Second_Python_Var">
    - <type>
    - <INT/>
    - </type>
    - </variable>
    - <variable name="Grumpf">
    - <type>
    - <string/>
    - </type>
    - </variable>
    - </externalVars>
    - <localVars>
    - <variable name="RTC0">
    - <type>
    - <derived name="RTC"/>
    - </type>
    - </variable>
    - </localVars>
    - <externalVars>
    - <variable name="SomeVarName">
    - <type>
    - <DINT/>
    - </type>
    - </variable>
    - </externalVars>
    - </interface>
    - <body>
    - <FBD>
    - <inVariable localId="4" height="30" width="315" executionOrderId="0" negated="false">
    - <position x="200" y="390"/>
    - <connectionPointOut>
    - <relPosition x="315" y="15"/>
    - </connectionPointOut>
    - <expression>'sys.stdout.write("Hello world\n")'</expression>
    - </inVariable>
    - <block localId="5" width="125" height="80" typeName="python_eval" instanceName="py1" executionOrderId="0">
    - <position x="686" y="400"/>
    - <inputVariables>
    - <variable formalParameter="TRIG">
    - <connectionPointIn>
    - <relPosition x="0" y="35"/>
    - <connection refLocalId="7" formalParameter="OUT">
    - <position x="686" y="435"/>
    - <position x="285" y="435"/>
    - <position x="285" y="480"/>
    - <position x="250" y="480"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - <variable formalParameter="CODE">
    - <connectionPointIn>
    - <relPosition x="0" y="65"/>
    - <connection refLocalId="80" formalParameter="OUT">
    - <position x="686" y="465"/>
    - <position x="653" y="465"/>
    - <position x="653" y="485"/>
    - <position x="630" y="485"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - </inputVariables>
    - <inOutVariables/>
    - <outputVariables>
    - <variable formalParameter="ACK">
    - <connectionPointOut>
    - <relPosition x="125" y="35"/>
    - </connectionPointOut>
    - </variable>
    - <variable formalParameter="RESULT">
    - <connectionPointOut>
    - <relPosition x="125" y="65"/>
    - </connectionPointOut>
    - </variable>
    - </outputVariables>
    - </block>
    - <block localId="7" width="70" height="45" typeName="NOT" executionOrderId="0">
    - <position x="180" y="450"/>
    - <inputVariables>
    - <variable formalParameter="IN">
    - <connectionPointIn>
    - <relPosition x="0" y="30"/>
    - <connection refLocalId="3">
    - <position x="180" y="480"/>
    - <position x="155" y="480"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - </inputVariables>
    - <inOutVariables/>
    - <outputVariables>
    - <variable formalParameter="OUT">
    - <connectionPointOut>
    - <relPosition x="70" y="30"/>
    - </connectionPointOut>
    - </variable>
    - </outputVariables>
    - </block>
    - <inOutVariable localId="3" height="30" width="120" executionOrderId="0" negatedOut="false" negatedIn="false">
    - <position x="35" y="465"/>
    - <connectionPointIn>
    - <relPosition x="0" y="15"/>
    - <connection refLocalId="7" formalParameter="OUT">
    - <position x="35" y="480"/>
    - <position x="25" y="480"/>
    - <position x="25" y="440"/>
    - <position x="270" y="440"/>
    - <position x="270" y="480"/>
    - <position x="250" y="480"/>
    - </connection>
    - </connectionPointIn>
    - <connectionPointOut>
    - <relPosition x="120" y="15"/>
    - </connectionPointOut>
    - <expression>pytest_var2</expression>
    - </inOutVariable>
    - <block localId="8" width="125" height="80" typeName="python_eval" instanceName="Block1" executionOrderId="0">
    - <position x="686" y="545"/>
    - <inputVariables>
    - <variable formalParameter="TRIG">
    - <connectionPointIn>
    - <relPosition x="0" y="35"/>
    - <connection refLocalId="7" formalParameter="OUT">
    - <position x="686" y="580"/>
    - <position x="285" y="580"/>
    - <position x="285" y="480"/>
    - <position x="250" y="480"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - <variable formalParameter="CODE">
    - <connectionPointIn>
    - <relPosition x="0" y="65"/>
    - <connection refLocalId="9">
    - <position x="686" y="610"/>
    - <position x="665" y="610"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - </inputVariables>
    - <inOutVariables/>
    - <outputVariables>
    - <variable formalParameter="ACK">
    - <connectionPointOut>
    - <relPosition x="125" y="35"/>
    - </connectionPointOut>
    - </variable>
    - <variable formalParameter="RESULT">
    - <connectionPointOut>
    - <relPosition x="125" y="65"/>
    - </connectionPointOut>
    - </variable>
    - </outputVariables>
    - </block>
    - <inVariable localId="9" height="30" width="370" executionOrderId="0" negated="false">
    - <position x="295" y="595"/>
    - <connectionPointOut>
    - <relPosition x="370" y="15"/>
    - </connectionPointOut>
    - <expression>'sys.stdout.write("FBID :"+str(FBID)+"\n")'</expression>
    - </inVariable>
    - <inVariable localId="11" height="30" width="290" executionOrderId="0" negated="false">
    - <position x="295" y="735"/>
    - <connectionPointOut>
    - <relPosition x="290" y="15"/>
    - </connectionPointOut>
    - <expression>'PLCBinary.Simple_C_Call(5678)'</expression>
    - </inVariable>
    - <block localId="12" width="125" height="80" typeName="python_eval" instanceName="Block2" executionOrderId="0">
    - <position x="686" y="687"/>
    - <inputVariables>
    - <variable formalParameter="TRIG">
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    - <connection refLocalId="7" formalParameter="OUT">
    - <position x="686" y="720"/>
    - <position x="285" y="720"/>
    - <position x="285" y="480"/>
    - <position x="250" y="480"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - <variable formalParameter="CODE">
    - <connectionPointIn>
    - <relPosition x="0" y="63"/>
    - <connection refLocalId="11">
    - <position x="686" y="750"/>
    - <position x="585" y="750"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - </inputVariables>
    - <inOutVariables/>
    - <outputVariables>
    - <variable formalParameter="ACK">
    - <connectionPointOut>
    - <relPosition x="125" y="33"/>
    - </connectionPointOut>
    - </variable>
    - <variable formalParameter="RESULT">
    - <connectionPointOut>
    - <relPosition x="125" y="63"/>
    - </connectionPointOut>
    - </variable>
    - </outputVariables>
    - </block>
    - <inVariable localId="14" height="30" width="290" executionOrderId="0" negated="false">
    - <position x="290" y="885"/>
    - <connectionPointOut>
    - <relPosition x="290" y="15"/>
    - </connectionPointOut>
    - <expression>'MyPythonFunc(42)'</expression>
    - </inVariable>
    - <block localId="15" width="125" height="80" typeName="python_eval" instanceName="Block3" executionOrderId="0">
    - <position x="686" y="837"/>
    - <inputVariables>
    - <variable formalParameter="TRIG">
    - <connectionPointIn>
    - <relPosition x="0" y="33"/>
    - <connection refLocalId="7" formalParameter="OUT">
    - <position x="686" y="870"/>
    - <position x="285" y="870"/>
    - <position x="285" y="480"/>
    - <position x="250" y="480"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - <variable formalParameter="CODE">
    - <connectionPointIn>
    - <relPosition x="0" y="63"/>
    - <connection refLocalId="14">
    - <position x="686" y="900"/>
    - <position x="580" y="900"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - </inputVariables>
    - <inOutVariables/>
    - <outputVariables>
    - <variable formalParameter="ACK">
    - <connectionPointOut>
    - <relPosition x="125" y="33"/>
    - </connectionPointOut>
    - </variable>
    - <variable formalParameter="RESULT">
    - <connectionPointOut>
    - <relPosition x="125" y="63"/>
    - </connectionPointOut>
    - </variable>
    - </outputVariables>
    - </block>
    - <comment localId="16" height="90" width="680">
    - <position x="35" y="275"/>
    - <content>
    - <xhtml:p><![CDATA[This part of the example test that, despite of 2T period clock stimulating TRIG pin of pyth_eval blocks, blocks keep executing one after the other, in respect of execution order.]]></xhtml:p>
    - </content>
    - </comment>
    - <block localId="17" width="80" height="120" typeName="MUX" executionOrderId="0">
    - <position x="1101" y="790"/>
    - <inputVariables>
    - <variable formalParameter="K">
    - <connectionPointIn>
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    - <position x="1076" y="820"/>
    - <position x="1076" y="810"/>
    - <position x="1060" y="810"/>
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    - </variable>
    - <variable formalParameter="IN0">
    - <connectionPointIn>
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    - <connection refLocalId="5" formalParameter="RESULT">
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    - <position x="941" y="840"/>
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    - </connection>
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    - </variable>
    - <variable formalParameter="IN1">
    - <connectionPointIn>
    - <relPosition x="0" y="70"/>
    - <connection refLocalId="8" formalParameter="RESULT">
    - <position x="1101" y="860"/>
    - <position x="926" y="860"/>
    - <position x="926" y="610"/>
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    - </connection>
    - </connectionPointIn>
    - </variable>
    - <variable formalParameter="IN2">
    - <connectionPointIn>
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    - <connection refLocalId="12" formalParameter="RESULT">
    - <position x="1101" y="880"/>
    - <position x="911" y="880"/>
    - <position x="911" y="750"/>
    - <position x="811" y="750"/>
    - </connection>
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    - </variable>
    - <variable formalParameter="IN3">
    - <connectionPointIn>
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    - <connection refLocalId="15" formalParameter="RESULT">
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    - <position x="811" y="900"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - </inputVariables>
    - <inOutVariables/>
    - <outputVariables>
    - <variable formalParameter="OUT">
    - <connectionPointOut>
    - <relPosition x="80" y="30"/>
    - </connectionPointOut>
    - </variable>
    - </outputVariables>
    - </block>
    - <outVariable localId="19" height="35" width="125" executionOrderId="0" negated="false">
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    - <connectionPointIn>
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    - <connection refLocalId="17" formalParameter="OUT">
    - <position x="1271" y="820"/>
    - <position x="1181" y="820"/>
    - </connection>
    - </connectionPointIn>
    - <expression>pytest_var1</expression>
    - </outVariable>
    - <block localId="21" width="80" height="120" typeName="MUX" executionOrderId="0">
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    - <inputVariables>
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    - </variable>
    - <variable formalParameter="IN0">
    - <connectionPointIn>
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    - </connectionPointIn>
    - </variable>
    - <variable formalParameter="IN1">
    - <connectionPointIn>
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    - <connection refLocalId="8" formalParameter="ACK">
    - <position x="1106" y="455"/>
    - <position x="841" y="455"/>
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    - </variable>
    - <variable formalParameter="IN2">
    - <connectionPointIn>
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    - <connection refLocalId="12" formalParameter="ACK">
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    - <position x="856" y="475"/>
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    - </connectionPointIn>
    - </variable>
    - <variable formalParameter="IN3">
    - <connectionPointIn>
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    - <connection refLocalId="15" formalParameter="ACK">
    - <position x="1106" y="495"/>
    - <position x="871" y="495"/>
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    - <position x="811" y="870"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - </inputVariables>
    - <inOutVariables/>
    - <outputVariables>
    - <variable formalParameter="OUT">
    - <connectionPointOut>
    - <relPosition x="80" y="30"/>
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    - </variable>
    - </outputVariables>
    - </block>
    - <inVariable localId="22" height="30" width="74" executionOrderId="0" negated="false">
    - <position x="981" y="390"/>
    - <connectionPointOut>
    - <relPosition x="74" y="15"/>
    - </connectionPointOut>
    - <expression>mux1_sel</expression>
    - </inVariable>
    - <outVariable localId="23" height="35" width="125" executionOrderId="0" negated="false">
    - <position x="1271" y="400"/>
    - <connectionPointIn>
    - <relPosition x="0" y="15"/>
    - <connection refLocalId="21" formalParameter="OUT">
    - <position x="1271" y="415"/>
    - <position x="1186" y="415"/>
    - </connection>
    - </connectionPointIn>
    - <expression>pytest_var3</expression>
    - </outVariable>
    - <outVariable localId="25" height="30" width="60" executionOrderId="0" negated="false">
    - <position x="320" y="1075"/>
    - <connectionPointIn>
    - <relPosition x="0" y="15"/>
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    - <position x="320" y="1090"/>
    - <position x="265" y="1090"/>
    - </connection>
    - </connectionPointIn>
    - <expression>FromC</expression>
    - </outVariable>
    - <inVariable localId="1" height="30" width="30" executionOrderId="0" negated="false">
    - <position x="105" y="1075"/>
    - <connectionPointOut>
    - <relPosition x="30" y="15"/>
    - </connectionPointOut>
    - <expression>23</expression>
    - </inVariable>
    - <block localId="26" width="80" height="45" typeName="C_Pragma" instanceName="C_Pragma0" executionOrderId="0">
    - <position x="185" y="1060"/>
    - <inputVariables>
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    - <comment localId="30" height="105" width="465">
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    -Happy hacking! ]]></xhtml:p>
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    - <comment localId="6" height="80" width="345">
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    - <position x="723" y="1200"/>
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    - <expression>fefvsd</expression>
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    - <comment localId="53" height="80" width="420">
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    - <content>
    - <xhtml:p><![CDATA[Shows global variables access from resource configuration (res_pytest) and from project's configuration.]]></xhtml:p>
    - </content>
    - </comment>
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    - <comment localId="60" height="45" width="930">
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    - <xhtml:p><![CDATA[Here is shown how to convert values between different types (BCD, DT, TOD, STRING and others) using standard functions.]]></xhtml:p>
    - </content>
    - </comment>
    - <comment localId="64" height="55" width="300">
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    - <content>
    - <xhtml:p><![CDATA[Example of usage of user-defined function.]]></xhtml:p>
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    - <content>
    - <xhtml:p><![CDATA[Shows access variable defined in python extension. ]]></xhtml:p>
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    - <comment localId="69" height="165" width="375">
    - <position x="795" y="1590"/>
    - <content>
    - <xhtml:p><![CDATA[Incorrect BCD number is not converted to UINT.
    -
    -151 (16#97) is good BCD number , but
    -154 (16#9A) is not.
    -
    -Try this out and look at value of Test_BCD_CONVERTED variable.
    -
    -
    -]]></xhtml:p>
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    - <comment localId="71" height="215" width="680">
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    - <content>
    - <xhtml:p><![CDATA[This example shows many features in Beremiz:
    -
    - 1. How to implement python extensions.
    - 2. How to implement basic C extension.
    - 3. How to use C code in IEC POUs.
    - 4. How to call C functions from python code.
    - 5. How to avoid race conditions between IEC, C and python code.
    - 6. How to convert betweet different IEC types.
    -]]></xhtml:p>
    - </content>
    - </comment>
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    - <position x="1025" y="1985"/>
    - <position x="1025" y="1995"/>
    - <position x="985" y="1995"/>
    - </connection>
    - </connectionPointIn>
    - <expression>Grumpf</expression>
    - </outVariable>
    - <inVariable localId="73" executionOrderId="0" height="30" width="85" negated="false">
    - <position x="625" y="1940"/>
    - <connectionPointOut>
    - <relPosition x="85" y="15"/>
    - </connectionPointOut>
    - <expression>BOOL#TRUE</expression>
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    - <inVariable localId="74" executionOrderId="0" height="30" width="70" negated="false">
    - <position x="625" y="1975"/>
    - <connectionPointOut>
    - <relPosition x="70" y="15"/>
    - </connectionPointOut>
    - <expression>Test_DT</expression>
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    - <block localId="75" typeName="RTC" instanceName="RTC0" executionOrderId="0" height="90" width="65">
    - <position x="760" y="1925"/>
    - <inputVariables>
    - <variable formalParameter="IN">
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    - <relPosition x="0" y="35"/>
    - <connection refLocalId="73">
    - <position x="760" y="1960"/>
    - <position x="735" y="1960"/>
    - <position x="735" y="1955"/>
    - <position x="710" y="1955"/>
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    - </connectionPointIn>
    - </variable>
    - <variable formalParameter="PDT">
    - <connectionPointIn>
    - <relPosition x="0" y="70"/>
    - <connection refLocalId="74">
    - <position x="760" y="1995"/>
    - <position x="727" y="1995"/>
    - <position x="727" y="1990"/>
    - <position x="695" y="1990"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - </inputVariables>
    - <inOutVariables/>
    - <outputVariables>
    - <variable formalParameter="Q">
    - <connectionPointOut>
    - <relPosition x="65" y="35"/>
    - </connectionPointOut>
    - </variable>
    - <variable formalParameter="CDT">
    - <connectionPointOut>
    - <relPosition x="65" y="70"/>
    - </connectionPointOut>
    - </variable>
    - </outputVariables>
    - </block>
    - <block localId="76" typeName="DT_TO_STRING" executionOrderId="0" height="40" width="110">
    - <position x="875" y="1965"/>
    - <inputVariables>
    - <variable formalParameter="IN">
    - <connectionPointIn>
    - <relPosition x="0" y="30"/>
    - <connection refLocalId="75" formalParameter="CDT">
    - <position x="875" y="1995"/>
    - <position x="825" y="1995"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - </inputVariables>
    - <inOutVariables/>
    - <outputVariables>
    - <variable formalParameter="OUT">
    - <connectionPointOut>
    - <relPosition x="110" y="30"/>
    - </connectionPointOut>
    - </variable>
    - </outputVariables>
    - </block>
    - <block localId="77" typeName="ADD" executionOrderId="0" height="60" width="65">
    - <position x="170" y="1370"/>
    - <inputVariables>
    - <variable formalParameter="IN1">
    - <connectionPointIn>
    - <relPosition x="0" y="30"/>
    - <connection refLocalId="59">
    - <position x="170" y="1400"/>
    - <position x="130" y="1400"/>
    - </connection>
    - </connectionPointIn>
    - </variable>
    - <variable formalParameter="IN2">
    - <connectionPointIn>
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    - <position x="160" y="1420"/>
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    - <position x="390" y="1450"/>
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    - <position x="380" y="1400"/>
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    - </connectionPointIn>
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    - <inOutVariables/>
    - <outputVariables>
    - <variable formalParameter="OUT">
    - <connectionPointOut>
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    - </connectionPointOut>
    - </variable>
    - </outputVariables>
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    - <connection refLocalId="79">
    - <position x="625" y="1350"/>
    - <position x="590" y="1350"/>
    - </connection>
    - </connectionPointIn>
    - <expression>Test_Python_Var</expression>
    - </outVariable>
    - <inVariable localId="79" executionOrderId="0" height="27" width="30" negated="false">
    - <position x="560" y="1340"/>
    - <connectionPointOut>
    - <relPosition x="30" y="15"/>
    - </connectionPointOut>
    - <expression>23</expression>
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    - <inOutVariable localId="78" executionOrderId="0" height="30" width="100" negatedOut="false" negatedIn="false">
    - <position x="280" y="1385"/>
    - <connectionPointIn>
    - <relPosition x="0" y="15"/>
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    - <position x="280" y="1400"/>
    - <position x="235" y="1400"/>
    - </connection>
    - </connectionPointIn>
    - <connectionPointOut>
    - <relPosition x="100" y="15"/>
    - </connectionPointOut>
    - <expression>SomeVarName</expression>
    - </inOutVariable>
    - <block localId="80" typeName="MOVE" executionOrderId="0" height="40" width="60">
    - <position x="570" y="455"/>
    - <inputVariables>
    - <variable formalParameter="IN">
    - <connectionPointIn>
    - <relPosition x="0" y="30"/>
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    - <position x="578" y="485"/>
    - <position x="532" y="485"/>
    - </connection>
    - </connectionPointIn>
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    - <outputVariables>
    - <variable formalParameter="OUT">
    - <connectionPointOut>
    - <relPosition x="60" y="30"/>
    - </connectionPointOut>
    - </variable>
    - </outputVariables>
    - </block>
    - <connector name="Connection0" localId="81" height="30" width="130">
    - <position x="545" y="390"/>
    - <connectionPointIn>
    - <relPosition x="0" y="15"/>
    - <connection refLocalId="4">
    - <position x="545" y="405"/>
    - <position x="515" y="405"/>
    - </connection>
    - </connectionPointIn>
    - </connector>
    - <continuation name="Connection0" localId="82" height="30" width="130">
    - <position x="410" y="470"/>
    - <connectionPointOut>
    - <relPosition x="130" y="15"/>
    - </connectionPointOut>
    - </continuation>
    - </FBD>
    - </body>
    - </pou>
    - <pou name="C_Pragma" pouType="functionBlock">
    - <interface>
    - <outputVars>
    - <variable name="OUT">
    - <type>
    - <SINT/>
    - </type>
    - </variable>
    - </outputVars>
    - <inputVars>
    - <variable name="IN">
    - <type>
    - <SINT/>
    - </type>
    - </variable>
    - </inputVars>
    - <localVars>
    - <variable name="COORDS">
    - <type>
    - <array>
    - <dimension lower="0" upper="5"/>
    - <baseType>
    - <SINT/>
    - </baseType>
    - </array>
    - </type>
    - <initialValue>
    - <arrayValue>
    - <value>
    - <simpleValue value="54"/>
    - </value>
    - <value>
    - <simpleValue value="55"/>
    - </value>
    - <value>
    - <simpleValue value="56"/>
    - </value>
    - <value>
    - <simpleValue value="57"/>
    - </value>
    - <value>
    - <simpleValue value="58"/>
    - </value>
    - <value>
    - <simpleValue value="59"/>
    - </value>
    - </arrayValue>
    - </initialValue>
    - </variable>
    - <variable name="SMURF">
    - <type>
    - <derived name="CPLX_TYPE"/>
    - </type>
    - </variable>
    - </localVars>
    - <externalVars>
    - <variable name="Global_RS">
    - <type>
    - <derived name="RS"/>
    - </type>
    - </variable>
    - <variable name="Dudiduda">
    - <type>
    - <derived name="blups"/>
    - </type>
    - </variable>
    - </externalVars>
    - </interface>
    - <body>
    - <ST>
    - <xhtml:p><![CDATA[(* hereafter is a C pragma accessing FB interface in a clean way *)
    -{{
    - char toPLC;
    - char fromPLC = GetFbVar(IN);
    - extern int PLC_C_Call(char, char *);
    - if(PLC_C_Call(fromPLC, &toPLC)){
    - SetFbVar(OUT, toPLC);
    - }
    - if(0){
    - /* that code demonstrate C access to complex types */
    - char somebyte = GetFbVar(COORDS, .table[3]);
    - SetFbVar(SMURF, somebyte, .FIRSTBYTE);
    - SetFbVar(COORDS, somebyte, .table[4]);
    - }
    -}}
    -(* If you do not use GetFbVar and SetFbVar macros, expect unexpected behaviour*)
    -Global_RS();
    -
    -(* testing access to global struct array *)
    -Dudiduda[2].FIRSTBYTE := 0;
    -]]></xhtml:p>
    - </ST>
    - </body>
    - </pou>
    - <pou name="norm" pouType="function">
    - <interface>
    - <returnType>
    - <REAL/>
    - </returnType>
    - <inputVars>
    - <variable name="IN1">
    - <type>
    - <REAL/>
    - </type>
    - </variable>
    - <variable name="IN2">
    - <type>
    - <REAL/>
    - </type>
    - </variable>
    - </inputVars>
    - </interface>
    - <body>
    - <ST>
    - <xhtml:p><![CDATA[NORM := SQRT(IN1 * IN1 + IN2 * IN2);]]></xhtml:p>
    - </ST>
    - </body>
    - </pou>
    - <pou name="function0" pouType="function">
    - <interface>
    - <returnType>
    - <derived name="datatype0"/>
    - </returnType>
    - <inputVars>
    - <variable name="LocalVar0">
    - <type>
    - <derived name="datatype0"/>
    - </type>
    - </variable>
    - </inputVars>
    - </interface>
    - <body>
    - <ST>
    - <xhtml:p><![CDATA[function0 := LocalVar0;
    -]]></xhtml:p>
    - </ST>
    - </body>
    - </pou>
    - </pous>
    - </types>
    - <instances>
    - <configurations>
    - <configuration name="config">
    - <resource name="res_pytest">
    - <task name="pytest_task" priority="0" interval="T#500ms"/>
    - <globalVars>
    - <variable name="TOTO">
    - <type>
    - <INT/>
    - </type>
    - </variable>
    - </globalVars>
    - <pouInstance name="pytest_instance" typeName="main_pytest"/>
    - </resource>
    - <globalVars>
    - <variable name="Global_RS">
    - <type>
    - <derived name="RS"/>
    - </type>
    - </variable>
    - <variable name="Dudiduda">
    - <type>
    - <derived name="blups"/>
    - </type>
    - </variable>
    - <variable name="TUTU">
    - <type>
    - <INT/>
    - </type>
    - </variable>
    - </globalVars>
    - </configuration>
    - </configurations>
    - </instances>
    -</project>
    +<?xml version='1.0' encoding='utf-8'?>
    +<project xmlns="http://www.plcopen.org/xml/tc6_0201" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xhtml="http://www.w3.org/1999/xhtml" xsi:schemaLocation="http://www.plcopen.org/xml/tc6_0201">
    + <fileHeader companyName="" productName="Beremiz" productVersion="0.0" creationDateTime="2008-12-14T16:21:19" contentDescription="This example shows many features in Beremiz:&#10;&#10; 1. How to implement python extensions.&#10; 2. How to implement basic C extension.&#10; 3. How to use C code in IEC POUs.&#10; 4. How to call C functions from python code.&#10; 5. How to avoid race conditions between IEC, C and python code.&#10; 6. How to convert betweet different IEC types.&#10;"/>
    + <contentHeader name="Beremiz Python Support Tests" modificationDateTime="2023-09-28T17:24:49">
    + <coordinateInfo>
    + <pageSize x="1024" y="1024"/>
    + <fbd>
    + <scaling x="5" y="5"/>
    + </fbd>
    + <ld>
    + <scaling x="5" y="5"/>
    + </ld>
    + <sfc>
    + <scaling x="5" y="5"/>
    + </sfc>
    + </coordinateInfo>
    + </contentHeader>
    + <types>
    + <dataTypes>
    + <dataType name="CPLX_TYPE">
    + <baseType>
    + <struct>
    + <variable name="FIRSTBYTE">
    + <type>
    + <SINT/>
    + </type>
    + </variable>
    + <variable name="SECONDBYTE">
    + <type>
    + <SINT/>
    + </type>
    + </variable>
    + </struct>
    + </baseType>
    + </dataType>
    + <dataType name="StateMachine">
    + <baseType>
    + <enum>
    + <values>
    + <value name="STANDBY"/>
    + <value name="START"/>
    + <value name="STOP"/>
    + </values>
    + </enum>
    + </baseType>
    + </dataType>
    + <dataType name="datatype0">
    + <baseType>
    + <BOOL/>
    + </baseType>
    + </dataType>
    + <dataType name="blups">
    + <baseType>
    + <array>
    + <dimension lower="0" upper="31"/>
    + <baseType>
    + <derived name="CPLX_TYPE"/>
    + </baseType>
    + </array>
    + </baseType>
    + </dataType>
    + </dataTypes>
    + <pous>
    + <pou name="main_pytest" pouType="program">
    + <interface>
    + <localVars>
    + <variable name="mux1_sel">
    + <type>
    + <INT/>
    + </type>
    + <initialValue>
    + <simpleValue value="3"/>
    + </initialValue>
    + <documentation>
    + <xhtml:p><![CDATA[blah]]></xhtml:p>
    + </documentation>
    + </variable>
    + <variable name="mux2_sel">
    + <type>
    + <INT/>
    + </type>
    + <initialValue>
    + <simpleValue value="3"/>
    + </initialValue>
    + </variable>
    + <variable name="pytest_var1">
    + <type>
    + <string/>
    + </type>
    + </variable>
    + <variable name="fefvsd">
    + <type>
    + <derived name="datatype0"/>
    + </type>
    + </variable>
    + <variable name="pytest_var2">
    + <type>
    + <BOOL/>
    + </type>
    + </variable>
    + <variable name="py1">
    + <type>
    + <derived name="python_eval"/>
    + </type>
    + </variable>
    + <variable name="Block1">
    + <type>
    + <derived name="python_eval"/>
    + </type>
    + </variable>
    + <variable name="Block2">
    + <type>
    + <derived name="python_eval"/>
    + </type>
    + </variable>
    + <variable name="Block3">
    + <type>
    + <derived name="python_eval"/>
    + </type>
    + </variable>
    + <variable name="pytest_var3">
    + <type>
    + <BOOL/>
    + </type>
    + </variable>
    + <variable name="FromC">
    + <type>
    + <SINT/>
    + </type>
    + </variable>
    + <variable name="C_Pragma0">
    + <type>
    + <derived name="C_Pragma"/>
    + </type>
    + </variable>
    + </localVars>
    + <externalVars>
    + <variable name="TestInput">
    + <type>
    + <SINT/>
    + </type>
    + </variable>
    + <variable name="TestOutput">
    + <type>
    + <SINT/>
    + </type>
    + </variable>
    + </externalVars>
    + <localVars>
    + <variable name="FromInput">
    + <type>
    + <SINT/>
    + </type>
    + </variable>
    + <variable name="Test_BCD">
    + <type>
    + <WORD/>
    + </type>
    + <initialValue>
    + <simpleValue value="151"/>
    + </initialValue>
    + </variable>
    + <variable name="Test_BCD_WRONG">
    + <type>
    + <WORD/>
    + </type>
    + <initialValue>
    + <simpleValue value="154"/>
    + </initialValue>
    + </variable>
    + <variable name="Test_BCD_CONVERTED">
    + <type>
    + <BOOL/>
    + </type>
    + </variable>
    + <variable name="Test_BCD_RESULT">
    + <type>
    + <UINT/>
    + </type>
    + </variable>
    + <variable name="Test_BCD_WRONG_RESULT">
    + <type>
    + <UINT/>
    + </type>
    + </variable>
    + <variable name="Test_DT">
    + <type>
    + <DT/>
    + </type>
    + <initialValue>
    + <simpleValue value="DT#2013-02-23-22:35:46"/>
    + </initialValue>
    + </variable>
    + <variable name="Test_TOD">
    + <type>
    + <TOD/>
    + </type>
    + </variable>
    + <variable name="Test_TOD_STRING">
    + <type>
    + <string/>
    + </type>
    + </variable>
    + <variable name="Test_Date">
    + <type>
    + <DATE/>
    + </type>
    + </variable>
    + <variable name="Test_String">
    + <type>
    + <string/>
    + </type>
    + <initialValue>
    + <simpleValue value="test"/>
    + </initialValue>
    + </variable>
    + <variable name="Test_Bool">
    + <type>
    + <BOOL/>
    + </type>
    + </variable>
    + </localVars>
    + <externalVars>
    + <variable name="Global_RS">
    + <type>
    + <derived name="RS"/>
    + </type>
    + </variable>
    + <variable name="TUTU">
    + <type>
    + <INT/>
    + </type>
    + </variable>
    + <variable name="TOTO">
    + <type>
    + <INT/>
    + </type>
    + </variable>
    + <variable name="Test_Python_Var">
    + <type>
    + <INT/>
    + </type>
    + </variable>
    + <variable name="Second_Python_Var">
    + <type>
    + <INT/>
    + </type>
    + </variable>
    + <variable name="Grumpf">
    + <type>
    + <string/>
    + </type>
    + </variable>
    + </externalVars>
    + <localVars>
    + <variable name="RTC0">
    + <type>
    + <derived name="RTC"/>
    + </type>
    + </variable>
    + </localVars>
    + <externalVars>
    + <variable name="SomeVarName">
    + <type>
    + <DINT/>
    + </type>
    + </variable>
    + </externalVars>
    + </interface>
    + <body>
    + <FBD>
    + <inVariable localId="4" height="30" width="315" executionOrderId="0" negated="false">
    + <position x="200" y="390"/>
    + <connectionPointOut>
    + <relPosition x="315" y="15"/>
    + </connectionPointOut>
    + <expression>'MyPrintFunction("Hello world\n")'</expression>
    + </inVariable>
    + <block localId="5" width="125" height="80" typeName="python_eval" instanceName="py1" executionOrderId="0">
    + <position x="686" y="400"/>
    + <inputVariables>
    + <variable formalParameter="TRIG">
    + <connectionPointIn>
    + <relPosition x="0" y="35"/>
    + <connection refLocalId="7" formalParameter="OUT">
    + <position x="686" y="435"/>
    + <position x="285" y="435"/>
    + <position x="285" y="480"/>
    + <position x="250" y="480"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + <variable formalParameter="CODE">
    + <connectionPointIn>
    + <relPosition x="0" y="65"/>
    + <connection refLocalId="80" formalParameter="OUT">
    + <position x="686" y="465"/>
    + <position x="653" y="465"/>
    + <position x="653" y="485"/>
    + <position x="630" y="485"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + </inputVariables>
    + <inOutVariables/>
    + <outputVariables>
    + <variable formalParameter="ACK">
    + <connectionPointOut>
    + <relPosition x="125" y="35"/>
    + </connectionPointOut>
    + </variable>
    + <variable formalParameter="RESULT">
    + <connectionPointOut>
    + <relPosition x="125" y="65"/>
    + </connectionPointOut>
    + </variable>
    + </outputVariables>
    + </block>
    + <block localId="7" width="70" height="45" typeName="NOT" executionOrderId="0">
    + <position x="180" y="450"/>
    + <inputVariables>
    + <variable formalParameter="IN">
    + <connectionPointIn>
    + <relPosition x="0" y="30"/>
    + <connection refLocalId="3">
    + <position x="180" y="480"/>
    + <position x="155" y="480"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + </inputVariables>
    + <inOutVariables/>
    + <outputVariables>
    + <variable formalParameter="OUT">
    + <connectionPointOut>
    + <relPosition x="70" y="30"/>
    + </connectionPointOut>
    + </variable>
    + </outputVariables>
    + </block>
    + <inOutVariable localId="3" height="30" width="120" executionOrderId="0" negatedOut="false" negatedIn="false">
    + <position x="35" y="465"/>
    + <connectionPointIn>
    + <relPosition x="0" y="15"/>
    + <connection refLocalId="7" formalParameter="OUT">
    + <position x="35" y="480"/>
    + <position x="25" y="480"/>
    + <position x="25" y="440"/>
    + <position x="270" y="440"/>
    + <position x="270" y="480"/>
    + <position x="250" y="480"/>
    + </connection>
    + </connectionPointIn>
    + <connectionPointOut>
    + <relPosition x="120" y="15"/>
    + </connectionPointOut>
    + <expression>pytest_var2</expression>
    + </inOutVariable>
    + <block localId="8" width="125" height="80" typeName="python_eval" instanceName="Block1" executionOrderId="0">
    + <position x="686" y="545"/>
    + <inputVariables>
    + <variable formalParameter="TRIG">
    + <connectionPointIn>
    + <relPosition x="0" y="35"/>
    + <connection refLocalId="7" formalParameter="OUT">
    + <position x="686" y="580"/>
    + <position x="285" y="580"/>
    + <position x="285" y="480"/>
    + <position x="250" y="480"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + <variable formalParameter="CODE">
    + <connectionPointIn>
    + <relPosition x="0" y="65"/>
    + <connection refLocalId="9">
    + <position x="686" y="610"/>
    + <position x="665" y="610"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + </inputVariables>
    + <inOutVariables/>
    + <outputVariables>
    + <variable formalParameter="ACK">
    + <connectionPointOut>
    + <relPosition x="125" y="35"/>
    + </connectionPointOut>
    + </variable>
    + <variable formalParameter="RESULT">
    + <connectionPointOut>
    + <relPosition x="125" y="65"/>
    + </connectionPointOut>
    + </variable>
    + </outputVariables>
    + </block>
    + <inVariable localId="9" height="30" width="370" executionOrderId="0" negated="false">
    + <position x="295" y="595"/>
    + <connectionPointOut>
    + <relPosition x="370" y="15"/>
    + </connectionPointOut>
    + <expression>'MyPrintFunction("FBID :"+str(FBID)+"\n")'</expression>
    + </inVariable>
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    + <comment localId="16" height="90" width="680">
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    + <content>
    + <xhtml:p><![CDATA[This part of the example test that, despite of 2T period clock stimulating TRIG pin of pyth_eval blocks, blocks keep executing one after the other, in respect of execution order.]]></xhtml:p>
    + </content>
    + </comment>
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    + <connection refLocalId="2">
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    + <position x="140" y="1140"/>
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    + <expression>TestOutput</expression>
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    + <connection refLocalId="27">
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    + <position x="190" y="1205"/>
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    + <comment localId="30" height="105" width="465">
    + <position x="50" y="925"/>
    + <content>
    + <xhtml:p><![CDATA[You will be ready to use beremiz with C and Python when you will understand why "FromInput" is equal to 75.
    +Happy hacking! ]]></xhtml:p>
    + </content>
    + </comment>
    + <comment localId="6" height="80" width="345">
    + <position x="295" y="630"/>
    + <content>
    + <xhtml:p><![CDATA[Prints FBID to stdout of PLC runtime. FBID is a unique reference to py_eval instance.]]></xhtml:p>
    + </content>
    + </comment>
    + <comment localId="10" height="85" width="345">
    + <position x="295" y="770"/>
    + <content>
    + <xhtml:p><![CDATA[Simple_C_Call is declared in C_File "1.x:c_code". See python ctypes manual for details on typing.]]></xhtml:p>
    + </content>
    + </comment>
    + <comment localId="32" height="145" width="235">
    + <position x="25" y="505"/>
    + <content>
    + <xhtml:p><![CDATA[Fast clock, at least faster that sleep(1). See what happens when python takes time to answer : PLC continues.]]></xhtml:p>
    + </content>
    + </comment>
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    + <relPosition x="105" y="15"/>
    + </connectionPointOut>
    + <expression>BOOL#FALSE</expression>
    + </inVariable>
    + <outVariable localId="54" height="30" width="135" executionOrderId="0" negated="false">
    + <position x="930" y="1774"/>
    + <connectionPointIn>
    + <relPosition x="0" y="16"/>
    + <connection refLocalId="55" formalParameter="OUT">
    + <position x="930" y="1790"/>
    + <position x="855" y="1790"/>
    + </connection>
    + </connectionPointIn>
    + <expression>Test_TOD_STRING</expression>
    + </outVariable>
    + <block localId="55" width="125" height="45" typeName="TOD_TO_STRING" executionOrderId="0">
    + <position x="730" y="1759"/>
    + <inputVariables>
    + <variable formalParameter="IN">
    + <connectionPointIn>
    + <relPosition x="0" y="31"/>
    + <connection refLocalId="39">
    + <position x="730" y="1790"/>
    + <position x="655" y="1790"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + </inputVariables>
    + <inOutVariables/>
    + <outputVariables>
    + <variable formalParameter="OUT">
    + <connectionPointOut>
    + <relPosition x="125" y="31"/>
    + </connectionPointOut>
    + </variable>
    + </outputVariables>
    + </block>
    + <inOutVariable localId="39" height="30" width="75" executionOrderId="0" negatedOut="false" negatedIn="false">
    + <position x="580" y="1774"/>
    + <connectionPointIn>
    + <relPosition x="0" y="16"/>
    + <connection refLocalId="37" formalParameter="OUT">
    + <position x="580" y="1790"/>
    + <position x="520" y="1790"/>
    + </connection>
    + </connectionPointIn>
    + <connectionPointOut>
    + <relPosition x="75" y="16"/>
    + </connectionPointOut>
    + <expression>Test_TOD</expression>
    + </inOutVariable>
    + <inVariable localId="49" height="30" width="30" executionOrderId="0" negated="false">
    + <position x="160" y="2510"/>
    + <connectionPointOut>
    + <relPosition x="30" y="15"/>
    + </connectionPointOut>
    + <expression>42</expression>
    + </inVariable>
    + <outVariable localId="57" height="30" width="50" executionOrderId="0" negated="false">
    + <position x="240" y="2510"/>
    + <connectionPointIn>
    + <relPosition x="0" y="15"/>
    + <connection refLocalId="49">
    + <position x="240" y="2525"/>
    + <position x="190" y="2525"/>
    + </connection>
    + </connectionPointIn>
    + <expression>TOTO</expression>
    + </outVariable>
    + <outVariable localId="56" height="30" width="50" executionOrderId="0" negated="false">
    + <position x="240" y="2550"/>
    + <connectionPointIn>
    + <relPosition x="0" y="15"/>
    + <connection refLocalId="49">
    + <position x="240" y="2565"/>
    + <position x="215" y="2565"/>
    + <position x="215" y="2525"/>
    + <position x="190" y="2525"/>
    + </connection>
    + </connectionPointIn>
    + <expression>TUTU</expression>
    + </outVariable>
    + <inVariable localId="58" height="30" width="146" executionOrderId="0" negated="false">
    + <position x="60" y="1944"/>
    + <connectionPointOut>
    + <relPosition x="146" y="16"/>
    + </connectionPointOut>
    + <expression>Second_Python_Var</expression>
    + </inVariable>
    + <inVariable localId="59" height="30" width="30" executionOrderId="0" negated="false">
    + <position x="100" y="1385"/>
    + <connectionPointOut>
    + <relPosition x="30" y="15"/>
    + </connectionPointOut>
    + <expression>1</expression>
    + </inVariable>
    + <block localId="61" typeName="function0" executionOrderId="0" height="45" width="111">
    + <position x="760" y="1170"/>
    + <inputVariables>
    + <variable formalParameter="LocalVar0">
    + <connectionPointIn>
    + <relPosition x="0" y="30"/>
    + <connection refLocalId="62">
    + <position x="760" y="1200"/>
    + <position x="723" y="1200"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + </inputVariables>
    + <inOutVariables/>
    + <outputVariables>
    + <variable formalParameter="OUT">
    + <connectionPointOut>
    + <relPosition x="111" y="30"/>
    + </connectionPointOut>
    + </variable>
    + </outputVariables>
    + </block>
    + <inVariable localId="62" executionOrderId="0" height="30" width="58" negated="false">
    + <position x="665" y="1185"/>
    + <connectionPointOut>
    + <relPosition x="58" y="15"/>
    + </connectionPointOut>
    + <expression>fefvsd</expression>
    + </inVariable>
    + <outVariable localId="63" executionOrderId="0" height="30" width="58" negated="false">
    + <position x="905" y="1185"/>
    + <connectionPointIn>
    + <relPosition x="0" y="15"/>
    + <connection refLocalId="61" formalParameter="OUT">
    + <position x="905" y="1200"/>
    + <position x="871" y="1200"/>
    + </connection>
    + </connectionPointIn>
    + <expression>fefvsd</expression>
    + </outVariable>
    + <comment localId="53" height="80" width="420">
    + <position x="75" y="2160"/>
    + <content>
    + <xhtml:p><![CDATA[Shows global variables access from resource configuration (res_pytest) and from project's configuration.]]></xhtml:p>
    + </content>
    + </comment>
    + <inVariable localId="18" height="30" width="74" executionOrderId="0" negated="false">
    + <position x="986" y="795"/>
    + <connectionPointOut>
    + <relPosition x="74" y="15"/>
    + </connectionPointOut>
    + <expression>mux2_sel</expression>
    + </inVariable>
    + <comment localId="60" height="45" width="930">
    + <position x="60" y="1480"/>
    + <content>
    + <xhtml:p><![CDATA[Here is shown how to convert values between different types (BCD, DT, TOD, STRING and others) using standard functions.]]></xhtml:p>
    + </content>
    + </comment>
    + <comment localId="64" height="55" width="300">
    + <position x="665" y="1095"/>
    + <content>
    + <xhtml:p><![CDATA[Example of usage of user-defined function.]]></xhtml:p>
    + </content>
    + </comment>
    + <comment localId="65" height="45" width="410">
    + <position x="55" y="1315"/>
    + <content>
    + <xhtml:p><![CDATA[Shows access variable defined in python extension. ]]></xhtml:p>
    + </content>
    + </comment>
    + <inVariable localId="66" height="30" width="137" executionOrderId="0" negated="false">
    + <position x="60" y="1685"/>
    + <connectionPointOut>
    + <relPosition x="137" y="15"/>
    + </connectionPointOut>
    + <expression>Test_BCD_WRONG</expression>
    + </inVariable>
    + <block localId="67" width="106" height="100" typeName="BCD_TO_UINT" executionOrderId="0">
    + <position x="265" y="1620"/>
    + <inputVariables>
    + <variable formalParameter="EN">
    + <connectionPointIn>
    + <relPosition x="0" y="40"/>
    + </connectionPointIn>
    + </variable>
    + <variable formalParameter="IN">
    + <connectionPointIn>
    + <relPosition x="0" y="80"/>
    + <connection refLocalId="66">
    + <position x="265" y="1700"/>
    + <position x="255" y="1700"/>
    + <position x="255" y="1700"/>
    + <position x="345" y="1700"/>
    + <position x="345" y="1700"/>
    + <position x="197" y="1700"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + </inputVariables>
    + <inOutVariables/>
    + <outputVariables>
    + <variable formalParameter="ENO">
    + <connectionPointOut>
    + <relPosition x="106" y="40"/>
    + </connectionPointOut>
    + </variable>
    + <variable formalParameter="OUT">
    + <connectionPointOut>
    + <relPosition x="106" y="80"/>
    + </connectionPointOut>
    + </variable>
    + </outputVariables>
    + </block>
    + <outVariable localId="68" height="30" width="196" executionOrderId="0" negated="false">
    + <position x="580" y="1685"/>
    + <connectionPointIn>
    + <relPosition x="0" y="15"/>
    + <connection refLocalId="67" formalParameter="OUT">
    + <position x="580" y="1700"/>
    + <position x="371" y="1700"/>
    + </connection>
    + </connectionPointIn>
    + <expression>Test_BCD_WRONG_RESULT</expression>
    + </outVariable>
    + <comment localId="69" height="165" width="375">
    + <position x="795" y="1590"/>
    + <content>
    + <xhtml:p><![CDATA[Incorrect BCD number is not converted to UINT.
    +
    +151 (16#97) is good BCD number , but
    +154 (16#9A) is not.
    +
    +Try this out and look at value of Test_BCD_CONVERTED variable.
    +
    +
    +]]></xhtml:p>
    + </content>
    + </comment>
    + <outVariable localId="70" height="30" width="185" executionOrderId="0" negated="false">
    + <position x="580" y="1645"/>
    + <connectionPointIn>
    + <relPosition x="0" y="15"/>
    + <connection refLocalId="67" formalParameter="ENO">
    + <position x="580" y="1660"/>
    + <position x="370" y="1660"/>
    + </connection>
    + </connectionPointIn>
    + <expression>Test_BCD_CONVERTED</expression>
    + </outVariable>
    + <comment localId="71" height="215" width="680">
    + <position x="35" y="30"/>
    + <content>
    + <xhtml:p><![CDATA[This example shows many features in Beremiz:
    +
    + 1. How to implement python extensions.
    + 2. How to implement basic C extension.
    + 3. How to use C code in IEC POUs.
    + 4. How to call C functions from python code.
    + 5. How to avoid race conditions between IEC, C and python code.
    + 6. How to convert betweet different IEC types.
    +]]></xhtml:p>
    + </content>
    + </comment>
    + <outVariable localId="72" executionOrderId="0" height="30" width="60" negated="false">
    + <position x="1065" y="1970"/>
    + <connectionPointIn>
    + <relPosition x="0" y="15"/>
    + <connection refLocalId="76" formalParameter="OUT">
    + <position x="1065" y="1985"/>
    + <position x="1025" y="1985"/>
    + <position x="1025" y="1995"/>
    + <position x="985" y="1995"/>
    + </connection>
    + </connectionPointIn>
    + <expression>Grumpf</expression>
    + </outVariable>
    + <inVariable localId="73" executionOrderId="0" height="30" width="85" negated="false">
    + <position x="625" y="1940"/>
    + <connectionPointOut>
    + <relPosition x="85" y="15"/>
    + </connectionPointOut>
    + <expression>BOOL#TRUE</expression>
    + </inVariable>
    + <inVariable localId="74" executionOrderId="0" height="30" width="70" negated="false">
    + <position x="625" y="1975"/>
    + <connectionPointOut>
    + <relPosition x="70" y="15"/>
    + </connectionPointOut>
    + <expression>Test_DT</expression>
    + </inVariable>
    + <block localId="75" typeName="RTC" instanceName="RTC0" executionOrderId="0" height="90" width="65">
    + <position x="760" y="1925"/>
    + <inputVariables>
    + <variable formalParameter="IN">
    + <connectionPointIn>
    + <relPosition x="0" y="35"/>
    + <connection refLocalId="73">
    + <position x="760" y="1960"/>
    + <position x="735" y="1960"/>
    + <position x="735" y="1955"/>
    + <position x="710" y="1955"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + <variable formalParameter="PDT">
    + <connectionPointIn>
    + <relPosition x="0" y="70"/>
    + <connection refLocalId="74">
    + <position x="760" y="1995"/>
    + <position x="727" y="1995"/>
    + <position x="727" y="1990"/>
    + <position x="695" y="1990"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + </inputVariables>
    + <inOutVariables/>
    + <outputVariables>
    + <variable formalParameter="Q">
    + <connectionPointOut>
    + <relPosition x="65" y="35"/>
    + </connectionPointOut>
    + </variable>
    + <variable formalParameter="CDT">
    + <connectionPointOut>
    + <relPosition x="65" y="70"/>
    + </connectionPointOut>
    + </variable>
    + </outputVariables>
    + </block>
    + <block localId="76" typeName="DT_TO_STRING" executionOrderId="0" height="40" width="110">
    + <position x="875" y="1965"/>
    + <inputVariables>
    + <variable formalParameter="IN">
    + <connectionPointIn>
    + <relPosition x="0" y="30"/>
    + <connection refLocalId="75" formalParameter="CDT">
    + <position x="875" y="1995"/>
    + <position x="825" y="1995"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + </inputVariables>
    + <inOutVariables/>
    + <outputVariables>
    + <variable formalParameter="OUT">
    + <connectionPointOut>
    + <relPosition x="110" y="30"/>
    + </connectionPointOut>
    + </variable>
    + </outputVariables>
    + </block>
    + <block localId="77" typeName="ADD" executionOrderId="0" height="60" width="65">
    + <position x="170" y="1370"/>
    + <inputVariables>
    + <variable formalParameter="IN1">
    + <connectionPointIn>
    + <relPosition x="0" y="30"/>
    + <connection refLocalId="59">
    + <position x="170" y="1400"/>
    + <position x="130" y="1400"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + <variable formalParameter="IN2">
    + <connectionPointIn>
    + <relPosition x="0" y="50"/>
    + <connection refLocalId="78">
    + <position x="170" y="1420"/>
    + <position x="160" y="1420"/>
    + <position x="160" y="1450"/>
    + <position x="390" y="1450"/>
    + <position x="390" y="1400"/>
    + <position x="380" y="1400"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + </inputVariables>
    + <inOutVariables/>
    + <outputVariables>
    + <variable formalParameter="OUT">
    + <connectionPointOut>
    + <relPosition x="65" y="30"/>
    + </connectionPointOut>
    + </variable>
    + </outputVariables>
    + </block>
    + <outVariable localId="47" executionOrderId="0" height="30" width="130" negated="false">
    + <position x="625" y="1335"/>
    + <connectionPointIn>
    + <relPosition x="0" y="15"/>
    + <connection refLocalId="79">
    + <position x="625" y="1350"/>
    + <position x="590" y="1350"/>
    + </connection>
    + </connectionPointIn>
    + <expression>Test_Python_Var</expression>
    + </outVariable>
    + <inVariable localId="79" executionOrderId="0" height="27" width="30" negated="false">
    + <position x="560" y="1340"/>
    + <connectionPointOut>
    + <relPosition x="30" y="15"/>
    + </connectionPointOut>
    + <expression>23</expression>
    + </inVariable>
    + <inOutVariable localId="78" executionOrderId="0" height="30" width="100" negatedOut="false" negatedIn="false">
    + <position x="280" y="1385"/>
    + <connectionPointIn>
    + <relPosition x="0" y="15"/>
    + <connection refLocalId="77" formalParameter="OUT">
    + <position x="280" y="1400"/>
    + <position x="235" y="1400"/>
    + </connection>
    + </connectionPointIn>
    + <connectionPointOut>
    + <relPosition x="100" y="15"/>
    + </connectionPointOut>
    + <expression>SomeVarName</expression>
    + </inOutVariable>
    + <block localId="80" typeName="MOVE" executionOrderId="0" height="40" width="60">
    + <position x="570" y="455"/>
    + <inputVariables>
    + <variable formalParameter="IN">
    + <connectionPointIn>
    + <relPosition x="0" y="30"/>
    + <connection refLocalId="82">
    + <position x="578" y="485"/>
    + <position x="532" y="485"/>
    + </connection>
    + </connectionPointIn>
    + </variable>
    + </inputVariables>
    + <inOutVariables/>
    + <outputVariables>
    + <variable formalParameter="OUT">
    + <connectionPointOut>
    + <relPosition x="60" y="30"/>
    + </connectionPointOut>
    + </variable>
    + </outputVariables>
    + </block>
    + <connector name="Connection0" localId="81" height="30" width="130">
    + <position x="545" y="390"/>
    + <connectionPointIn>
    + <relPosition x="0" y="15"/>
    + <connection refLocalId="4">
    + <position x="545" y="405"/>
    + <position x="515" y="405"/>
    + </connection>
    + </connectionPointIn>
    + </connector>
    + <continuation name="Connection0" localId="82" height="30" width="130">
    + <position x="410" y="470"/>
    + <connectionPointOut>
    + <relPosition x="130" y="15"/>
    + </connectionPointOut>
    + </continuation>
    + </FBD>
    + </body>
    + </pou>
    + <pou name="C_Pragma" pouType="functionBlock">
    + <interface>
    + <outputVars>
    + <variable name="OUT">
    + <type>
    + <SINT/>
    + </type>
    + </variable>
    + </outputVars>
    + <inputVars>
    + <variable name="IN">
    + <type>
    + <SINT/>
    + </type>
    + </variable>
    + </inputVars>
    + <localVars>
    + <variable name="COORDS">
    + <type>
    + <array>
    + <dimension lower="0" upper="5"/>
    + <baseType>
    + <SINT/>
    + </baseType>
    + </array>
    + </type>
    + <initialValue>
    + <arrayValue>
    + <value>
    + <simpleValue value="54"/>
    + </value>
    + <value>
    + <simpleValue value="55"/>
    + </value>
    + <value>
    + <simpleValue value="56"/>
    + </value>
    + <value>
    + <simpleValue value="57"/>
    + </value>
    + <value>
    + <simpleValue value="58"/>
    + </value>
    + <value>
    + <simpleValue value="59"/>
    + </value>
    + </arrayValue>
    + </initialValue>
    + </variable>
    + <variable name="SMURF">
    + <type>
    + <derived name="CPLX_TYPE"/>
    + </type>
    + </variable>
    + </localVars>
    + <externalVars>
    + <variable name="Global_RS">
    + <type>
    + <derived name="RS"/>
    + </type>
    + </variable>
    + <variable name="Dudiduda">
    + <type>
    + <derived name="blups"/>
    + </type>
    + </variable>
    + </externalVars>
    + </interface>
    + <body>
    + <ST>
    + <xhtml:p><![CDATA[(* hereafter is a C pragma accessing FB interface in a clean way *)
    +{{
    + char toPLC;
    + char fromPLC = GetFbVar(IN);
    + extern int PLC_C_Call(char, char *);
    + if(PLC_C_Call(fromPLC, &toPLC)){
    + SetFbVar(OUT, toPLC);
    + }
    + if(0){
    + /* that code demonstrate C access to complex types */
    + char somebyte = GetFbVar(COORDS, .table[3]);
    + SetFbVar(SMURF, somebyte, .FIRSTBYTE);
    + SetFbVar(COORDS, somebyte, .table[4]);
    + }
    +}}
    +(* If you do not use GetFbVar and SetFbVar macros, expect unexpected behaviour*)
    +Global_RS();
    +
    +(* testing access to global struct array *)
    +Dudiduda[2].FIRSTBYTE := 0;
    +]]></xhtml:p>
    + </ST>
    + </body>
    + </pou>
    + <pou name="norm" pouType="function">
    + <interface>
    + <returnType>
    + <REAL/>
    + </returnType>
    + <inputVars>
    + <variable name="IN1">
    + <type>
    + <REAL/>
    + </type>
    + </variable>
    + <variable name="IN2">
    + <type>
    + <REAL/>
    + </type>
    + </variable>
    + </inputVars>
    + </interface>
    + <body>
    + <ST>
    + <xhtml:p><![CDATA[NORM := SQRT(IN1 * IN1 + IN2 * IN2);]]></xhtml:p>
    + </ST>
    + </body>
    + </pou>
    + <pou name="function0" pouType="function">
    + <interface>
    + <returnType>
    + <derived name="datatype0"/>
    + </returnType>
    + <inputVars>
    + <variable name="LocalVar0">
    + <type>
    + <derived name="datatype0"/>
    + </type>
    + </variable>
    + </inputVars>
    + </interface>
    + <body>
    + <ST>
    + <xhtml:p><![CDATA[function0 := LocalVar0;
    +]]></xhtml:p>
    + </ST>
    + </body>
    + </pou>
    + </pous>
    + </types>
    + <instances>
    + <configurations>
    + <configuration name="config">
    + <resource name="res_pytest">
    + <task name="pytest_task" priority="0" interval="T#500ms"/>
    + <globalVars>
    + <variable name="TOTO">
    + <type>
    + <INT/>
    + </type>
    + </variable>
    + </globalVars>
    + <pouInstance name="pytest_instance" typeName="main_pytest"/>
    + </resource>
    + <globalVars>
    + <variable name="Global_RS">
    + <type>
    + <derived name="RS"/>
    + </type>
    + </variable>
    + <variable name="Dudiduda">
    + <type>
    + <derived name="blups"/>
    + </type>
    + </variable>
    + <variable name="TUTU">
    + <type>
    + <INT/>
    + </type>
    + </variable>
    + </globalVars>
    + </configuration>
    + </configurations>
    + </instances>
    +</project>
    --- a/exemples/python/python@py_ext/pyfile.xml Mon Aug 07 18:17:12 2023 +0200
    +++ b/exemples/python/python@py_ext/pyfile.xml Thu Sep 28 17:56:03 2023 +0200
    @@ -1,69 +1,79 @@
    -<?xml version='1.0' encoding='utf-8'?>
    -<PyFile xmlns:xhtml="http://www.w3.org/1999/xhtml">
    - <variables>
    - <variable name="Test_Python_Var" type="INT" initial="4"/>
    - <variable name="Second_Python_Var" type="INT" initial="5"/>
    - </variables>
    - <globals>
    - <xhtml:p><![CDATA[
    -import time,sys,ctypes
    -Python_to_C_Call = PLCBinary.Python_to_C_Call
    -Python_to_C_Call.restype = ctypes.c_int
    -Python_to_C_Call.argtypes = [ctypes.c_int, ctypes.POINTER(ctypes.c_int)]
    -
    -def MyPythonFunc(arg):
    - i = ctypes.c_int()
    - if(Python_to_C_Call(arg, i)):
    - res = i.value
    - print("toC:", arg, "from C:", res, "FBID:", FBID)
    - else:
    - print("Failed Python_to_C_Call failed")
    - res = None
    - print("Python read PLC global :",PLCGlobals.Test_Python_Var)
    - print("Python read PLC global Grumpf :",PLCGlobals.Grumpf)
    - PLCGlobals.Second_Python_Var = 789
    - sys.stdout.flush()
    - return res
    -
    -async_error_test_code = """
    -def badaboom():
    - tuple()[0]
    -
    -import wx
    -def badaboomwx():
    - wx.CallAfter(badaboom)
    -
    -from threading import Timer
    -a = Timer(3, badaboom)
    -a.start()
    -
    -b = Timer(6, badaboomwx)
    -b.start()
    -"""
    -]]></xhtml:p>
    - </globals>
    - <init>
    - <xhtml:p><![CDATA[
    -global x, y
    -x = 2
    -y = 5
    -print("py_runtime init:", x, ",", y)
    -]]></xhtml:p>
    - </init>
    - <cleanup>
    - <xhtml:p><![CDATA[
    -print("py_runtime cleanup")
    -]]></xhtml:p>
    - </cleanup>
    - <start>
    - <xhtml:p><![CDATA[
    -global x, y
    -print("py_runtime start", x * x + y * y)
    -]]></xhtml:p>
    - </start>
    - <stop>
    - <xhtml:p><![CDATA[
    -print("py_runtime stop")
    -]]></xhtml:p>
    - </stop>
    -</PyFile>
    +<?xml version='1.0' encoding='utf-8'?>
    +<PyFile xmlns:xhtml="http://www.w3.org/1999/xhtml">
    + <variables>
    + <variable name="Test_Python_Var" type="INT" initial="4"/>
    + <variable name="Second_Python_Var" type="INT" initial="5"/>
    + </variables>
    + <globals>
    + <xhtml:p><![CDATA[
    +import time,sys,ctypes
    +Python_to_C_Call = PLCBinary.Python_to_C_Call
    +Python_to_C_Call.restype = ctypes.c_int
    +Python_to_C_Call.argtypes = [ctypes.c_int, ctypes.POINTER(ctypes.c_int)]
    +
    +
    +def MyPrintFunction(msg):
    + if sys.stdout:
    + sys.stdout.write(msg)
    + sys.stdout.flush()
    + else:
    + PLCObject.LogMessage(msg)
    +
    +def MyPythonFunc(arg):
    + i = ctypes.c_int()
    + if(Python_to_C_Call(arg, i)):
    + res = i.value
    + print("toC:", arg, "from C:", res, "FBID:", FBID)
    + else:
    + print("Failed Python_to_C_Call failed")
    + res = None
    + print("Python read PLC global :",PLCGlobals.Test_Python_Var)
    + print("Python read PLC global Grumpf :",PLCGlobals.Grumpf)
    + PLCGlobals.Second_Python_Var = 789
    +
    + if sys.stdout:
    + sys.stdout.flush()
    + return res
    +
    +async_error_test_code = """
    +def badaboom():
    + tuple()[0]
    +
    +import wx
    +def badaboomwx():
    + wx.CallAfter(badaboom)
    +
    +from threading import Timer
    +a = Timer(3, badaboom)
    +a.start()
    +
    +b = Timer(6, badaboomwx)
    +b.start()
    +"""
    +]]></xhtml:p>
    + </globals>
    + <init>
    + <xhtml:p><![CDATA[
    +global x, y
    +x = 2
    +y = 5
    +print("py_runtime init:", x, ",", y)
    +]]></xhtml:p>
    + </init>
    + <cleanup>
    + <xhtml:p><![CDATA[
    +print("py_runtime cleanup")
    +]]></xhtml:p>
    + </cleanup>
    + <start>
    + <xhtml:p><![CDATA[
    +global x, y
    +print("py_runtime start", x * x + y * y)
    +]]></xhtml:p>
    + </start>
    + <stop>
    + <xhtml:p><![CDATA[
    +print("py_runtime stop")
    +]]></xhtml:p>
    + </stop>
    +</PyFile>
    --- a/runtime/PLCObject.py Mon Aug 07 18:17:12 2023 +0200
    +++ b/runtime/PLCObject.py Thu Sep 28 17:56:03 2023 +0200
    @@ -62,8 +62,9 @@
    def PLCprint(message):
    - sys.stdout.write("PLCobject : "+message+"\n")
    - sys.stdout.flush()
    + if sys.stdout:
    + sys.stdout.write("PLCobject : "+message+"\n")
    + sys.stdout.flush()
    def RunInMain(func):
    --- a/runtime/PyroServer.py Mon Aug 07 18:17:12 2023 +0200
    +++ b/runtime/PyroServer.py Thu Sep 28 17:56:03 2023 +0200
    @@ -73,7 +73,8 @@
    if self._to_be_published():
    print(_("Publishing service on local network"))
    - sys.stdout.flush()
    + if sys.stdout:
    + sys.stdout.flush()
    def PyroLoop(self, when_ready):
    if self._to_be_published():