beremiz

MQTT: Fix warning when subscribing first topic from python.

16 months ago, Edouard Tisserant
089ecd14deb3
MQTT: Fix warning when subscribing first topic from python.

Ensure that message callback is already set before subscribing a topic from python.
Overview: IDE and runtime(s)
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..
TODO: take content from https://hg.beremiz.org/beremiz_docs/
PLCopen TC6 based Model-View-Controller Editor
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Toolchain
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Runtimes
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Python runtime
^^^^^^^^^^^^^^
C runtime
^^^^^^^^^
Extensions
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Fieldbusses
^^^^^^^^^^^
HMI
^^^
I/Os
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Integration
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