beremiz

fix pylint warning '(redefine-in-handler) Redefining name 'X' from outer scope (line Y) in exception handler'

2017-10-17, Andrey Skvortsov
62aaabbf8812
fix pylint warning '(redefine-in-handler) Redefining name 'X' from outer scope (line Y) in exception handler'
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