Questions about Python functions defining global variables to perform pop-up syntaxwarning

Script shows:

[[email protected] tmp]# cat test.py #!/usr/bin/env pythondef func (): x = 1 Global xfunc () print X

Syntax warning

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modifying scripts

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Execute script

[[email protected] tmp]# python test.py 1

See the script above does not appear syntax warning again

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Questions about Python functions defining global variables to perform pop-up syntaxwarning