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pythonHow to declare global variable

var = 1

def fnc():
  global var
  # do something with varctrl + cgithub

var

declare variable to be used as global and assign value

global var

declares var as global variable - now can be used in function

Usage example

var = 1

def fnc():
  global var
  var = 2

fnc()
print(var)

output

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