text: 22686/how-to-use-a-global-variable-in-function
  The global variable can be used in other functions by declaring it as global in each function that assigns to it.
  It can be used as such :
  globvar = 0
  def set_globvar_to_one():
  global globvar
  globvar = 1
  def print_globvar():
  print(globvar)
  set_globvar_to_one()
  print_globvar()
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  Use , to separate strings and variables while printing:
  print ...READ MORE
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