python access variable outside function code example

Example 1: global variable python

a = 0

def testFor():
  global a 
  if(a == 0):
    	#run code

Example 2: global variables python

global x
x=1

Example 3: accessing a variable from outside the function in python

# for accessing a variable from outside the function then create that variable
# as an attribute of the function
def hi():
    # other code...
    hi.bye = 42  # Create function attribute.
    sigh = 10

hi()
print(hi.bye)  # -> 42