global variable in python class code example

Example 1: python class variables make blobal

x = 10

class myClass1():
  global x # This takes the variable x outside this class

Example 2: global variable python

# Python global variable
# Probably should not use this, just pass in arguments

x = 0 # variable is in outer scope
print(x) # prints x (0)

def use_global_variables():
  # if using a global variable, the variable will not need to be mention while calling the function
  global x # calling the x variable from a function
  x += 1
  print(x) # prints x after adding one in the function (1)
  
use_global_variables

=============================================
# Output:
0
1

Example 3: global variable python

#it is best not to use global variables in a function
#(pass it as an argument)
a = 'This is global a'
def yourFunction():
    global a
    return a[0:2]

Example 4: global variable python

a = 0

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

Example 5: how to declare global variable in python

global n
n = 'whatever'

Example 6: global variables python

global x
x=1