set global var in function python code example

Example 1: python global variables

global var1
var1 = 'whatever'

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 var in python

a = input('Hello: ')
if a == 'world':
  global b
  b = input('Here')
print b
#Prints the input for be as a result

Example 4: global python variablen

def f():
    global s
    print(s)
    s = "Zur Zeit nicht, aber Berlin ist auch toll!"
    print(s)
s = "Gibt es einen Kurs in Paris?" 
f()
print(s)