test if value is in list python code example

Example 1: how to check if element is in list python

'''    
    check if element NOT exist in list using 'in'
'''
if 'time' not in listOfStrings :
    print("Yes, 'time' NOT found in List : " , listOfStrings)

Example 2: how to check an array for a value in python

s = set(a)
if 7 in s:
  # do stuff