check if a value exists in a list python code example

Example 1: how to check an element in a list in python

thislist = ["apple", "banana", "cherry"]
if "apple" in thislist:
  print("Yes, 'apple' is in the fruits list")

Example 2: how to check if value is in list python

>>> letters = [a,b,c,d,e]
>>> 'a' in letters:
True

Example 3: python checking not in list

a = [1, 2, 3, 4, 5, 6]
b = 7
c = 4

# use "not in" to check if something is not an element of a list
# use "in" to check if something is an element of a list

if b not in a:
  print('True')
else:
  print('False')

if c in a:
  print('True')
else:
    print('False')

Example 4: python how to check in a list

# app.py

listA = ['Stranger Things', 'S Education', 'Game of Thrones']

if 'Dark' in listA:
    print("Yes, 'S Eductation' found in List : ", listA)
else:
    print("Nope, 'Dark' not found in the list")