python is in list 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: python check if list contains

# To check if a certain element is contained in a list use 'in'
bikes = ['trek', 'redline', 'giant']
'trek' in bikes
# Output:
# True

Example 3: Check if element in list Python

listA = [item1, item2, item3]
if item4 in listA:
  print('yes, item4 is in the list')
else:
  print('no, item4 is not in the list')

Example 4: 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 5: 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")

Example 6: how to check an array for a value in python

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