check if value exists in list python

1# app.py
2
3listA = ['Stranger Things', 'S Education', 'Game of Thrones']
4
5if 'Dark' in listA:
6    print("Yes, 'S Eductation' found in List : ", listA)
7else:
8    print("Nope, 'Dark' not found in the list")
9

1if item in list:
2  #do stuff

1def search(lst, x):
2    if not x in lst:
3        return False
4    return True
5
6
7if __name__ == "__main__":
8    lst = [1, 2, 3, 4, 5]
9    print(search(lst, 2))
10    print(search(lst, 6))
11

1'''    
2    check if list1 contains all elements in list2
3'''
4result =  all(elem in list1  for elem in list2)
5if result:
6    print("Yes, list1 contains all elements in list2")    
7else :
8    print("No, list1 does not contains all elements in list2"