check if word in lis tis in other list python code example

Example 1: 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 2: padnas check if string is in list of strings

print frame[frame['a'].isin(mylist)]