compare two list and find common values python code example
Example 1: find common words in two lists python
list1 = ['little','blue','widget']
list2 = ['there','is','a','little','blue','cup','on','the','table']
list3 = set(list1)&set(list2)
list4 = sorted(list3, key = lambda k : list1.index(k))
Example 2: find number of common element in two python array
len([x for x in list1 if x in list2])