Python - Remove any element from a list of strings that is a substring of another element

Question

So starting with a list of strings, as below

string_list = [\'rest\', \'resting\', \'look\', \'looked\', \'it\', \'spit\']

I wan

Answer 1

Another one liner:

[string for string in string_list if len(filter(lambda x: string in x,string_list)) == 1]

should be fairly readable, just not that pythonic.

Answer 2

Here's an un-optimal way, only use if the lists are small:

for str1 in string_list:
    for str2 in string_list:
        if str1 in str2:
            string_list.remove(str1)