Python: How to group a list of objects by their characteristics or attributes? [duplicate]

Answer 1

sentence = ["This", "is", "a", "sentence", "of", "seven", "words"]
getLength = sorted(list(set([len(data) for data in sentence])))

result = []

for length in getLength:
    result.append([data for data in sentence if length == len(data)])

print(result)