[Python] merge dictionary

merge_dict.py

"""Merge dictionary"""
words = {"a": 1, "b": 2, "c": 3}
number = {"1": 1, "2": 2, "3": 3}

"""example 1"""
ex_1 = {**words, **number}
# merge dictionary a, b = {'a': 1, 'b': 2, 'c': 3, '1': 1, '2': 2, '3': 3}

"""example 2"""
ex_2 = dict(words.items() | number.items())
# merge dictionary a, b = {'3': 3, 'c': 3, '2': 2, 'b': 2, '1': 1, 'a': 1}

"""example 3"""
words.update(number)
ex_3 = words
# merge dictionary a, b = {'a': 1, 'b': 2, 'c': 3, '1': 1, '2': 2, '3': 3}