Deep comparison of dictionaries using zip

deep_dict_compare.py

def deep_compare_dicts(dict1, dict2):
    if len(dict1) != len(dict2):
        return False

    for (key1, value1), (key2, value2) in zip(dict1.items(), dict2.items()):
        if key1 != key2:
            return False

        if isinstance(value1, dict) and isinstance(value2, dict):
            if not deep_compare_dicts(value1, value2):
                return False
        else:
            if value1 != value2:
                return False

    return True

# Test dictionaries
dict1 = {'a': 1, 'b': {'x': 2, 'y': 3}, 'c': [4, 5, 6]}
dict2 = {'a': 1, 'b': {'x': 2, 'y': 3}, 'c': [4, 5, 6]}
dict3 = {'a': 1, 'b': {'x': 2, 'y': 4}, 'c': [4, 5, 6]}

print(deep_compare_dicts(dict1, dict2))  # Output: True (dict1 and dict2 are equal)
print(deep_compare_dicts(dict1, dict3))  # Output: False (dict1 and dict3 are not equal)