Compress and decompress a Python dictionary

compress_dict.py

import gzip
import json


source_dict = {
    "New Year's Day": "Fri, Jan 1, 2021",
    "Martin Luther King Jr. Day": "Mon, Jan 18, 2021",
    "Washington's Birthday": "Mon, Feb 15, 2021",
    "Arbor Day": "Fri, Apr 30, 2021",
    "Memorial Day": "Mon, May 31, 2021",
    "Independence Day": "Mon, Jul 5, 2021",
    "Labor Day": "Mon, Sep 6, 2021",
    "Columbus Day": "Mon, Oct 11, 2021",
    "Veterans Day": "Thu, Nov 11, 2021",
    "Thanksgiving": "Thu, Nov 25, 2021",
    "Christmas Day": "Fri, Dec 24, 2021",
    "New Year's Eve": "Fri, Dec 31, 2021"
}


def compress_dict(source):
    """Compress a Python dictionary

    :param source: object - Python dict

    :return: object - gzip
    """
    # Convert the dictionary to json so we can pickle it.
    json_data = json.dumps(source, indent=2)

    # Convert to bytes and compress
    encoded_obj = json_data.encode('utf-8')

    # Zip it
    comp_data = gzip.compress(encoded_obj)
    return comp_data


def uncompress_dict(gzip_file):
    """Uncompress a gzipped json file and decode it into a Python dictionary, 
    
    :param gzip_file: 
    
    :return: Python dictionary
    """
    unzipped = gzip.decompress(gzip_file)
    decoded_json = json.loads(unzipped)
    return decoded_json


if __name__ == '__main__':
    zipped_dict = compress_dict(source_dict)
    uncompressed_dict = uncompress_dict(zipped_dict)
    for k, v in uncompressed_dict.items():
        print(f'{k} is {v}')