Create a canadian postal code based on a province

postalcode.py

def generate_postal_suffix():
    n = str(random.randint(0, 9))
    l = random.choice(string.ascii_letters)
    n2 = str(random.randint(0, 9))
    return n + l + n2

def generate_postal_code():
    import json

    postal_codes = json.load(open("postal_codes.json", "r")) # https://gist.github.com/xxiz/e276ad0e9d0b786e492c8e4085f76a91

    PROVINCE = "BC"

    postal_codes = [
        item["name"] for item in postal_codes["data"] if PROVINCE in item["detail"]
    ]

    postal_code = random.choice(postal_codes) + generate_postal_suffix()

    return postal_code