A Python script that checks if a Minecraft username is already taken

mcname.py

def check_if_name_is_available(username):
    import requests
    proxy = "https://api.mojang.com/users/profiles/minecraft/"
    url = proxy + username
    if requests.get(url).content == b'':
        # If the username is not available, False is returned.
        return False
    else:
        # If the username is available, True is returned.
        return True