# https://url.spec.whatwg.org/

# https://url.spec.whatwg.org/commit-snapshots/a46cb9188a48c2c9d80ba32a9b1891652d6b4900/#default-port
_DEFAULT_PORTS = {
    "ftp": 21,
    "file": None,
    "http": 80,
    "https": 443,
    "ws": 80,
    "wss": 443,
}
_SPECIAL_SCHEMES = set(_DEFAULT_PORTS.keys())