inject_query_parameters.py

from urllib.parse import (
    parse_qsl,
    urlencode,
    urlparse,
    urlunparse,
)


def inject_query_parameters(url: str, params: dict) -> str:
    parts = urlparse(url)
    query = urlencode(dict(parse_qsl(parts.query), **params))

    parts = (
        parts.scheme,
        parts.netloc,
        parts.path,
        parts.params,
        query,
        parts.fragment,
    )
    return urlunparse(parts)