def _urllib3_request_context(
    request: PreparedRequest,
    verify: bool | str | None,
    client_cert: tuple[str, str] | str | None,
    poolmanager: PoolManager,
) -> tuple[dict[str, Any], dict[str, Any]]:
    host_params: dict[str, Any] = {}
    pool_kwargs: dict[str, Any] = {}
    parsed_request_url = urlparse(request.url)
    scheme = parsed_request_url.scheme.lower()
    port = parsed_request_url.port

    cert_reqs = "CERT_REQUIRED"
    if verify is False:
        cert_reqs = "CERT_NONE"
    elif isinstance(verify, str):
        if not os.path.isdir(verify):
            pool_kwargs["ca_certs"] = verify
        else:
            pool_kwargs["ca_cert_dir"] = verify
    pool_kwargs["cert_reqs"] = cert_reqs
    if client_cert is not None:
        if isinstance(client_cert, tuple) and len(client_cert) == 2:
            pool_kwargs["cert_file"] = client_cert[0]
            pool_kwargs["key_file"] = client_cert[1]
        else:
            # According to our docs, we allow users to specify just the client
            # cert path
            pool_kwargs["cert_file"] = client_cert
    host_params = {
        "scheme": scheme,
        "host": parsed_request_url.hostname,
        "port": port,
    }
    return host_params, pool_kwargs

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