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How to use set_environment_headers method in localstack

Best Python code snippet using localstack_python

request.py

Source:request.py

...62        environ["SERVER_PORT"] = "80"63    if remote_addr:64        environ["REMOTE_ADDR"] = remote_addr65    if headers:66        set_environment_headers(environ, headers)67    if not body or isinstance(body, (str, bytes)):68        data = strings.to_bytes(body) if body else b""69        wsgi_input = BytesIO(data)70        if "CONTENT_LENGTH" not in environ:71            # try to determine content length from body72            environ["CONTENT_LENGTH"] = str(len(data))73    else:74        wsgi_input = body75    # WSGI environ keys76    environ["wsgi.version"] = (1, 0)77    environ["wsgi.url_scheme"] = scheme78    environ["wsgi.input"] = wsgi_input79    environ["wsgi.input_terminated"] = True80    environ["wsgi.errors"] = BytesIO()81    environ["wsgi.multithread"] = True82    environ["wsgi.multiprocess"] = False83    environ["wsgi.run_once"] = False84    return environ85def set_environment_headers(environ: "WSGIEnvironment", headers: Union[Dict, Headers]):86    # Collect all the headers to set87    # (this might be is accessing the environment, this needs to be done before removing the items from the env)88    new_headers = {}89    for k, v in headers.items():90        name = k.upper().replace("-", "_")91        if name not in ("CONTENT_TYPE", "CONTENT_LENGTH"):92            name = f"HTTP_{name}"93        val = v94        if name in new_headers:95            val = new_headers[name] + "," + val96        new_headers[name] = val97    # Clear the HTTP headers in the env98    header_keys = [name for name in environ if name.startswith("HTTP_")]99    for name in header_keys:...

proxy.py

Source:proxy.py

...89    :param headers: optional headers to overwrite90    :return: a new request with slightly modified underlying environment but the same data stream91    """92    # ensure that the headers in the env are set on the environment93    set_environment_headers(request.environ, request.headers)94    builder = EnvironBuilder.from_environ(request.environ)95    if base_url:96        builder.base_url = base_url97        builder.headers["Host"] = builder.host98    if path is not None:99        builder.path = path100    if headers:101        builder.headers.update(headers)102    # FIXME: unfortunately, EnvironBuilder expects the input stream to be seekable, but we don't have that when using103    #  the asgi/wsgi bridge. we need a better way of dealing with IO!104    builder.input_stream = BytesIO(restore_payload(request))105    new_request = builder.get_request()...

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