[py] Remote connection throws resp status code when data is empty (#1…

…4601)

Signed-off-by: Viet Nguyen Duc <[email protected]>

py/selenium/webdriver/remote/remote_connection.py

@@ -336,7 +336,9 @@ def _request(self, method, url, body=None):
             if 300 <= statuscode < 304:
                 return self._request("GET", response.headers.get("location", None))
             if 399 < statuscode <= 500:
-                return {"status": statuscode, "value": data}
+                if statuscode == 401:
+                    return {"status": statuscode, "value": "Authorization Required"}
+                return {"status": statuscode, "value": str(statuscode) if not data else data.strip()}
             content_type = []
             if response.headers.get("Content-Type", None):
                 content_type = response.headers.get("Content-Type", None).split(";")