[Feat] browser should support custom base url for bing search (#2321)

* feat: browser is now support custom base url

* fix: replae the base url position.

* Update bing_base_url parameter in SimpleTextBrowser class

autogen/browser_utils.py

@@ -36,6 +36,7 @@ def __init__(
         start_page: Optional[str] = None,
         viewport_size: Optional[int] = 1024 * 8,
         downloads_folder: Optional[Union[str, None]] = None,
+        bing_base_url: str = "https://api.bing.microsoft.com/v7.0/search",
         bing_api_key: Optional[Union[str, None]] = None,
         request_kwargs: Optional[Union[Dict[str, Any], None]] = None,
     ):
@@ -47,6 +48,7 @@ def __init__(
         self.viewport_current_page = 0
         self.viewport_pages: List[Tuple[int, int]] = list()
         self.set_address(self.start_page)
+        self.bing_base_url = bing_base_url
         self.bing_api_key = bing_api_key
         self.request_kwargs = request_kwargs
 
@@ -145,7 +147,7 @@ def _bing_api_call(self, query: str) -> Dict[str, Dict[str, List[Dict[str, Union
         request_kwargs["stream"] = False
 
         # Make the request
-        response = requests.get("https://api.bing.microsoft.com/v7.0/search", **request_kwargs)
+        response = requests.get(self.bing_base_url, **request_kwargs)
         response.raise_for_status()
         results = response.json()