我正在使用 python 库 OSMnx，它向 nomatim.openstreetmap.org 发送请求，以生成并加载地图，然后用于创建网络。但是，当我尝试通过 VPN 或在办公室运行此程序时，我得到以下信息：
File "C:\ProgramData\Anaconda3\lib\site-packages\flask\app.py", line 1982, in wsgi_app
response = self.full_dispatch_request()
File "C:\ProgramData\Anaconda3\lib\site-packages\flask\app.py", line 1614, in full_dispatch_request
rv = self.handle_user_exception(e)
File "C:\ProgramData\Anaconda3\lib\site-packages\flask\app.py", line 1517, in handle_user_exception
reraise(exc_type, exc_value, tb)
File "C:\ProgramData\Anaconda3\lib\site-packages\flask\_compat.py", line 33, in reraise
raise value
File "C:\ProgramData\Anaconda3\lib\site-packages\flask\app.py", line 1612, in full_dispatch_request
rv = self.dispatch_request()
File "C:\ProgramData\Anaconda3\lib\site-packages\flask\app.py", line 1598, in dispatch_request
return self.view_functions[rule.endpoint](**req.view_args)
File "C:\ProgramData\Anaconda3\lib\site-packages\dash\dash.py", line 551, in dispatch
return self.callback_map[target_id]['callback'](*args)
File "C:\ProgramData\Anaconda3\lib\site-packages\dash\dash.py", line 508, in add_context
output_value = func(*args, **kwargs)
File "OSMnxTest.py", …