import requests
b_url='https://s.weibo.com/user?q=%E4%B8%AD%E5%9B%BD%E6%96%B0%E9%97%BB%E7%BD%91&Refer=weibo_user'
print(requests.get(b_url).text)
得出的回复：
Traceback (most recent call last):
File "/usr/local/lib/python3.8/site-packages/requests/adapters.py", line 412, in send
conn = self.get_connection(request.url, proxies)
File "/usr/local/lib/python3.8/site-packages/requests/adapters.py", line 315, in get_connection
conn = self.poolmanager.connection_from_url(url)
File "/usr/local/lib/python3.8/site-packages/urllib3/poolmanager.py", line 285, in connection_from_url
return self.connection_from_host(
File "/usr/local/lib/python3.8/site-packages/urllib3/poolmanager.py", line 225, in connection_from_host
raise LocationValueError("No host specified.")
urllib3.exceptions.LocationValueError: No host specified.
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "tes.py", line 12, in
print(requests.get(b_url).text)
File "/usr/local/lib/python3.8/site-packages/requests/api.py", line 76, in get
return request('get', url, params=params, **kwargs)
File "/usr/local/lib/python3.8/site-packages/requests/api.py", line 61, in request
return session.request(method=method, url=url, **kwargs)
File "/usr/local/lib/python3.8/site-packages/requests/sessions.py", line 530, in request
resp = self.send(prep, **send_kwargs)
File "/usr/local/lib/python3.8/site-packages/requests/sessions.py", line 665, in send
history = [resp for resp in gen] if allow_redirects else []
File "/usr/local/lib/python3.8/site-packages/requests/sessions.py", line 665, in
history = [resp for resp in gen] if allow_redirects else []
File "/usr/local/lib/python3.8/site-packages/requests/sessions.py", line 237, in resolve_redirects
resp = self.send(
File "/usr/local/lib/python3.8/site-packages/requests/sessions.py", line 643, in send
r = adapter.send(request, **kwargs)
File "/usr/local/lib/python3.8/site-packages/requests/adapters.py", line 414, in send
raise InvalidURL(e, request=request)
requests.exceptions.InvalidURL: No host specified.
访问其他的网址都没有问题，就是访问https://s.weibo.com/user?q=haha 时会出现这样的问题，采取过网上很多的解决方案，但是还是不行，urllib也请求不到。能够ping通s.weibo.com。
