报错：

Error occurred during loading data. Trying to use cache server

Error occurred during loading data. Trying to use cache server http://d2g6u4gh6d9rq0.cloudfront.net/browsers/fake_useragent_0.1.10.json
Traceback (most recent call last):
  File "f:\python36\lib\urllib\request.py", line 1318, in do_open
    encode_chunked=req.has_header('Transfer-encoding'))
  File "f:\python36\lib\http\client.py", line 1239, in request
    self._send_request(method, url, body, headers, encode_chunked)
  File "f:\python36\lib\http\client.py", line 1285, in _send_request
    self.endheaders(body, encode_chunked=encode_chunked)
  File "f:\python36\lib\http\client.py", line 1234, in endheaders
    self._send_output(message_body, encode_chunked=encode_chunked)
  File "f:\python36\lib\http\client.py", line 1026, in _send_output
    self.send(msg)
  File "f:\python36\lib\http\client.py", line 964, in send
    self.connect()
  File "f:\python36\lib\http\client.py", line 1392, in connect
    super().connect()
  File "f:\python36\lib\http\client.py", line 936, in connect
    (self.host,self.port), self.timeout, self.source_address)
  File "f:\python36\lib\socket.py", line 724, in create_connection
    raise err
  File "f:\python36\lib\socket.py", line 713, in create_connection
    sock.connect(sa)
socket.timeout: timed out

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "f:\python36\lib\site-packages\fake_useragent\utils.py", line 67, in get
    context=context,
  File "f:\python36\lib\urllib\request.py", line 223, in urlopen
    return opener.open(url, data, timeout)
  File "f:\python36\lib\urllib\request.py", line 526, in open
    response = self._open(req, data)
  File "f:\python36\lib\urllib\request.py", line 544, in _open
    '_open', req)
  File "f:\python36\lib\urllib\request.py", line 504, in _call_chain
    result = func(*args)
  File "f:\python36\lib\urllib\request.py", line 1361, in https_open
    context=self._context, check_hostname=self._check_hostname)
  File "f:\python36\lib\urllib\request.py", line 1320, in do_open
    raise URLError(err)
urllib.error.URLError: <urlopen error timed out>

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "f:\python36\lib\site-packages\fake_useragent\utils.py", line 154, in load
    for item in get_browsers(verify_ssl=verify_ssl):
  File "f:\python36\lib\site-packages\fake_useragent\utils.py", line 97, in get_browsers
    html = get(settings.BROWSERS_STATS_PAGE, verify_ssl=verify_ssl)
  File "f:\python36\lib\site-packages\fake_useragent\utils.py", line 84, in get
    raise FakeUserAgentError('Maximum amount of retries reached')
fake_useragent.errors.FakeUserAgentError: Maximum amount of retries reached

解决：

from fake_useragent import UserAgent
ua = UserAgent(use_cache_server=False)