Pycharm中运行脚本提示：SSL Error_Yh_119的记录

问题：

今天用Pycharm跑脚本，提示SSL Error：

Traceback (most recent call last):
  File "C:\Users\AppData\Local\Programs\Python\Python37\lib\site-packages\urllib3\connectionpool.py", line 594, in urlopen
    self._prepare_proxy(conn)
  File "C:\Users\AppData\Local\Programs\Python\Python37\lib\site-packages\urllib3\connectionpool.py", line 805, in _prepare_proxy
    conn.connect()
  File "C:\Users\AppData\Local\Programs\Python\Python37\lib\site-packages\urllib3\connection.py", line 344, in connect
    ssl_context=context)
  File "C:\Users\AppData\Local\Programs\Python\Python37\lib\site-packages\urllib3\util\ssl_.py", line 344, in ssl_wrap_socket
    return context.wrap_socket(sock, server_hostname=server_hostname)
  File "C:\Users\AppData\Local\Programs\Python\Python37\lib\ssl.py", line 412, in wrap_socket
    session=session
  File "C:\Users\AppData\Local\Programs\Python\Python37\lib\ssl.py", line 850, in _create
    self.do_handshake()
  File "C:\Users\AppData\Local\Programs\Python\Python37\lib\ssl.py", line 1108, in do_handshake
    self._sslobj.do_handshake()
ssl.SSLCertVerificationError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1045)

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "C:\Users\AppData\Local\Programs\Python\Python37\lib\site-packages\requests\adapters.py", line 449, in send
    timeout=timeout
  File "C:\Users\AppData\Local\Programs\Python\Python37\lib\site-packages\urllib3\connectionpool.py", line 638, in urlopen
    _stacktrace=sys.exc_info()[2])
  File "C:\Users\AppData\Local\Programs\Python\Python37\lib\site-packages\urllib3\util\retry.py", line 398, in increment
    raise MaxRetryError(_pool, url, error or ResponseError(cause))
urllib3.exceptions.MaxRetryError: HTTPSConnectionPool(host='www.baidu.com', port=443): Max retries exceeded with url: / (Caused by SSLError(SSLCertVerificationError(1, '[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1045)')))
Trace