python中使用requests模块请求https的网站报错

代码如下

import requests

print(requests.get("https://www.baidu.com"))

错误提示如下，是什么原因造成的

Traceback (most recent call last):
  File "/Users/jiangyd/python3_zy/lib/python3.6/site-packages/requests/adapters.py", line 440, in send
    timeout=timeout
  File "/Users/jiangyd/python3_zy/lib/python3.6/site-packages/urllib3/connectionpool.py", line 588, in urlopen
    conn = self._get_conn(timeout=pool_timeout)
  File "/Users/jiangyd/python3_zy/lib/python3.6/site-packages/urllib3/connectionpool.py", line 250, in _get_conn
    return conn or self._new_conn()
  File "/Users/jiangyd/python3_zy/lib/python3.6/site-packages/urllib3/connectionpool.py", line 821, in _new_conn
    raise SSLError("Can't connect to HTTPS URL because the SSL "
urllib3.exceptions.SSLError: Can't connect to HTTPS URL because the SSL module is not available.

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/Users/jiangyd/PycharmProjects/untitled10/mm.py", line 12, in <module>
    print(requests.get("https://www.baidu.com"))
  File "/Users/jiangyd/python3_zy/lib/python3.6/site-packages/requests/api.py", line 72, in get
    return request('get', url, params=params, **kwargs)
  File "/Users/jiangyd/python3_zy/lib/python3.6/site-packages/requests/api.py", line 58, in request
    return session.request(method=method, url=url, **kwargs)
  File "/Users/jiangyd/python3_zy/lib/python3.6/site-packages/requests/sessions.py", line 502, in request
    resp = self.send(prep, **send_kwargs)
  File "/Users/jiangyd/python3_zy/lib/python3.6/site-packages/requests/sessions.py", line 612, in send
    r = adapter.send(request, **kwargs)
  File "/Users/jiangyd/python3_zy/lib/python3.6/site-packages/requests/adapters.py", line 514, in send
    raise SSLError(e, request=request)
requests.exceptions.SSLError: Can't connect to HTTPS URL because the SSL module is not available.