Anaconda Python3.7环境 import _ssl DLL load failed（ImportError:DLL load failed:找不到指定模块）

https://blog.csdn.net/zhangfeng888168/article/details/89963331

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import requests
url = 'https://caijing.chinadaily.com.cn/a/202001/14/WS5e1d6deca3107bb6b5799df6.html'
r = requests.get(url, allow_redirects=False, verify=False)

Traceback (most recent call last):
  File "D:installsoftAnaconda3libsite-packagesurllib3connectionpool.py", line 588, in urlopen
    conn = self._get_conn(timeout=pool_timeout)
  File "D:installsoftAnaconda3libsite-packagesurllib3connectionpool.py", line 248, in _get_conn
    return conn or self._new_conn()
  File "D:installsoftAnaconda3libsite-packagesurllib3connectionpool.py", line 816, 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 "D:installsoftAnaconda3libsite-packages
equestsadapters.py", line 449, in send
    timeout=timeout
  File "D:installsoftAnaconda3libsite-packagesurllib3connectionpool.py", line 638, in urlopen
    _stacktrace=sys.exc_info()[2])
  File "D:installsoftAnaconda3libsite-packagesurllib3util
etry.py", line398, in increment
    raise MaxRetryError(_pool, url, error or ResponseError(cause))
urllib3.exceptions.MaxRetryError: HTTPSConnectionPool(host='caijing.chinadaily.com.cn', port=443): Max retries exceeded with url: /a/202001/14/WS5e1d6deca3107bb6b5799df6.html (Caused by 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 "<stdin>", line 1, in <module>
  File "D:installsoftAnaconda3libsite-packages
equestsapi.py", line 75, in get
    return request('get', url, params=params, **kwargs)
  File "D:installsoftAnaconda3libsite-packages
equestsapi.py", line 60, in request
    return session.request(method=method, url=url, **kwargs)
  File "D:installsoftAnaconda3libsite-packages
equestssessions.py", line 533, in request
    resp = self.send(prep, **send_kwargs)
  File "D:installsoftAnaconda3libsite-packages
equestssessions.py", line 646, in send
    r = adapter.send(request, **kwargs)
  File "D:installsoftAnaconda3libsite-packages
equestsadapters.py", line 514, in send
    raise SSLError(e, request=request)
requests.exceptions.SSLError: HTTPSConnectionPool(host='caijing.chinadaily.com.cn', port=443): Max retries exceeded with url: /a/202001/14/WS5e1d6deca3107bb6b5799df6.html (Caused by SSLError("Can't connect to HTTPS URL because the SSL module is not available."))

提示找不到_ssl模块。用 pip install ssl 语句也无法安装。

原因：

是环境变量的问题！
D:Anaconda3; 
D:Anaconda3Scripts; 
D:Anaconda3Libraryin 
要添加三个环境变量，而不是只添加Scripts那个！