PIP安装失败,“连接错误:[SSL:证书_验证_失败]证书验证失败(_ssl.c:598)”
> pip install linkchecker
> pip install scrapy
python
pip
> pip search linkchecker
pip install linkchecker
:
Downloading/unpacking linkchecker Getting page https://pypi.python.org/simple/linkchecker/ Could not fetch URL https://pypi.python.org/simple/linkchecker/: connection error: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:598) Will skip URL https://pypi.python.org/simple/linkchecker/ when looking for download links for linkchecker Getting page https: //pypi.python.org/simple/ Could not fetch URL https://pypi.python.org/simple/: connection error: HTTPSConnectionPool(host='pypi.python.org', port=443): Max retries exceeded with url: /simple/ (Caused by <class 'http.client.CannotSendRequest'>: Request-sent) Will skip URL https://pypi.python.org/simple/ when looking for download links for linkchecker Cannot fetch index base URL https://pypi.python.org/simple/ URLs to search for versions for linkchecker: * https://pypi.python.org/simple/linkchecker/ Getting page https://pypi.python.org/simple/linkchecker/ Could not fetch URL https://pypi.python.org/simple/linkchecker/: connection error: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:598) Will skip URL https://pypi.python.org/simple/linkchecker/ when looking for download links for linkchecker Could not find any downloads that satisfy the requirement linkcheckerCleaning up...
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