Solutions to some of the errors

0x01 pip install xxx:There was a problem confirming the ssl certificate: HTTPSConnectionPool

问题： 在使用pip install xxx的时候，报错

Looking in indexes: https://pypi.tuna.tsinghua.edu.cn/simple
WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=No
ne)) after connection broken by 'SSLError(SSLZeroReturnError(6, 'TLS/SSL connection has been closed (EOF) (_ssl.c:1131)'))': /simple/scipy/
WARNING: Retrying (Retry(total=3, connect=None, read=None, redirect=None, status=No
ne)) after connection broken by 'SSLError(SSLZeroReturnError(6, 'TLS/SSL connection has been closed (EOF) (_ssl.c:1131)'))': /simple/scipy/
WARNING: Retrying (Retry(total=2, connect=None, read=None, redirect=None, status=No
ne)) after connection broken by 'SSLError(SSLZeroReturnError(6, 'TLS/SSL connection has been closed (EOF) (_ssl.c:1131)'))': /simple/scipy/

原因: 此时需要获得 ssl证书的认证，需要在原来的安装命令后增加,因此在原来的安装命令后增加：

-i http://mirrors.aliyun.com/pypi/simple --trusted-host mirrors.aliyun.com （也可换其他源）