Linux用pip install myclient出現Caused by SSLError(SSLError解決辦法

錯誤

Could not fetch URL https://pypi.tuna.tsinghua.edu.cn/simple/mysqlclient/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(host='pypi.tuna.tsinghua.edu.cn', port=443): Max retries exceeded with url: /simple/mysqlclient/ (Caused by SSLError(SSLError("bad handshake: Error([('SSL routines', 'tls_process_server_certificate', 'certificate verify failed')])"))) - skipping


ERROR: Could not find a version that satisfies the requirement mysqlclient (from versions: none)
ERROR: No matching distribution found for mysqlclient

解決辦法

因爲證書的問題，一直用https請求，將地址加入允許訪問

pip install -i https://pypi.tuna.tsinghua.edu.cn/simple --trusted-host pypi.tuna.tsinghua.edu.cn  mysqlclient