Could not fetch URL https://pypi.org/simple/pip/: There was a problem confir
這個問題其實是無意中解決的：因為在網上找不到解決辦法，是我在yum -y installl wget后，自動就好了，安裝wget的時候，可能更新了openssl的緣故吧。 ...
原文：https://pypi.org/project/py-mysql2pgsql/
https: packages.ubuntu.com trusty postgresql server dev . 所以使用下面的命令即可安裝python dev: yum install python devel I just had to install this on my CentOS server since psycopg required pg config. Boo yah: y ...
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