How use it with local proxy like http or socks?

[tanpengsccd]

How to use it with local proxy like http or socks?

I set proxy

export https_proxy=http://127.0.0.1:7890 http_proxy=http://127.0.0.1:7890 all_proxy=socks5://127.0.0.1:7890

but et seem not to use this proxy.