unable to get local issuer certificate

[LplusKira]

When installing vim on MBP
python3 install.py --all

Errors:
Installing Omnisharp for C# support...FAILED with exception URLError: <urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1123)>

[LplusKira]

I found this useful:
https://exerror.com/urllib-error-urlerror-urlopen-error-ssl-certificate_verify_failed-certificate-verify-failed-unable-to-get-local-issuer-certificate/

exactly double-click this: