ssl.sslcertverificationError: [ssl: sertifikat_verify_failed] Sertifikat Verifikasi Gagal: Tidak dapat memperoleh sertifikat penerbit lokal (_ssl.c: 1091)
Once upon a time I stumbled with this issue. If you're using macOS go to Macintosh HD > Applications > Python3.6 folder (or whatever version of python you're using) > double click on "Install Certificates.command" file.
Stockholm