How to use GnuPG (gpg) to non-interactively decrypt or sign without password prompts

Solution Verified - Updated 2024-08-02T05:29:55+00:00 -

Issue

How can I pass my pgp key password to gpg in a script so that it doesn't require interactively entering the password?
How to get gnupg to accept a passphrase on the command-line without prompting?

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