@knowler I can’t use brew switch, as I don’t have any other versions in the cellar. I tried running brew install version@2.3.2.0 but it throws an error: No available formula with the name "ansible@2.3.2.0".
For now I’ve installed via pip to push these urgent changes, then figure out a better plan for switching between versions. NB: pip doesn’t work for me for version 2.5.4, hence why I switched to brew.
Bumping an old thread (sorry) because I want this post to link to, with info for installing older versions of Ansible, whether using Homebrew or pip (see posts above for using pip to install older ansible).
To address the quote above regarding Homebrew, if your machine doesn’t have your target older version available for a brew switch [someversion], this procedure has worked for me in the past: