"Output from the virtualenvwrapper hook post_activate:" buffer keeps appearing about pyvenv HOT 3 CLOSED

(let ((output (string-trim (buffer-substring hook-output-start-pos could be safer,
I've opened #103

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From what I can tell, virtualenvwrapper hooks are returning a single byte of output. It's not clear to me if this is a change in virtualenvwrapper or emacs call-process.

I'm currently using virtualenvwrapper 4.8.4 and both emacs 27.1 and emacs:HEAD on Linux and macOS respectively and getting the same problem on both.

Changing this line:

To:

when (> (length output) 1)

Makes the symptom go away. Remember to byte-compile-file w/ Doom and similar distros since they'll prefer the .elc even if it's old.

from pyvenv.

Thanks all for the comments, I've started using #103 which fixes this, would be great to get that, or similar, merged in.

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