how about this

Author: nedbat

.github/workflows/python-nightly.yml

@@ -82,9 +82,8 @@ jobs:
           export PATH="$PYENV_ROOT/bin:$PATH"
           echo "$PYENV_ROOT/shims:$PYENV_ROOT/bin" >> $GITHUB_PATH
           pyenv install $PYVER -v
-
-        #pyenv global $PYVER
-        #pyenv rehash
+          pyenv global $PYVER
+          #pyenv rehash
 
       - name: "Show diagnostic info"
         run: |