[ci] Launch CI on 4 latest python versions

.github/workflows/ci.yml

@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-20.04
     env:
       PYENV_ROOT: "$HOME/.pyenv"
-      PATH: "$PYENV_ROOT/bin:$PATH"
+      # PATH: "$PYENV_ROOT/bin:$PATH"
 
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
@@ -46,7 +46,7 @@ jobs:
           # echo "eval \"$(pyenv init -)\"" >> ~/.bashrc
           # source ~/.bashrc
           # echo "PYENV_ROOT=\"$HOME/.pyenv\"" >> $env:GITHUB_ENV
-          # [[ -d $PYENV_ROOT/bin ]] && echo "PATH=\"$PYENV_ROOT/bin:$PATH\"" >> $env:GITHUB_ENV
+          [[ -d $PYENV_ROOT/bin ]] && echo "$PYENV_ROOT/bin" >> $GITHUB_PATH
           eval "$(pyenv init -)"
           pyenv install ${{ matrix.python_version }}
           pyenv global ${{ matrix.python_version }}
@@ -58,7 +58,7 @@ jobs:
         run: |
           # export PYENV_ROOT="$HOME/.pyenv"
           # [[ -d $PYENV_ROOT/bin ]] && export PATH="$PYENV_ROOT/bin:$PATH"
-          eval "$(pyenv init -)"
+          # eval "$(pyenv init -)"
           sudo systemctl start mongod
           sudo systemctl start docker
           coverage --version