CI: try to cache build env (#1312)

* try to cache build env * week * timestamp * checks Co-authored-by: Jirka Borovec <[email protected]>
Lightning-AI · Nov 8, 2022 · ec5dfc8 · ec5dfc8
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commit ec5dfc8
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diff --git a/.github/workflows/ci_test-conda.yml b/.github/workflows/ci_test-conda.yml
@@ -45,12 +45,25 @@ jobs:
         python-version: ${{ matrix.python-version }}
         offset: "pt"
 
+    - name: Cache Conda env
+      uses: actions/cache@v2
+      with:
+        path: ${{ env.CONDA }}/envs
+        key: ${{ runner.os }}-py${{ matrix.python-version }}-pt{{ matrix.pytorch-version }}-${{ env.TIMESTAMP }}-${{ env.CACHE_NUMBER }}
+      env:
+        # Increase this value to reset cache if etc/example-environment.yml has not changed
+        CACHE_NUMBER: 0
+        # Automatically reset every week
+        TIMESTAMP: $(/bin/date -u '+%Yw%W')
+      id: cache
+
     # https://docs.conda.io/projects/conda/en/4.6.0/_downloads/52a95608c49671267e40c689e0bc00ca/conda-cheatsheet.pdf
     # https://gist.github.com/mwouts/9842452d020c08faf9e84a3bba38a66f
     - name: Setup Miniconda
       uses: conda-incubator/setup-miniconda@v2
+      if: steps.cache.outputs.cache-hit != 'true'
       with:
-        miniforge-variant: Mambaforge
+        # miniforge-variant: Mambaforge
         miniforge-version: latest
         use-mamba: true
         # miniconda-version: "4.7.12"

diff --git a/.github/workflows/ci_test-full.yml b/.github/workflows/ci_test-full.yml
@@ -35,8 +35,8 @@ jobs:
           - {python-version: '3.10', requires: 'oldest'}
           - {python-version: '3.10', os: 'windows'}  # todo: https://discuss.pytorch.org/t/numpy-is-not-available-error/146192
         include:
-          - {python-version: '3.10', requires: 'latest', os: 'ubuntu-22.04'}
-          - {python-version: '3.10', requires: 'latest', os: 'macOS-12'}
+          - {os: 'ubuntu-22.04', python-version: '3.10'}
+          - {os: 'macOS-12', python-version: '3.10'}
     env:
       PYTEST_ARTEFACT: test-results-${{ matrix.os }}-py${{ matrix.python-version }}-${{ matrix.requires }}.xml
       PYTORCH_URL: https://download.pytorch.org/whl/cpu/torch_stable.html