conda

.github/workflows/pt-testing.yml

@@ -23,21 +23,40 @@ jobs:
         os: [ubuntu-20.04]
         python-version: [3.7]
         # todo: add nightly versions
-        pytorch-version: [1.3, 1.4, 1.5, 1.6, 1.7]
+        pytorch-version: [1.3, 1.4, 1.5]  # , 1.6, 1.7
 
     # Timeout: https://stackoverflow.com/a/59076067/4521646
     timeout-minutes: 20
     steps:
     - uses: actions/checkout@v2
 
+    - name: Setup pytorch
+      run: |
+        python -c "fname = 'environment.yml' ; req = open(fname).read().replace('torch>=1.3', 'torch==${{ matrix.pytorch-version }}') ; open(fname, 'w').write(req)"
+        cat environment.yml
+
+    # TODO: set source for nightly
+
+    - name: Cache conda
+      uses: actions/cache@v1
+      env:   # Increase this value to reset cache if etc/example-environment.yml has not changed
+        CACHE_NUMBER: 0
+      with:
+        path: ~/conda_pkgs_dir
+        key: ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-${{ hashFiles('environment.yml') }}
+
     # https://docs.conda.io/projects/conda/en/4.6.0/_downloads/52a95608c49671267e40c689e0bc00ca/conda-cheatsheet.pdf
-    - name: Setup conda
-      uses: s-weigand/setup-conda@v1
+    # https://gist.github.com/mwouts/9842452d020c08faf9e84a3bba38a66f
+    - name: Setup Miniconda
+      uses: goanpeca/[email protected]
       with:
-        update-conda: true
-        python-version: ${{ matrix.python-version }}
-        conda-channels: anaconda, conda-forge
-        activate-conda: true
+          # auto-update-conda: true
+          auto-activate-base: false
+          miniconda-version: 'latest'
+          python-version: ${{ matrix.python-version }}
+          environment-file: environment.yml
+          # activate-environment: ci-torch
+          use-only-tar-bz2: true # IMPORTANT: This needs to be set for caching to work properly!
 
     # TODO: add conda/pip caching
     # https://github.com/actions/cache/blob/master/examples.md#multiple-oss-in-a-workflow
@@ -50,32 +69,25 @@ jobs:
     #    restore-keys: |
     #        ${{ runner.os }}-${{ matrix.python-version }}-${{ matrix.pytorch-version }}-pip-
 
-    - name: Create conda
-      run: |
-        conda create --name ci-torch
-        conda activate ci-torch
-      shell: bash
-
-    - name: Install stable PyTorch version
-      if: matrix.pytorch-version <= 1.6
-      run: |
-        conda install pytorch=${{ matrix.pytorch-version }} --name ci-torch --channel pytorch
-      shell: bash
-
-    - name: Install nightly PyTorch version
-      if: matrix.pytorch-version > 1.6
-      run: |
-        conda install pytorch=${{ matrix.pytorch-version }} --name ci-torch --channel pytorch-nightly
-      shell: bash
+    #- name: Install stable PyTorch version
+    #  if: matrix.pytorch-version <= 1.6
+    #  run: |
+    #    conda install pytorch=${{ matrix.pytorch-version }} --name ci-torch --channel pytorch
+    #  shell: bash
+    #
+    #- name: Install nightly PyTorch version
+    #  if: matrix.pytorch-version > 1.6
+    #  run: |
+    #    conda install pytorch=${{ matrix.pytorch-version }} --name ci-torch --channel pytorch-nightly
+    #  shell: bash
 
-    - name: Install dependencies
+    - name: Define environemnt
       run: |
-        # python -m pip install --upgrade --user pip
-        HOROVOD_BUILD_ARCH_FLAGS="-mfma" conda env update --file environment.yml --satisfied-skip-solve --name ci-torch
+        # conda env update --file environment.yml --name ci-torch
         python --version
         conda info
         conda list
-      shell: bash
+      shell: bash -l {0}
 
     - name: Reinstall Horovod if necessary
       if: runner.os != 'windows' && matrix.python-version != '3.8'
@@ -86,7 +98,7 @@ jobs:
           HOROVOD_BUILD_ARCH_FLAGS="-mfma" pip install --no-cache-dir $(grep "horovod" requirements/extra.txt)
         fi
         horovodrun --check-build
-      shell: bash
+      shell: bash -l {0}
 
     - name: Cache datasets
       uses: actions/cache@v1
@@ -100,6 +112,7 @@ jobs:
         # NOTE: run coverage on tests does not propagare faler status for Win, https://github.com/nedbat/coveragepy/issues/1003
         python -m pytest pytorch_lightning tests pl_examples -v --junitxml=junit/test-results-${{ runner.os }}-${{ matrix.python-version }}-${{ matrix.requires }}.xml
         # coverage report
+      shell: bash -l {0}
 
     - name: Upload pytest test results
       uses: actions/upload-artifact@master

environment.yml

@@ -8,12 +8,12 @@ channels:
 dependencies:
     - python==3.7.6
     - pip==20.0.2
-    - tqdm>=4.35.0
     - numpy>=1.16.4
     - pytorch>=1.3
     - tensorboard>=1.14
     - future>=0.17.1
     - pyyaml>=3.13
+    - tqdm>=4.35.0
 
     # Optional
     - scipy>=0.13.3