Switching to CI to use mamba.

.github/workflows/run_tests.yml

@@ -6,49 +6,52 @@ name: Running tests
 on:
   push:
     branches:
-    - main
-    - develop
+      - main
+      - develop
   pull_request:
   workflow_dispatch:
 jobs:
   lint_flake8:
-
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
-    - name: Set up Python 3.9
-      uses: actions/setup-python@v2
-      with:
-        python-version: 3.9
-    - name: Lint with flake8
-      run: |
-        pip install flake8
-        flake8 . --count --show-source --statistics
+      - uses: actions/checkout@v2
+      - name: Set up Python 3.9
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.9
+      - name: Lint with flake8
+        run: |
+          pip install flake8
+          flake8 . --count --show-source --statistics
 
   build:
-
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
-    - name: Set up Python 3.9
-      uses: actions/setup-python@v2
-      with:
-        python-version: 3.9
-    - name: Search for severe code errors with flake8
-      run: |
-        # stop the build if there are Python syntax errors or undefined names
-        pip install flake8
-        flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
-    #     # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
-    #     flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
-    - name: Install dependencies
-      run: |
-        $CONDA/bin/conda env update --file environment_all_backends.yml --name base
-    - name: Test with pytest
-      run: |
-        cd torchquad/tests
-        conda install pytest
-        $CONDA/bin/pip3 install pytest-error-for-skips
-        $CONDA/bin/pytest -ra --error-for-skips
+      - uses: actions/checkout@v2
+      - name: Set up Python 3.9
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.9
+      - name: Search for severe code errors with flake8
+        run: |
+          # stop the build if there are Python syntax errors or undefined names
+          pip install flake8
+          flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
+      #     # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
+      #     flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+      - name: provision-with-micromamba
+        uses: mamba-org/provision-with-micromamba@main
+        with:
+          environment-file: environment_all_backends.yml
+          environment-name: torchquad
+          cache-downloads: true
+      - name: Test with pytest
+        shell: bash -l {0}
+        run: |
+          micromamba activate torchquad
+          cd torchquad/tests
+          pip install pytest
+          pip install pytest-error-for-skips
+          pytest -ra --error-for-skips

environment_all_backends.yml

@@ -1,24 +1,25 @@
 # A conda environment file to install all supported numerical backends
 name: torchquad
 channels:
-- conda-forge
-- pytorch
+  - conda-forge
+  - pytorch
 dependencies:
-- autoray>=0.2.5
-- loguru>=0.5.3
-- matplotlib>=3.3.3
-- pytest>=6.2.1
-- python>=3.8
-- scipy>=1.6.0
-- sphinx>=3.4.3
-- sphinx_rtd_theme>=0.5.1
-- tqdm>=4.56.0
-# Numerical backend installations with CUDA support where possible:
-- numpy>=1.19.5
-- cudatoolkit>=11.1
-- pytorch>=1.9=*cuda*
-- tensorflow-gpu>=2.6.0
-# jaxlib with CUDA support is not available for conda
-- pip:
-  - --find-links https://storage.googleapis.com/jax-releases/jax_releases.html
-  - jax[cuda]>=0.2.22 # this will only work on linux. for win see e.g. https://github.com/cloudhan/jax-windows-builder
+  - autoray>=0.2.5
+  - loguru>=0.5.3
+  - matplotlib>=3.3.3
+  - pytest>=6.2.1
+  - python>=3.8
+  - scipy>=1.6.0
+  - sphinx>=3.4.3
+  - sphinx_rtd_theme>=0.5.1
+  - tqdm>=4.56.0
+  # Numerical backend installations with CUDA support where possible:
+  - numpy>=1.19.5
+  - cudatoolkit>=11.1
+  - pytorch>=1.9 # CPU version
+  - tensorflow>=2.10.0 # CPU version
+  # jaxlib with CUDA support is not available for conda
+  - pip:
+      - --find-links https://storage.googleapis.com/jax-releases/jax_releases.html
+      - jax[cpu]>=0.2.22 # this will only work on linux. for win see e.g. https://github.com/cloudhan/jax-windows-builder
+        # CPU version