Try to get astra install working in workflow

.github/workflows/pytest.yml

@@ -24,25 +24,24 @@ jobs:
       - uses: actions/checkout@v2
         with:
           submodules: recursive
-      - name: Install Python 3
-        uses: actions/setup-python@v1
-        with:
-          python-version: 3.8
       - name: Install dependencies
         run: |
+          echo $CONDA/bin >> $GITHUB_PATH
+          conda install python=3.8
           python -m pip install --upgrade pip
           sudo apt-get install -y libopenblas-dev
-          pip install pytest-cov
+          conda install -c conda-forge pytest-cov
           pip install -r requirements.txt
           pip install -r dev_requirements.txt
           conda install -c astra-toolbox astra-toolbox
-          pip install ray[tune]
+          conda install -c conda-forge pyyaml
+          pip install "ray[tune]"
           pip install hyperopt
           pip install -e .
       - name: Run tests with pytest
-        run: pytest --cov=scico --cov-report=xml
-      - name: Run doctests
-        run: pytest --doctest-modules scico
+        run: |
+          pytest --cov=scico --cov-report=xml
+          pytest --ignore-glob="*test_*.py" --doctest-modules scico
       - name: Upload coverage to Codecov
         uses: codecov/codecov-action@v2
         with:

setup.py

@@ -5,6 +5,7 @@
 
 import os
 import os.path
+import site
 from ast import parse
 
 from setuptools import find_packages, setup
@@ -75,6 +76,8 @@ def get_init_variable_value(var):
         lines = f.readlines()
     extras_require[extras_label] = [line.strip() for line in lines if line[0:2] != "-r"]
 
+# PEP517 workaround
+site.ENABLE_USER_SITE = True
 
 setup(
     name=name,