Update tests to run Python 3.9, PyTorch 1.10, torchvision 0.11.1

.github/workflows/tests.yml

@@ -16,9 +16,9 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macOS-latest]
-        python: ['3.8']
-        torch: ['1.9.0']
-        torchvision: ['0.10.0']
+        python: ['3.9']
+        torch: ['1.10.0']
+        torchvision: ['0.11.1']
     runs-on: ${{ matrix.os }}
 
     steps:
@@ -30,7 +30,7 @@ jobs:
     - name: Install testing dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install pytest pytest-timeout
+        pip install pytest pytest-timeout expecttest
     - name: Install torch on mac
       if: startsWith(matrix.os, 'macOS')
       run: pip install --no-cache-dir torch==${{ matrix.torch }} torchvision==${{ matrix.torchvision }}