[Fix] Fix Python3.10 CI (#1828)

* Fix python3.10 ci

* fix build ci

* fix build ci

* fix onnx build in ci

* remove onnx optimizer

* remove python3.10 ci

* special treatment for py3.10

* fix build ci

* special treatment for python3.10 in requirements/test

* fix requirements/test

.github/workflows/build.yml

@@ -217,7 +217,7 @@ jobs:
     strategy:
       matrix:
         python-version: [3.7]
-        torch: [1.9.0+cu102, 1.10.0+cu102, 1.11.0+cu102]
+        torch: [1.9.0+cu102, 1.10.0+cu102]
         include:
           - torch: 1.9.0+cu102
             torchvision: 0.10.0+cu102
@@ -238,8 +238,12 @@ jobs:
         uses: actions/setup-python@v2
         with:
           python-version: ${{ matrix.python-version }}
+      - name: Add PPA
+        run: |
+          apt-get update && apt-get install -y software-properties-common
+          add-apt-repository -y ppa:deadsnakes/ppa
       - name: Install python-dev
-        run: apt-get update && apt-get install -y python${{matrix.python-version}}-dev
+        run: apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y python${{matrix.python-version}}-dev
       - name: python -m Install PyTorch
         run: python -m pip install torch==${{matrix.torch}} torchvision==${{matrix.torchvision}} -f https://download.pytorch.org/whl/torch_stable.html
       - name: Install system dependencies
@@ -256,6 +260,15 @@ jobs:
           python -m pip install -r requirements/test.txt
           coverage run --branch --source=mmcv -m pytest tests/
           coverage xml
+        if: ${{matrix.python-version != '3.10'}}
+      # special treatment for python3.10 because onnx and onnxruntime don't provide python3.10 pre-built packages
+      - name: Run unittests and generate coverage report for python3.10
+        run: |
+          python -m pip install -r requirements/test.txt
+          coverage run --branch --source=mmcv -m pytest tests/ --ignore=tests/test_ops/test_onnx.py --ignore=tests/test_ops/test_tensorrt.py --ignore=tests/test_ops/test_tensorrt_preprocess.py
+          coverage xml
+        if: ${{matrix.python-version == '3.10'}}
+
 
   build_windows_without_ops:
     runs-on: windows-latest

requirements/test.txt

 coverage
 lmdb
-onnx==1.7.0
-onnxoptimizer
-onnxruntime>=1.8.0
+onnx==1.7.0; python_version < '3.10'
+onnxoptimizer; python_version < '3.10'
+onnxruntime>=1.8.0; python_version < '3.10'
 pytest
 PyTurboJPEG
 scipy