remove explicit install of Pillow throughout CI (#5950)

* remove explicit install of Pillow throughout CI

* explicitly install zlib in windows conda env

* check pillow on Windows

* move check into conda env

* fix

* more debug output

* more debug

* add debug also to linux

* retry w/ and w/o packaging third party library

* tag debug

* more debug

* pin setuptools < 61

* install setuptools from pip

* cleanup

* try remove one more
Co-authored-by: Vasilis Vryniotis <datumbox@users.noreply.github.com>

.circleci/config.yml

@@ -691,7 +691,6 @@ jobs:
             conda env remove -n python${PYTHON_VERSION} || true
             conda create -yn python${PYTHON_VERSION} python=${PYTHON_VERSION}
             conda activate python${PYTHON_VERSION}
-            conda install "Pillow>=5.3.0,!=8.3.*"
             conda install -v -y -c pytorch-nightly pytorch
             conda install -v -y $(ls ~/workspace/torchvision*.tar.bz2)
       - run:

.circleci/config.yml.in

@@ -691,7 +691,6 @@ jobs:
             conda env remove -n python${PYTHON_VERSION} || true
             conda create -yn python${PYTHON_VERSION} python=${PYTHON_VERSION}
             conda activate python${PYTHON_VERSION}
-            conda install "Pillow>=5.3.0,!=8.3.*"
             conda install -v -y -c pytorch-nightly pytorch
             conda install -v -y $(ls ~/workspace/torchvision*.tar.bz2)
       - run:

.circleci/smoke_test/docker/Dockerfile

@@ -28,9 +28,7 @@ ENV PATH /opt/conda/bin:$PATH
 RUN conda create -y --name python3.7 python=3.7
 RUN conda create -y --name python3.8 python=3.8
 RUN conda create -y --name python3.9 python=3.9
+RUN conda create -y --name python3.10 python=3.10
 SHELL [ "/bin/bash", "-c" ]
 RUN echo "source /usr/local/etc/profile.d/conda.sh" >> ~/.bashrc
-RUN source /usr/local/etc/profile.d/conda.sh && conda activate python3.7 && conda install -y "Pillow>=5.3.0,!=8.3.*"
-RUN source /usr/local/etc/profile.d/conda.sh && conda activate python3.8 && conda install -y "Pillow>=5.3.0,!=8.3.*"
-RUN source /usr/local/etc/profile.d/conda.sh && conda activate python3.9 && conda install -y "Pillow>=5.3.0,!=8.3.*"
 CMD [ "/bin/bash"]

.circleci/unittest/linux/scripts/environment.yml

@@ -12,6 +12,5 @@ dependencies:
   - h5py
   - pip:
     - future
-    - pillow >=5.3.0, !=8.3.*
     - scipy
     - av

.circleci/unittest/windows/scripts/environment.yml

@@ -10,10 +10,9 @@ dependencies:
   - jpeg
   - ca-certificates
   - hdf5
-  - setuptools == 58.0.4
+  - setuptools
   - pip:
     - future
-    - pillow >=5.3.0, !=8.3.*
     - scipy
     - av != 9.1.1
     - dataclasses

.circleci/unittest/windows/scripts/setup_env.sh

@@ -37,3 +37,9 @@ conda activate "${env_dir}"
 # 3. Install Conda dependencies
 printf "* Installing dependencies (except PyTorch)\n"
 conda env update --file "${this_dir}/environment.yml" --prune
+
+# 4. Downgrade setuptools on Python 3.7.
+#    See https://github.com/pytorch/vision/pull/5868
+if [[ "${PYTHON_VERSION}" == '3.7' ]]; then
+  pip install --upgrade setuptools==58.0.4
+fi

packaging/build_cmake.sh

@@ -21,7 +21,7 @@ setup_conda_pytorch_constraint
 setup_conda_cudatoolkit_plain_constraint
 
 if [[ "$OSTYPE" == "msys" ]]; then
-    conda install -yq conda-build cmake "pillow>=5.3.0,!=8.3.*" future
+    conda install -yq conda-build cmake future
     pip install dataclasses
 fi