Temporary fix for CI (#1411)

* Temporary fix for CI

* Missing install

Author: fmassa

packaging/build_wheel.sh

@@ -8,6 +8,8 @@ export BUILD_TYPE=wheel
 setup_env 0.5.0
 setup_wheel_python
 pip_install numpy pyyaml future ninja
+# TODO remove after https://github.com/pytorch/pytorch/pull/27282 gets merged
+pip_install six
 setup_pip_pytorch_version
 python setup.py clean
 IS_WHEEL=1 python setup.py bdist_wheel

packaging/torchvision/meta.yaml

@@ -13,6 +13,7 @@ requirements:
     - python
     - setuptools
     - av
+    - six # TODO remove me, only until https://github.com/pytorch/pytorch/pull/27282 gets merged
     {{ environ.get('CONDA_PYTORCH_BUILD_CONSTRAINT') }}
     {{ environ.get('CONDA_CUDATOOLKIT_CONSTRAINT') }}
     {{ environ.get('CONDA_CPUONLY_FEATURE') }}
@@ -23,6 +24,7 @@ requirements:
     - numpy >=1.11
     - six
     - av
+    - six # TODO remove me, only until https://github.com/pytorch/pytorch/pull/27282 gets merged
     {{ environ.get('CONDA_PYTORCH_CONSTRAINT') }}
     {{ environ.get('CONDA_CUDATOOLKIT_CONSTRAINT') }}
 
@@ -50,6 +52,7 @@ test:
     - av
     - ca-certificates
     - typing
+    - six # TODO remove me, only until https://github.com/pytorch/pytorch/pull/27282 gets merged
   commands:
     pytest .