Build wheels for s3

Summary: For Linux, instead of uploading wheels to PyPI which will only work with one particular version of PyTorch and CUDA, from the next release we will store a range of built wheels on S3.

Reviewed By: nikhilaravi

Differential Revision: D26209398

fbshipit-source-id: 945a6907b78807e1eedb25007f87f90bbf59f80e

packaging/linux_wheels/inside.sh

@@ -0,0 +1,102 @@
+#!/bin/bash
+# Copyright (c) Facebook, Inc. and its affiliates. All rights reserved.
+set -ex
+
+conda init bash
+# shellcheck source=/dev/null
+source ~/.bashrc
+
+cd /inside
+VERSION=$(python -c "exec(open('pytorch3d/__init__.py').read()); print(__version__)")
+
+export BUILD_VERSION=$VERSION
+export FORCE_CUDA=1
+
+wget --no-verbose https://github.com/NVIDIA/cub/archive/1.10.0.tar.gz
+tar xzf 1.10.0.tar.gz
+CUB_HOME=$(realpath ./cub-1.10.0)
+export CUB_HOME
+echo "CUB_HOME is now $CUB_HOME"
+
+
+PYTHON_VERSIONS="3.6 3.7 3.8 3.9"
+# the keys are pytorch versions
+declare -A CONDA_CUDA_VERSIONS=(
+#    ["1.4.0"]="cu101"
+#    ["1.5.0"]="cu101 cu102"
+#    ["1.5.1"]="cu101 cu102"
+#    ["1.6.0"]="cu101 cu102"
+    ["1.7.0"]="cu101 cu102 cu110"
+    ["1.7.1"]="cu101 cu102 cu110"
+)
+
+
+
+for python_version in $PYTHON_VERSIONS
+do
+    for pytorch_version in "${!CONDA_CUDA_VERSIONS[@]}"
+    do
+        if [[ "3.6 3.7 3.8" != *$python_version* ]] && [[ "1.4.0 1.5.0 1.5.1 1.6.0 1.7.0" == *$pytorch_version* ]]
+        then
+            #python 3.9 and later not supported by pytorch 1.7.0 and before
+            continue
+        fi
+
+        if [[ "3.9" == "$python_version" ]]
+        then
+            extra_channel="-c conda-forge"
+        else
+            extra_channel=""
+        fi
+
+        for cu_version in ${CONDA_CUDA_VERSIONS[$pytorch_version]}
+        do
+            case "$cu_version" in
+                cu110)
+                    export CUDA_HOME=/usr/local/cuda-11.0/
+                    export CUDA_TAG=11.0
+                    export NVCC_FLAGS="-gencode=arch=compute_35,code=sm_35 -gencode=arch=compute_50,code=sm_50 -gencode=arch=compute_60,code=sm_60 -gencode=arch=compute_70,code=sm_70 -gencode=arch=compute_75,code=sm_75 -gencode=arch=compute_80,code=sm_80 -gencode=arch=compute_50,code=compute_50"
+                ;;
+                cu102)
+                    export CUDA_HOME=/usr/local/cuda-10.2/
+                    export CUDA_TAG=10.2
+                    export NVCC_FLAGS="-gencode=arch=compute_35,code=sm_35 -gencode=arch=compute_50,code=sm_50 -gencode=arch=compute_60,code=sm_60 -gencode=arch=compute_70,code=sm_70 -gencode=arch=compute_75,code=sm_75 -gencode=arch=compute_50,code=compute_50"
+                ;;
+                cu101)
+                    export CUDA_HOME=/usr/local/cuda-10.1/
+                    export CUDA_TAG=10.1
+                    export NVCC_FLAGS="-gencode=arch=compute_35,code=sm_35 -gencode=arch=compute_50,code=sm_50 -gencode=arch=compute_60,code=sm_60 -gencode=arch=compute_70,code=sm_70 -gencode=arch=compute_75,code=sm_75 -gencode=arch=compute_50,code=compute_50"
+                ;;
+                *)
+                    echo "Unrecognized cu_version=$cu_version"
+                    exit 1
+                ;;
+            esac
+            tag=py"${python_version//./}"_"${cu_version}"_pyt"${pytorch_version//./}"
+
+            outdir="/inside/packaging/linux_wheels/output/$tag"
+            if [[ -d "$outdir" ]]
+            then
+                continue
+            fi
+
+            conda create -y -n "$tag" "python=$python_version"
+            conda activate "$tag"
+            conda install -y -c pytorch $extra_channel "pytorch=$pytorch_version" "cudatoolkit=$CUDA_TAG" torchvision
+            pip install fvcore iopath
+            echo "python version" "$python_version" "pytorch version" "$pytorch_version" "cuda version" "$cu_version" "tag" "$tag"
+
+            rm -rf dist
+
+            python setup.py clean
+            python setup.py bdist_wheel
+
+            rm -rf "$outdir"
+            mkdir -p "$outdir"
+            cp dist/*whl "$outdir"
+
+            conda deactivate
+        done
+    done
+done
+echo "DONE"