chore: import upstream snapshot with attribution

script/build_doc.sh

@@ -0,0 +1,71 @@
+#!/bin/bash
+
+set -e
+
+usage() {
+cat << EOF
+usage: bash $0 OPTIONS
+examples:
+  Build doc with PyTorch-backend: bash $0 -p
+  Build doc with MXNet-backend: bash $0 -m
+  Build doc with TensorFlow-backend: bash $0 -t
+  Build incrementally with PyTorch-backend: bash $0
+  Remove all outputs and restart a PyTorch build: bash $0 -p -r
+
+Build DGL documentation. By default, build incrementally on top of the current state.
+
+OPTIONS:
+  -h           Show this message.
+  -p           Build doc with PyTorch backend.
+  -m           Build doc with MXNet backend.
+  -t           Build doc with TensorFlow backend.
+  -r           Remove all outputs.
+EOF
+}
+
+backend="pytorch"
+
+# Parse flags.
+while getopts "hpmtr" flag; do
+  if [[ ${flag} == "p" ]]; then
+    backend="pytorch"
+  elif [[ ${flag} == "m" ]]; then
+    backend="mxnet"
+  elif [[ ${flag} == "t" ]]; then
+    backend="tensorflow"
+  elif [[ ${flag} == "r" ]]; then
+    remove="YES"
+  elif [[ ${flag} == "h" ]]; then
+    usage
+    exit 0
+  else
+    usage
+    exit 1
+  fi
+done
+
+if [[ -z ${DGL_HOME} ]]; then
+  echo "ERROR: Please make sure environment variable DGL_HOME is set correctly."
+  exit 1
+fi
+
+if [[ ! ${PWD} == ${DGL_HOME} ]]; then
+  echo "ERROR: This script only works properly from DGL root directory."
+  echo " Current: ${PWD}"
+  echo "DGL_HOME: ${DGL_HOME}"
+  exit 1
+fi
+
+cd ${DGL_HOME}/docs
+
+if [[ ${remove} == "YES" ]]; then
+  bash clean.sh
+fi
+
+export DGLBACKEND=$backend
+export DGL_LIBRARY_PATH=${DGL_HOME}/build
+export PYTHONPATH=${DGL_HOME}/python:$PYTHONPATH
+
+make $backend
+
+exit 0