[CI] Explicit exit when pip install whl_url failed (#7591)

Author: ooooo-create

ci_scripts/gendoc.sh

@@ -15,9 +15,31 @@ export DOCROOT
 
 # install paddle if not installed yet.
 # PADDLE_WHL is defined in ci_start.sh
-pip3 list --disable-pip-version-check | grep paddlepaddle > /dev/null
-if [ $? -ne 0 ] ; then
-  pip3 install --no-cache-dir -q --progress-bar off -i https://pypi.tuna.tsinghua.edu.cn/simple ${PADDLE_WHL}
+if ! pip3 list --disable-pip-version-check | grep paddlepaddle; then
+  echo "Paddle is not found, attempting to install from ${PADDLE_WHL}..."
+
+  # Install logic:
+  # - If PADDLE_WHL is a .whl file URL: download and install locally
+  # - Otherwise: install directly via pip (supports package names and other URLs)
+  if [[ "${PADDLE_WHL}" == *.whl ]]; then
+    echo "Downloading wheel file: ${PADDLE_WHL}"
+    wget -q ${PADDLE_WHL} -O /tmp/paddle.whl
+    if [ $? -ne 0 ]; then
+      echo -e "\e[31mError: Failed to download wheel file from ${PADDLE_WHL}\e[0m"
+      exit 1
+    fi
+    echo "Installing local wheel file..."
+    pip3 install --no-cache-dir -q --progress-bar off -i https://pypi.tuna.tsinghua.edu.cn/simple /tmp/paddle.whl
+  else
+    echo "Using pip install directly..."
+    pip3 install --no-cache-dir -q --progress-bar off -i https://pypi.tuna.tsinghua.edu.cn/simple ${PADDLE_WHL}
+  fi
+
+  if [ $? -ne 0 ]; then
+    echo -e "\e[31mError: Failed to install paddle from ${PADDLE_WHL}\e[0m"
+    exit 1
+  fi
+  echo "Paddle installed successfully."
 fi