[CI] add codestyle_check action (#2972)

* [CI] add codestyle_check action

* [CI] Integrate codestyle check via pre-commit in GitHub Actions

tools/codestyle/pre_commit.sh

@@ -0,0 +1,68 @@
+# Copyright (c) 2025 PaddlePaddle Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set +x
+
+# use pre-commit 4.2.0
+if ! [[ $(pre-commit --version) == *"4.2.0"* ]]; then
+    pip install pre-commit==4.2.0 1>nul
+fi
+
+# Install clang-format before git commit to avoid repeat installation due to
+# pre-commit multi-thread running.
+readonly VERSION="13.0.0"
+version=$(clang-format -version)
+if ! [[ $(python -V 2>&1 | awk '{print $2}' | awk -F '.' '{print $1$2}') -ge 36 ]]; then
+    echo "clang-format installation by pip need python version great equal 3.6,
+          please change the default python to higher version."
+    exit 1
+fi
+
+diff_files=$(git diff --name-only --diff-filter=ACMR ${BRANCH})
+num_diff_files=$(echo "$diff_files" | wc -l)
+echo -e "diff files between pr and ${BRANCH}:\n${diff_files}"
+
+echo "Checking code style by pre-commit ..."
+pre-commit run --files ${diff_files};check_error=$?
+
+if test ! -z "$(git diff)"; then
+    echo -e '\n************************************************************************************'
+    echo -e "These files have been formatted by code format hook. You should use pre-commit to \
+format them before git push."
+    echo -e '************************************************************************************\n'
+    git diff 2>&1
+fi
+
+echo -e '\n************************************************************************************'
+if [ ${check_error} != 0 ];then
+    echo "Your PR code style check failed."
+    echo "Please install pre-commit locally and set up git hook scripts:"
+    echo ""
+    echo "    pip install pre-commit==4.2.0"
+    echo "    pre-commit install"
+    echo ""
+    if [[ $num_diff_files -le 100 ]];then
+        echo "Then, run pre-commit to check codestyle issues in your PR:"
+        echo ""
+        echo "    pre-commit run --files" $(echo ${diff_files} | tr "\n" " ")
+        echo ""
+    fi
+    echo "For more information, please refer to our codestyle check guide:"
+    echo "https://www.paddlepaddle.org.cn/documentation/docs/zh/develop/dev_guides/git_guides/codestyle_check_guide_cn.html"
+else
+    echo "Your PR code style check passed."
+fi
+echo -e '************************************************************************************\n'
+
+exit ${check_error}