Files
xc-llm-ascend/tools/check_logger.sh
Li Wang 83a4065b4b [CI] Add pre-commit check for patch logger (#7446)
### What this PR does / why we need it?
See https://github.com/vllm-project/vllm-ascend/pull/7402, pre-commit
hook will forbid init_logger(__name__) in vllm_ascend patch modules

- vLLM version: v0.17.0
- vLLM main:
8a680463fa

---------

Signed-off-by: wangli <wangli858794774@gmail.com>
2026-03-19 16:53:20 +08:00

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#!/bin/bash
#
# Copyright (c) 2025 Huawei Technologies Co., Ltd. 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.
# This file is a part of the vllm-ascend project.
#
# Check that vllm_ascend modules do not use init_logger(__name__).
#
# vllm's logging config registers a handler only for the "vllm" logger
# namespace. Any logger created via init_logger(__name__) inside a
# vllm_ascend module ends up in the "vllm_ascend.*" namespace, which has
# no handler, so every log call is silently dropped.
#
# The correct pattern is:
# from vllm.logger import logger
#
set -euo pipefail
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
REPO_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
PATCH_DIR="$REPO_ROOT/vllm_ascend/"
VIOLATIONS=0
for FILE in $(find "$PATCH_DIR" -type f -name "*.py" 2>/dev/null); do
[[ -f "$FILE" ]] || continue
# Find lines that call init_logger(__name__)
while IFS= read -r MATCH; do
LINENUM=$(echo "$MATCH" | cut -d: -f1)
LINE=$(echo "$MATCH" | cut -d: -f2-)
if [[ $VIOLATIONS -eq 0 ]]; then
echo ""
fi
echo " $FILE:$LINENUM: $LINE"
VIOLATIONS=$(( VIOLATIONS + 1 ))
done < <(grep -n 'init_logger[[:space:]]*([[:space:]]*__name__[[:space:]]*)' "$FILE" 2>/dev/null || true)
done
if [[ $VIOLATIONS -gt 0 ]]; then
echo ""
echo "Found $VIOLATIONS violation(s): init_logger(__name__) must not be used in vllm_ascend modules."
echo ""
echo "vllm's logging handler is registered only for the 'vllm' namespace."
echo "Loggers created with init_logger(__name__) inside vllm_ascend end up"
echo "in the 'vllm_ascend.*' namespace, which has no handler — all log"
echo "messages are silently dropped."
echo ""
echo "Fix: replace"
echo " from vllm.logger import init_logger"
echo " logger = init_logger(__name__)"
echo "with"
echo " from vllm.logger import logger"
exit 1
fi
exit 0