Wes McKinney created ARROW-7973: ----------------------------------- Summary: [Developer][C++] ResourceWarnings in run_cpplint.py Key: ARROW-7973 URL: https://issues.apache.org/jira/browse/ARROW-7973 Project: Apache Arrow Issue Type: Bug Components: C++, Developer Tools Reporter: Wes McKinney Fix For: 1.0.0
Seeing warnings like this locally {code} $ ninja lint [1/1] cd /home/wesm/code/arrow/cpp/preflight...ce_dir /home/wesm/code/arrow/cpp/src --quiet FAILED: CMakeFiles/lint cd /home/wesm/code/arrow/cpp/preflight-build && /home/wesm/miniconda/envs/arrow-3.7/bin/python /home/wesm/code/arrow/cpp/build-support/run_cpplint.py --cpplint_binary /home/wesm/code/arrow/cpp/build-support/cpplint.py --exclude_globs /home/wesm/code/arrow/cpp/build-support/lint_exclusions.txt --source_dir /home/wesm/code/arrow/cpp/src --quiet /home/wesm/code/arrow/cpp/build-support/run_cpplint.py:77: ResourceWarning: unclosed file <_io.TextIOWrapper name='/home/wesm/code/arrow/cpp/build-support/lint_exclusions.txt' mode='r' encoding='UTF-8'> for line in open(arguments.exclude_globs): ResourceWarning: Enable tracemalloc to get the object allocation traceback /home/wesm/code/arrow/cpp/build-support/cpplint.py:6240: ResourceWarning: unclosed file <_io.BufferedReader name='/home/wesm/code/arrow/cpp/src/arrow/compute/kernels/add.h'> lines = codecs.open(filename, 'r', 'utf8', 'replace').read().split('\n') ResourceWarning: Enable tracemalloc to get the object allocation traceback /home/wesm/code/arrow/cpp/build-support/cpplint.py:6240: ResourceWarning: unclosed file <_io.BufferedReader name='/home/wesm/code/arrow/cpp/src/arrow/compute/kernels/util_internal.h'> lines = codecs.open(filename, 'r', 'utf8', 'replace').read().split('\n') ResourceWarning: Enable tracemalloc to get the object allocation traceback {code} I was using {{PYTHONDEVMODE=1}} so this may be related -- This message was sent by Atlassian Jira (v8.3.4#803005)