ruff 0.15.21

An extremely fast Python linter and code formatter
Documentation
---
source: crates/ruff/tests/cli/lint.rs
info:
  program: ruff
  args:
    - check
    - "--no-cache"
    - "--output-format"
    - azure
    - "--select"
    - "F401,F821"
    - "--target-version"
    - py39
    - input.py
---
success: false
exit_code: 1
----- stdout -----
##vso[task.logissue type=error;sourcepath=[TMP]/input.py;linenumber=1;columnnumber=8;code=F401;]`os` imported but unused
##vso[task.logissue type=error;sourcepath=[TMP]/input.py;linenumber=2;columnnumber=5;code=F821;]Undefined name `y`
##vso[task.logissue type=error;sourcepath=[TMP]/input.py;linenumber=3;columnnumber=1;code=invalid-syntax;]Cannot use `match` statement on Python 3.9 (syntax was added in Python 3.10)

----- stderr -----