chore: remove unused flake8 config

setup.cfg

@@ -1,121 +1,3 @@
-# Use of pytest --flake8 is deprecated in favor of flake8 direct.
-# Thus the developer's IDE can use the same lint config as CI.
-# pytest-flake8 --ignore is an incompatible superset of flake8 --ignore, --per-file-ignores and --exclude
-# and we don't want to maintain the same list in 2 formats.
-[flake8]
-max-line-length = 180
-exclude =
-    docs/,
-    */ply/,
-    parser*_table.py,
-    completion_parser_table.py,
-    build/,
-    dist/,
-    setup.py,
-    .vscode/,
-    feedstock,
-    rever,
-    .venv*/,
-    .local.out*/
-# lint nits that are acceptable in Xonsh project:
-ignore =
-    # Missing docstring in public module
-    D100,
-    # Missing docstring in public class
-    D101,
-    # Missing docstring in public method
-    D102,
-    # Missing docstring in public function
-    D103,
-    # Missing docstring in public package
-    D104,
-    # Missing docstring in magic method
-    D105,
-    # One-line docstring should fit on one line with quotes
-    D200,
-    # No blank lines allowed after function docstring
-    D202,
-    # 1 blank line required between summary line and description
-    D205,
-    # Docstring is under-indented
-    D207,
-    # Docstring is over-indented
-    D208,
-    # Multi-line docstring closing quotes should be on a separate line
-    D209,
-    # No whitespaces allowed surrounding docstring text
-    D210,
-    # Use r""" if any backslashes in a docstring
-    D301,
-    # First line should end with a period
-    D400,
-    # First line should be in imperative mood
-    D401,
-    # First word of the first line should be properly capitalized
-    D403,
-    # First word of the docstring should not be `This`
-    D404,
-    # Section name should end with a newline
-    D406,
-    # Section underline should match the length of its name
-    D409,
-    # Missing blank line before section
-    D411,
-    # Missing dashed underline after section
-    D407,
-    # continuation line missing indentation or outdented
-    E122,
-    # whitespace before ':'
-    E203,
-    # module level import not at top of file
-    E402,
-    # line break before binary operators is a good thing
-    W503,
-    # accept lambda assigned to a variable
-    E731,
-
-per-file-ignores =
-    # flake8 gives incorrect unused import errors, F401
-    tests/tools.py:E128,
-    # undefined name, asserts removed
-    tests/test_builtins.py:F821 B011,
-    xonsh/ast.py:F401,
-    xonsh/built_ins.py:F821 E721,
-    xonsh/built_ins.py:E721,
-    xonsh/commands_cache.py:F841,
-    xonsh/history.py:F821,
-    xonsh/platform.py:F401 E305,
-    xonsh/proc.py:E261 E265,
-    xonsh/ptk/key_bindings.py:F841,
-    xonsh/ptk/shell.py:E731,
-    xonsh/pyghooks.py:F821,
-    xonsh/readline_shell.py:F401,
-    xonsh/style_tools.py:F821 E305,
-    xonsh/timings.py:F401,
-    xonsh/tokenize.py:F821 F841,
-    xonsh/tools.py:E731 E305,
-    xonsh/xonfig.py:E731,
-    # remove these later
-    xonsh/color_tools.py:E305
-    xonsh/completers/_aliases.py:E305,
-    xonsh/completers/python.py:E722,
-    xonsh/inspectors.py:E722
-    xonsh/lexer.py:E741,
-    xonsh/parsers/context_check.py:E305,
-    xonsh/parsers/base.py:E741,
-    xonsh/style_tools.py:E305,
-    xonsh/tools.py:E305,
-    xonsh/winutils.py:E305,
-    # B001-bare-except
-    xonsh/xoreutils/*.py:E722 E305,B001
-    # docstring is considered as invalid statement by bugbear
-    # Found useless expression. Either assign it to a variable or remove it.
-    # this can be removed once issue - https://github.com/PyCQA/flake8-bugbear/issues/208 is solved
-    xonsh/parsers/completion_context.py: B018
-
-# pydocstyle plugin
-docstring-convention=numpy
-
 [mypy]
 # --- https://mypy.readthedocs.io/en/stable/config_file.html
 # try to keep all under .cache directory