Do not run style checks and linters in %check

These tests are important for upstream, but do not make much sense
in a distro.
When they fail (due to us and upstream using different tool versions),
they tend to be skipped anyway.

0001-pycodestyle-fix-new-warnings.patch

@@ -1,27 +0,0 @@
-From 0ee86ef9d7e06639a388d0638732810b79998608 Mon Sep 17 00:00:00 2001
-From: Christoph Reiter <reiter.christoph@gmail.com>
-Date: Tue, 29 Jan 2019 18:47:16 +0100
-Subject: [PATCH] pycodestyle: fix new warnings
-
----
- mutagen/id3/_id3v1.py | 4 ++--
- 1 file changed, 2 insertions(+), 2 deletions(-)
-
-diff --git a/mutagen/id3/_id3v1.py b/mutagen/id3/_id3v1.py
-index cd303a6131d3..40aded24d28d 100644
---- a/mutagen/id3/_id3v1.py
-+++ b/mutagen/id3/_id3v1.py
-@@ -147,8 +147,8 @@ def ParseID3v1(data, v2_version=4, known_frames=None):
-         elif frame_class["TDRC"]:
-             frames["TDRC"] = frame_class["TDRC"](encoding=0, text=year)
-     if comment and frame_class["COMM"]:
--            frames["COMM"] = frame_class["COMM"](
--                encoding=0, lang="eng", desc="ID3v1 Comment", text=comment)
-+        frames["COMM"] = frame_class["COMM"](
-+            encoding=0, lang="eng", desc="ID3v1 Comment", text=comment)
- 
-     # Don't read a track number if it looks like the comment was
-     # padded with spaces instead of nulls (thanks, WinAmp).
--- 
-2.21.0
-

python-mutagen.spec

@@ -4,15 +4,13 @@
 
 Name:           python-%{modname}
 Version:        1.42.0
-Release:        4%{?dist}
+Release:        5%{?dist}
 Summary:        Mutagen is a Python module to handle audio meta-data
 
 License:        GPLv2+
 URL:            https://github.com/quodlibet/mutagen
 Source0:        %{url}/releases/download/release-%{version}/%{modname}-%{version}.tar.gz
 
-Patch0:         0001-pycodestyle-fix-new-warnings.patch
-
 BuildArch:      noarch
 
 %global _description \
@@ -31,8 +29,6 @@ Summary:        %{summary}
 BuildRequires:  python2-devel
 BuildRequires:  python2-hypothesis
 BuildRequires:  python2-pytest
-BuildRequires:  python2-pytest-flakes
-BuildRequires:  python2-pycodestyle
 
 %description -n python2-%{modname} %{_description}
 
@@ -44,8 +40,6 @@ Summary:        %{summary}
 BuildRequires:  python3-devel
 BuildRequires:  python3-hypothesis
 BuildRequires:  python3-pytest
-BuildRequires:  python3-pytest-flakes
-BuildRequires:  python3-pycodestyle
 BuildRequires:  python3-sphinx_rtd_theme
 
 %description -n python3-%{modname} %{_description}
@@ -78,12 +72,15 @@ sphinx-build -b html -n docs docs/_build
 rm -rf docs/_build/{.buildinfo,.doctrees}
 
 %check
+# Testing code quality is helpful upstream, to keep maintainability.
+# But lint and code style issues don't mean there's antyhing wrong
+# with the code.
+rm -rv tests/quality/
+
 # Without this the testsuite fails with
 # RuntimeError: This test suite needs a unicode locale encoding. Try setting LANG=C.UTF-8
 export LANG=C.UTF-8
 %{__python2} setup.py test
-# FIXME: seems pyflakes is broken on py3 (get a bunch of undefined name 'long', 'basestring', ...)
-mv tests/quality/test_pyflakes.py tests/quality/test_pyflakes.py.broken
 %{__python3} setup.py test
 
 %files -n python2-%{modname}
@@ -105,6 +102,9 @@ mv tests/quality/test_pyflakes.py tests/quality/test_pyflakes.py.broken
 %doc docs/_build/*
 
 %changelog
+* Mon Jul 29 2019 Petr Viktorin <pviktori@redhat.com> - 1.42.0-5
+- Do not run style checks and linters in %%check
+
 * Fri Jul 26 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1.42.0-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild