Apply noqa C901 comments to overly complex code

pkg_resources/__init__.py

@@ -696,7 +696,8 @@ class WorkingSet:
             keys2.append(dist.key)
         self._added_new(dist)
 
-    def resolve(self, requirements, env=None, installer=None,
+    # FIXME: 'WorkingSet.resolve' is too complex (11)
+    def resolve(self, requirements, env=None, installer=None,  # noqa: C901
                 replace_conflicting=False, extras=None):
         """List all distributions needed to (recursively) meet `requirements`
 
@@ -1745,7 +1746,8 @@ class ZipProvider(EggProvider):
         timestamp = time.mktime(date_time)
         return timestamp, size
 
-    def _extract_resource(self, manager, zip_path):
+    # FIXME: 'ZipProvider._extract_resource' is too complex (12)
+    def _extract_resource(self, manager, zip_path):  # noqa: C901
 
         if zip_path in self._index():
             for name in self._index()[zip_path]:
@@ -2858,7 +2860,8 @@ class Distribution:
         """Return the EntryPoint object for `group`+`name`, or ``None``"""
         return self.get_entry_map(group).get(name)
 
-    def insert_on(self, path, loc=None, replace=False):
+    # FIXME: 'Distribution.insert_on' is too complex (13)
+    def insert_on(self, path, loc=None, replace=False):  # noqa: C901
         """Ensure self.location is on path
 
         If replace=False (default):

setuptools/command/bdist_egg.py

@@ -153,7 +153,7 @@ class bdist_egg(Command):
         self.run_command(cmdname)
         return cmd
 
-    def run(self):
+    def run(self):  # noqa: C901  # is too complex (14)  # FIXME
         # Generate metadata first
         self.run_command("egg_info")
         # We run install_lib before install_data, because some data hacks

setuptools/command/easy_install.py

@@ -226,7 +226,7 @@ class easy_install(Command):
         print(tmpl.format(**locals()))
         raise SystemExit()
 
-    def finalize_options(self):
+    def finalize_options(self):  # noqa: C901  # is too complex (25)  # FIXME
         self.version and self._render_version()
 
         py_version = sys.version.split()[0]
@@ -437,7 +437,7 @@ class easy_install(Command):
     def warn_deprecated_options(self):
         pass
 
-    def check_site_dir(self):
+    def check_site_dir(self):  # noqa: C901  # is too complex (12)  # FIXME
         """Verify that self.install_dir is .pth-capable dir, if needed"""
 
         instdir = normalize_path(self.install_dir)
@@ -713,7 +713,10 @@ class easy_install(Command):
             if getattr(self, attrname) is None:
                 setattr(self, attrname, scheme[key])
 
-    def process_distribution(self, requirement, dist, deps=True, *info):
+    # FIXME: 'easy_install.process_distribution' is too complex (12)
+    def process_distribution(  # noqa: C901
+            self, requirement, dist, deps=True, *info,
+    ):
         self.update_pth(dist)
         self.package_index.add(dist)
         if dist in self.local_index[dist.key]:
@@ -894,7 +897,8 @@ class easy_install(Command):
             metadata = EggMetadata(zipimport.zipimporter(egg_path))
         return Distribution.from_filename(egg_path, metadata=metadata)
 
-    def install_egg(self, egg_path, tmpdir):
+    # FIXME: 'easy_install.install_egg' is too complex (11)
+    def install_egg(self, egg_path, tmpdir):  # noqa: C901
         destination = os.path.join(
             self.install_dir,
             os.path.basename(egg_path),
@@ -993,7 +997,8 @@ class easy_install(Command):
         # install the .egg
         return self.install_egg(egg_path, tmpdir)
 
-    def exe_to_egg(self, dist_filename, egg_tmp):
+    # FIXME: 'easy_install.exe_to_egg' is too complex (12)
+    def exe_to_egg(self, dist_filename, egg_tmp):  # noqa: C901
         """Extract a bdist_wininst to the directories an egg would use"""
         # Check for .pth file and set up prefix translations
         prefixes = get_exe_prefixes(dist_filename)
@@ -1191,7 +1196,7 @@ class easy_install(Command):
         cfg_filename = os.path.join(base, 'setup.cfg')
         setopt.edit_config(cfg_filename, settings)
 
-    def update_pth(self, dist):
+    def update_pth(self, dist):  # noqa: C901  # is too complex (11)  # FIXME
         if self.pth_file is None:
             return
 
@@ -1427,7 +1432,7 @@ def get_site_dirs():
     return sitedirs
 
 
-def expand_paths(inputs):
+def expand_paths(inputs):  # noqa: C901  # is too complex (11)  # FIXME
     """Yield sys.path directories that might contain "old-style" packages"""
 
     seen = {}

setuptools/command/egg_info.py

@@ -32,7 +32,7 @@ from setuptools.extern import packaging
 from setuptools import SetuptoolsDeprecationWarning
 
 
-def translate_pattern(glob):
+def translate_pattern(glob):  # noqa: C901  # is too complex (14)  # FIXME
     """
     Translate a file path glob like '*.txt' in to a regular expression.
     This differs from fnmatch.translate which allows wildcards to match

setuptools/dist.py

@@ -119,7 +119,7 @@ def read_pkg_file(self, file):
 
 
 # Based on Python 3.5 version
-def write_pkg_file(self, file):
+def write_pkg_file(self, file):  # noqa: C901  # is too complex (14)  # FIXME
     """Write the PKG-INFO format data to a file object.
     """
     version = self.get_metadata_version()
@@ -548,7 +548,8 @@ class Distribution(_Distribution):
         req.marker = None
         return req
 
-    def _parse_config_files(self, filenames=None):
+    # FIXME: 'Distribution._parse_config_files' is too complex (14)
+    def _parse_config_files(self, filenames=None):  # noqa: C901
         """
         Adapted from distutils.dist.Distribution.parse_config_files,
         this method provides the same functionality in subtly-improved
@@ -612,7 +613,8 @@ class Distribution(_Distribution):
             except ValueError as e:
                 raise DistutilsOptionError(e) from e
 
-    def _set_command_options(self, command_obj, option_dict=None):
+    # FIXME: 'Distribution._set_command_options' is too complex (14)
+    def _set_command_options(self, command_obj, option_dict=None):  # noqa: C901
         """
         Set the options for 'command_obj' from 'option_dict'.  Basically
         this means copying elements of a dictionary ('option_dict') to

setuptools/installer.py

@@ -51,7 +51,7 @@ def _legacy_fetch_build_egg(dist, req):
     return cmd.easy_install(req)
 
 
-def fetch_build_egg(dist, req):
+def fetch_build_egg(dist, req):  # noqa: C901  # is too complex (16)  # FIXME
     """Fetch an egg needed for building.
 
     Use pip/wheel to fetch/build a wheel."""

setuptools/msvc.py

@@ -921,8 +921,8 @@ class SystemInfo:
         """
         return self._use_last_dir_name(join(self.WindowsSdkDir, 'lib'))
 
-    @property
-    def WindowsSdkDir(self):
+    @property  # noqa: C901
+    def WindowsSdkDir(self):  # noqa: C901  # is too complex (12)  # FIXME
         """
         Microsoft Windows SDK directory.
 

setuptools/package_index.py

@@ -320,7 +320,8 @@ class PackageIndex(Environment):
         else:
             self.opener = urllib.request.urlopen
 
-    def process_url(self, url, retrieve=False):
+    # FIXME: 'PackageIndex.process_url' is too complex (14)
+    def process_url(self, url, retrieve=False):  # noqa: C901
         """Evaluate a URL as a possible download, and maybe retrieve it"""
         if url in self.scanned_urls and not retrieve:
             return
@@ -595,7 +596,7 @@ class PackageIndex(Environment):
                 spec = parse_requirement_arg(spec)
         return getattr(self.fetch_distribution(spec, tmpdir), 'location', None)
 
-    def fetch_distribution(
+    def fetch_distribution(  # noqa: C901  # is too complex (14)  # FIXME
             self, requirement, tmpdir, force_scan=False, source=False,
             develop_ok=False, local_index=None):
         """Obtain a distribution suitable for fulfilling `requirement`
@@ -766,7 +767,8 @@ class PackageIndex(Environment):
     def reporthook(self, url, filename, blocknum, blksize, size):
         pass  # no-op
 
-    def open_url(self, url, warning=None):
+    # FIXME:
+    def open_url(self, url, warning=None):  # noqa: C901  # is too complex (12)
         if url.startswith('file:'):
             return local_open(url)
         try:

setuptools/ssl_support.py

@@ -56,7 +56,7 @@ if not CertificateError:
         pass
 
 
-if not match_hostname:
+if not match_hostname:  # noqa: C901  # 'If 59' is too complex (21)  # FIXME
 
     def _dnsname_match(dn, hostname, max_wildcards=1):
         """Matching according to RFC 6125, section 6.4.3