Turn on everything in flake8

pip/__init__.py

@@ -109,7 +109,7 @@ def create_main_parser():
 
     pip_pkg_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
     parser.version = 'pip %s from %s (python %s)' % (
-        __version__,  pip_pkg_dir, sys.version[:3])
+        __version__, pip_pkg_dir, sys.version[:3])
 
     # add the general options
     gen_opts = cmdoptions.make_option_group(cmdoptions.general_group, parser)
@@ -247,8 +247,10 @@ def from_dist(cls, dist, dependency_links, find_tags=False):
             if ver_match or date_match:
                 svn_backend = vcs.get_backend('svn')
                 if svn_backend:
-                    svn_location = svn_backend(
-                        ).get_location(dist, dependency_links)
+                    svn_location = svn_backend().get_location(
+                        dist,
+                        dependency_links,
+                    )
                 if not svn_location:
                     logger.warn(
                         'Warning: cannot find svn location for %s' % req)

pip/cmdoptions.py

@@ -357,8 +357,8 @@ def make(self):
         skip_requirements_regex,
         exists_action,
         cert,
-        ]
-    }
+    ]
+}
 
 index_group = {
     'name': 'Package Index Options',
@@ -375,5 +375,5 @@ def make(self):
         allow_unsafe,
         no_allow_unsafe,
         process_dependency_links,
-        ]
-    }
+    ]
+}

pip/commands/install.py

@@ -357,7 +357,7 @@ def run(self, options, args):
             for item in os.listdir(lib_dir):
                 shutil.move(
                     os.path.join(lib_dir, item),
-                    os.path.join(options.target_dir, item)
-                    )
+                    os.path.join(options.target_dir, item),
+                )
             shutil.rmtree(temp_target_dir)
         return requirement_set

pip/download.py

@@ -521,7 +521,7 @@ def unpack_http_url(link, location, download_cache, download_dir=None,
         already_cached = (
             os.path.exists(cache_file) and
             os.path.exists(cache_content_type_file)
-            )
+        )
         if not os.path.isdir(download_cache):
             create_download_cache_folder(download_cache)
 
@@ -545,7 +545,7 @@ def unpack_http_url(link, location, download_cache, download_dir=None,
                 logger.warn(
                     'Previously-downloaded file %s has bad hash, '
                     're-downloading.' % temp_location
-                    )
+                )
                 temp_location = None
                 os.unlink(already_downloaded)
                 already_downloaded = None
@@ -564,7 +564,7 @@ def unpack_http_url(link, location, download_cache, download_dir=None,
                 logger.warn(
                     'Cached file %s has bad hash, '
                     're-downloading.' % temp_location
-                    )
+                )
                 temp_location = None
                 os.unlink(cache_file)
                 os.unlink(cache_content_type_file)
@@ -654,7 +654,7 @@ def unpack_file_url(link, location, download_dir=None):
                     logger.warn(
                         'Previously-downloaded file %s has bad hash, '
                         're-downloading.' % link_path
-                        )
+                    )
                     os.unlink(download_path)
             else:
                 already_downloaded = True

pip/index.py

@@ -720,7 +720,7 @@ def set_is_archive(self, url, value=True):
         self._archives[url] = value
 
     def add_page_failure(self, url, level):
-        self._failures[url] = self._failures.get(url, 0)+level
+        self._failures[url] = self._failures.get(url, 0) + level
 
     def add_page(self, urls, page):
         for url in urls:

pip/locations.py

@@ -177,7 +177,7 @@ def distutils_scheme(dist_name, user=False, home=None, root=None):
     i.root = root or i.root
     i.finalize_options()
     for key in SCHEME_KEYS:
-        scheme[key] = getattr(i, 'install_'+key)
+        scheme[key] = getattr(i, 'install_' + key)
 
     if running_under_virtualenv():
         scheme['headers'] = os.path.join(

pip/req/req_install.py

@@ -391,7 +391,7 @@ def egg_info_path(self, filename):
                         if (
                                 os.path.exists(
                                     os.path.join(root, dir, 'bin', 'python')
-                                    )
+                                )
                                 or os.path.exists(
                                     os.path.join(
                                         root, dir, 'Scripts', 'Python.exe'
@@ -703,9 +703,10 @@ def archive(self, build_dir):
             logger.notify('Saved %s' % display_path(archive_path))
 
     def _clean_zip_name(self, name, prefix):
-        assert name.startswith(prefix+os.path.sep), (
-            "name %r doesn't start with prefix %r" % (name, prefix))
-        name = name[len(prefix)+1:]
+        assert name.startswith(prefix + os.path.sep), (
+            "name %r doesn't start with prefix %r" % (name, prefix)
+        )
+        name = name[len(prefix) + 1:]
         name = name.replace(os.path.sep, '/')
         return name
 
@@ -805,7 +806,7 @@ def prepend_root(path):
                 )
             f.close()
             f = open(os.path.join(egg_info_dir, 'installed-files.txt'), 'w')
-            f.write('\n'.join(new_lines)+'\n')
+            f.write('\n'.join(new_lines) + '\n')
             f.close()
         finally:
             if os.path.exists(record_filename):

pip/req/req_set.py

@@ -350,7 +350,7 @@ def prepare_files(self, finder, force_root_egg_info=False, bundle=False):
                                 self.unpack_url(
                                     url, location, download_dir,
                                     do_download,
-                                    )
+                                )
                             except HTTPError as exc:
                                 logger.fatal(
                                     'Could not install requirement %s because '
@@ -728,8 +728,9 @@ def bundle_requirements(self):
         return ''.join(parts)
 
     def _clean_zip_name(self, name, prefix):
-        assert name.startswith(prefix+os.path.sep), (
-            "name %r doesn't start with prefix %r" % (name, prefix))
-        name = name[len(prefix)+1:]
+        assert name.startswith(prefix + os.path.sep), (
+            "name %r doesn't start with prefix %r" % (name, prefix)
+        )
+        name = name[len(prefix) + 1:]
         name = name.replace(os.path.sep, '/')
         return name

pip/util.py

@@ -188,12 +188,12 @@ def normalize_name(name):
 
 
 def format_size(bytes):
-    if bytes > 1000*1000:
-        return '%.1fMB' % (bytes/1000.0/1000)
-    elif bytes > 10*1000:
-        return '%ikB' % (bytes/1000)
+    if bytes > 1000 * 1000:
+        return '%.1fMB' % (bytes / 1000.0 / 1000)
+    elif bytes > 10 * 1000:
+        return '%ikB' % (bytes / 1000)
     elif bytes > 1000:
-        return '%.1fkB' % (bytes/1000.0)
+        return '%.1fkB' % (bytes / 1000.0)
     else:
         return '%ibytes' % bytes
 
@@ -274,7 +274,7 @@ def make_path_relative(path, rel_to):
     while path_parts and rel_to_parts and path_parts[0] == rel_to_parts[0]:
         path_parts.pop(0)
         rel_to_parts.pop(0)
-    full_parts = ['..']*len(rel_to_parts) + path_parts + [path_filename]
+    full_parts = ['..'] * len(rel_to_parts) + path_parts + [path_filename]
     if full_parts == ['']:
         return '.' + os.path.sep
     return os.path.sep.join(full_parts)
@@ -540,7 +540,7 @@ def unzip_file(filename, location, flatten=True):
                     if mode and stat.S_ISREG(mode) and mode & 0o111:
                         # make dest file have execute for user/group/world
                         # (chmod +x) no-op on windows per python docs
-                        os.chmod(fn, (0o777-current_umask() | 0o111))
+                        os.chmod(fn, (0o777 - current_umask() | 0o111))
     finally:
         zipfp.close()
 
@@ -615,7 +615,7 @@ def untar_file(filename, location):
                 if member.mode & 0o111:
                     # make dest file have execute for user/group/world
                     # no-op on windows per python docs
-                    os.chmod(path, (0o777-current_umask() | 0o111))
+                    os.chmod(path, (0o777 - current_umask() | 0o111))
     finally:
         tar.close()
 
@@ -632,7 +632,7 @@ def cache_download(target_file, temp_location, content_type):
         'Storing download in cache at %s' % display_path(target_file)
     )
     shutil.copyfile(temp_location, target_file)
-    fp = open(target_file+'.content-type', 'w')
+    fp = open(target_file + '.content-type', 'w')
     fp.write(content_type)
     fp.close()
 

pip/wheel.py

@@ -393,7 +393,7 @@ def uninstallation_paths(dist):
         if path.endswith('.py'):
             dn, fn = os.path.split(path)
             base = fn[:-3]
-            path = os.path.join(dn, base+'.pyc')
+            path = os.path.join(dn, base + '.pyc')
             yield path
 
 

tests/functional/test_bundle.py

@@ -12,7 +12,7 @@ def test_create_bundle(script, tmpdir, data):
     index (pip itself).
 
     """
-    fspkg = path_to_url(data.packages/'FSPkg')
+    fspkg = path_to_url(data.packages / 'FSPkg')
     script.pip('install', '-e', fspkg)
     pkg_lines = textwrap.dedent(
         '''
@@ -61,13 +61,13 @@ def test_cleanup_after_create_bundle(script, tmpdir, data):
         ),
     ])
     script.pip(*args)
-    build = script.venv_path/"build"
-    src = script.venv_path/"src"
+    build = script.venv_path / "build"
+    src = script.venv_path / "src"
     assert not exists(build), "build/ dir still exists: %s" % build
     assert exists(src), "expected src/ dir doesn't exist: %s" % src
 
     # Make the bundle.
-    fspkg = path_to_url(data.packages/'FSPkg')
+    fspkg = path_to_url(data.packages / 'FSPkg')
     pkg_lines = textwrap.dedent(
         '''
             -e %s
@@ -86,8 +86,8 @@ def test_cleanup_after_create_bundle(script, tmpdir, data):
     script.pip(
         'bundle', '--no-use-wheel', '-r', 'bundle-req.txt', 'test.pybundle',
     )
-    build_bundle = script.scratch_path/"build-bundle"
-    src_bundle = script.scratch_path/"src-bundle"
+    build_bundle = script.scratch_path / "build-bundle"
+    src_bundle = script.scratch_path / "src-bundle"
     assert not exists(build_bundle), (
         "build-bundle/ dir still exists: %s" % build_bundle
     )

tests/functional/test_freeze.py

@@ -32,7 +32,7 @@ def banner(msg):
         return '\n========== %s ==========\n' % msg
     assert checker.check_output(expected, actual, ELLIPSIS), (
         banner('EXPECTED') + expected + banner('ACTUAL') + actual +
-        banner(6*'=')
+        banner(6 * '=')
     )
 
 
@@ -51,7 +51,7 @@ def test_freeze_basic(script):
         simple2<=3.0
         """))
     result = script.pip_install_local(
-        '-r', script.scratch_path/'initools-req.txt',
+        '-r', script.scratch_path / 'initools-req.txt',
     )
     result = script.pip('freeze', expect_stderr=True)
     expected = textwrap.dedent("""\
@@ -178,7 +178,7 @@ def test_freeze_mercurial_clone(script, tmpdir):
     )
     result = script.run(
         'python', 'setup.py', 'develop',
-        cwd=script.scratch_path/'pip-test-package',
+        cwd=script.scratch_path / 'pip-test-package',
         expect_stderr=True,
     )
     result = script.pip('freeze', expect_stderr=True)
@@ -248,7 +248,7 @@ def test_freeze_bazaar_clone(script, tmpdir):
     )
     result = script.run(
         'python', 'setup.py', 'develop',
-        cwd=script.scratch_path/'django-wikiapp',
+        cwd=script.scratch_path / 'django-wikiapp',
     )
     result = script.pip('freeze', expect_stderr=True)
     expected = textwrap.dedent("""\