Flake8 fixes.

var/spack/repos/builtin/packages/qt/package.py

@@ -6,7 +6,7 @@
 # Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
 # LLNL-CODE-647188
 #
-# For details, see https://github.com/llnl/spack
+# For details, see https://github.com/llnl/spack  # NOQA: ignore=E501
 # Please also see the LICENSE file for our notice and the LGPL.
 #
 # This program is free software; you can redistribute it and/or modify
@@ -29,9 +29,9 @@
 
 class Qt(Package):
     """Qt is a comprehensive cross-platform C++ application framework."""
-    homepage = 'http://qt.io'
-    url      = 'http://download.qt.io/archive/qt/5.7/5.7.0/single/qt-everywhere-opensource-src-5.7.0.tar.gz'
-    list_url = 'http://download.qt.io/archive/qt/'
+    homepage = 'http://qt.io'  # NOQA: ignore=E501
+    url      = 'http://download.qt.io/archive/qt/5.7/5.7.0/single/qt-everywhere-opensource-src-5.7.0.tar.gz'  # NOQA: ignore=E501
+    list_url = 'http://download.qt.io/archive/qt/'  # NOQA: ignore=E501
     list_depth = 4
 
     version('5.7.0',  '9a46cce61fc64c20c3ac0a0e0fa41b42')
@@ -53,7 +53,7 @@ class Qt(Package):
 
     patch('qt3krell.patch', when='@3.3.8b+krellpatch')
 
-    # https://github.com/xboxdrv/xboxdrv/issues/188
+    # https://github.com/xboxdrv/xboxdrv/issues/188  # NOQA: ignore=E501
     patch('btn_trigger_happy.patch', when='@5.7.0:')
 
     patch('qt4-corewlan-new-osx.patch', when='@4')
@@ -130,7 +130,7 @@ def patch(self):
                         'mkspecs/common/g++-base.conf')
 
             # Necessary to build with GCC 6 and other modern compilers
-            # http://stackoverflow.com/questions/10354371/
+            # http://stackoverflow.com/questions/10354371/  # NOQA: ignore=E501
             filter_file('(^QMAKE_CXXFLAGS .*)', r'\1 -std=gnu++98',
                         'mkspecs/common/gcc-base.conf')
 
@@ -179,21 +179,21 @@ def common_config_args(self):
 
         if '@5:' in self.spec and sys.platform == 'darwin':
             config_args.extend([
-                    '-no-xinput2',
-                    '-no-xcb-xlib',
-                    '-no-pulseaudio',
-                    '-no-alsa',
-                    '-no-gtkstyle',
-                ])
+                '-no-xinput2',
+                '-no-xcb-xlib',
+                '-no-pulseaudio',
+                '-no-alsa',
+                '-no-gtkstyle',
+            ])
 
         if '@4' in self.spec and sys.platform == 'darwin':
             sdkpath = which('xcrun')('--show-sdk-path',
-                                     # XXX(macos): the 10.11 SDK fails to configure.
+                                     # XXX(macos): 10.11 SDK fails to configure
                                      '--sdk', 'macosx10.9',
                                      output=str)
             config_args.extend([
-                    '-sdk', sdkpath.strip(),
-                ])
+                '-sdk', sdkpath.strip(),
+            ])
             use_clang_platform = False
             if self.spec.compiler.name == 'clang' and \
                str(self.spec.compiler.version).endwith('-apple'):
@@ -204,15 +204,15 @@ def common_config_args(self):
                 use_clang_platform = True
             if use_clang_platform:
                 config_args.extend([
-                        '-platform', 'unsupported/macx-clang',
-                    ])
+                    '-platform', 'unsupported/macx-clang',
+                ])
 
         return config_args
 
     # Don't disable all the database drivers, but should
     # really get them into spack at some point.
 
-    @when('@3')
+    @when('@3')  # NOQA: ignore=F811
     def configure(self):
         # A user reported that this was necessary to link Qt3 on ubuntu
         os.environ['LD_LIBRARY_PATH'] = os.getcwd() + '/lib'
@@ -223,7 +223,7 @@ def configure(self):
                   '-release',
                   '-fast')
 
-    @when('@4')
+    @when('@4')  # NOQA: ignore=F811
     def configure(self):
         configure('-fast',
                   '-no-webkit',
@@ -231,7 +231,7 @@ def configure(self):
                   '-arch', str(self.spec.architecture.target),
                   *self.common_config_args)
 
-    @when('@5.0:5.6')
+    @when('@5.0:5.6')  # NOQA: ignore=F811
     def configure(self):
         configure('-no-eglfs',
                   '-no-directfb',
@@ -239,14 +239,14 @@ def configure(self):
                   '-skip', 'qtwebkit',
                   *self.common_config_args)
 
-    @when('@5.7:')
+    @when('@5.7:')  # NOQA: ignore=F811
     def configure(self):
         args = self.common_config_args
 
         if not sys.platform == 'darwin':
             args.extend([
-                    '-qt-xcb',
-                ])
+                '-qt-xcb',
+            ])
 
         configure('-no-eglfs',
                   '-no-directfb',