Python lint a bunch of files not currently python linted

Author: hughbe

Diff for: utils/backtrace-check

@@ -79,5 +79,6 @@ formatting.""")
     # one stack trace entry.
     assert(found_stack_trace_entry)
 
+
 if __name__ == '__main__':
     main()

Diff for: utils/build-script

@@ -57,12 +57,13 @@ build_script_impl = os.path.join(
     SWIFT_SOURCE_ROOT, "swift", "utils", "build-script-impl")
 
 
-def exit_rejecting_arguments(message, parser = None):
+def exit_rejecting_arguments(message, parser=None):
     print(message, file=sys.stderr)
     if parser:
         parser.print_usage(sys.stderr)
     sys.exit(2)  # 2 is the same as `argparse` error exit code.
 
+
 def call_without_sleeping(command, env=None, dry_run=False, echo=False):
     """
     Execute a command during which system sleep is disabled.
@@ -321,9 +322,9 @@ class BuildScriptInvocation(object):
                                      "skip tvOS device tests.")
 
         if args.watchos_all:
-            exit_rejecting_arguments("error: --watchos-all is unavailable in " +
-                                     "open-source Swift.\nUse --watchos to " +
-                                     "skip watchOS device tests.")
+            exit_rejecting_arguments("error: --watchos-all is unavailable " +
+                                     "in open-source Swift.\nUse --watchos " +
+                                     "to skip watchOS device tests.")
 
         ninja_required = (
             args.cmake_generator == 'Ninja' or args.build_foundation)
@@ -1826,7 +1827,8 @@ iterations with -O",
         help="also build for iOS, but disallow tests that require an iOS "
              "device",
         action="store_true")
-    parser.add_argument("-I", "--ios-all",
+    parser.add_argument(
+        "-I", "--ios-all",
         help="also build for iOS, and allow all iOS tests",
         action="store_true",
         dest="ios_all")
@@ -1841,7 +1843,8 @@ iterations with -O",
         help="also build for tvOS, but disallow tests that require a tvos "
              "device",
         action=arguments.action.optional_bool)
-    parser.add_argument("--tvos-all",
+    parser.add_argument(
+        "--tvos-all",
         help="also build for tvOS, and allow all tvOS tests",
         action=arguments.action.optional_bool,
         dest="tvos_all")
@@ -1856,7 +1859,8 @@ iterations with -O",
         help="also build for watchOS, but disallow tests that require an "
              "watchOS device",
         action=arguments.action.optional_bool)
-    parser.add_argument("--watchos-all",
+    parser.add_argument(
+        "--watchos-all",
         help="also build for Apple watchOS, and allow all Apple watchOS tests",
         action=arguments.action.optional_bool,
         dest="watchos_all")

Diff for: utils/rth

@@ -151,5 +151,6 @@ def main():
 
     return resilience_test.run()
 
+
 if __name__ == '__main__':
     exit(main())

Diff for: utils/run-test

@@ -244,5 +244,6 @@ def main():
     # Do execute test
     shell.call(test_cmd)
 
+
 if __name__ == "__main__":
     main()

Diff for: utils/submit-benchmark-results

@@ -195,5 +195,6 @@ def main():
     if opts.submit_url:
         submit_results_to_server(lnt_result_data, opts.submit_url)
 
+
 if __name__ == '__main__':
     main()

Diff for: utils/swift-api-dump.py

@@ -243,6 +243,7 @@ def get_short_sdk_name(sdk):
     matched = re.match("[a-zA-Z]+", sdk)
     return matched.group(0)
 
+
 def create_dump_module_api_args(cmd_common, cmd_extra_args, sdk, module,
                                 target, output_dir, quiet, verbose):
 

Diff for: utils/viewcfg

@@ -173,5 +173,6 @@ def main():
 
     subprocess.call(["open", file_name])
 
+
 if __name__ == '__main__':
     main()