Fix test_noop_inspectors

src/drf_yasg/management/commands/generate_swagger.py

@@ -126,6 +126,8 @@ class Command(BaseCommand):
         if output_file == '-':
             self.write_schema(schema, self.stdout, format)
         else:
+            # normally this would be easily done with open(mode='x'/'w'),
+            # but python 2 is a pain in the ass as usual
             flags = os.O_CREAT | os.O_WRONLY
             flags = flags | (os.O_TRUNC if overwrite else os.O_EXCL)
             with os.fdopen(os.open(output_file, flags), "w") as stream: