style changes

Rakefile

@@ -14,7 +14,7 @@ end
 desc 'Checks style'
 task audit: :rubocop
 task :audit do
-  ignores = %w(D100 D101 D102 D103 E501 I201)
+  ignores = %w(D100 D101 D102 D103 D104 E501 I201)
 
   FILES = FileList[%w(bin/compose_format compose_format/*.py setup.py)]
   sh "flake8 --ignore='#{ignores * ','}' #{FILES}"

bin/compose_format

@@ -34,6 +34,6 @@ if __name__ == '__main__':
     for path in args.files:
         if not formatter.format(path, replace=args.replace, strict=not args.non_strict):
             if args.replace:
-                print('path {} has been changed'.format(path))
+                print('path {0} has been changed'.format(path))
             if not args.ignore_changes:
                 sys.exit(1)

compose_format/__init__.py

@@ -29,7 +29,7 @@ class ComposeFormat:
     ORDERS = {
         'version': TOPLEVEL_ORDER,
         'image': SERVICE_ORDER,
-        'dockerfile': BUILD_ORDER
+        'dockerfile': BUILD_ORDER,
     }
 
     def __init__(self):
@@ -58,7 +58,7 @@ def is_legacy_version(data):
 
         vspacing = [1, 0] if is_legacy_version(data) else [0, 1, 0]
 
-        formatted = pyaml.dump(data, vspacing=vspacing, indent=2, width=120, string_val_style='plain')
+        formatted = pyaml.dump(data, vspacing=vspacing, indent=2, width=119, string_val_style='plain')
         return formatted.strip() + '\n'
 
     @staticmethod
@@ -86,7 +86,7 @@ def order(item):
         if type(data) is list:
             return sorted([ComposeFormat.reorder(item, strict=strict) for item in data])
         if len(str(data)) >= 1 and str(data)[0].isdigit():
-            return '\'{}\''.format(data)
+            return '\'{0}\''.format(data)
         return data
 
     @staticmethod