diff options
Diffstat (limited to 'Lib/enum.py')
| -rw-r--r-- | Lib/enum.py | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/Lib/enum.py b/Lib/enum.py index f74cc8c..54633d8 100644 --- a/Lib/enum.py +++ b/Lib/enum.py @@ -819,7 +819,7 @@ class EnumType(type): return object, Enum def _find_data_type(bases): - data_types = [] + data_types = set() for chain in bases: candidate = None for base in chain.__mro__: @@ -827,19 +827,19 @@ class EnumType(type): continue elif issubclass(base, Enum): if base._member_type_ is not object: - data_types.append(base._member_type_) + data_types.add(base._member_type_) break elif '__new__' in base.__dict__: if issubclass(base, Enum): continue - data_types.append(candidate or base) + data_types.add(candidate or base) break else: candidate = base if len(data_types) > 1: raise TypeError('%r: too many data types: %r' % (class_name, data_types)) elif data_types: - return data_types[0] + return data_types.pop() else: return None |