# coding: utf-8
import re
+from ..utils import bug_reports_message, write_string
+
class LazyLoadMetaClass(type):
def __getattr__(cls, name):
+ if '_real_class' not in cls.__dict__:
+ write_string(
+ f'WARNING: Falling back to normal extractor since lazy extractor '
+ f'{cls.__name__} does not have attribute {name}{bug_reports_message()}')
return getattr(cls._get_real_class(), name)
@classmethod
def _get_real_class(cls):
- if '__real_class' not in cls.__dict__:
+ if '_real_class' not in cls.__dict__:
mod = __import__(cls._module, fromlist=(cls.__name__,))
- cls.__real_class = getattr(mod, cls.__name__)
- return cls.__real_class
+ cls._real_class = getattr(mod, cls.__name__)
+ return cls._real_class
def __new__(cls, *args, **kwargs):
real_cls = cls._get_real_class()