AttributeError: 'module' object has no attribute

python在不同层级目录import模块的方法

#Wrong import
from package import MyEnumClass
# ...
# in some method:
return MyEnumClass.Member


#Correct import:
from package.MyEnumClass import MyEnumClass

#Wrong import
import vilt.modules.vision_transformer as vit

#Correct import
from vilt.modules import vision_transformer as vit