from zope.publisher.interfaces.browser import IBrowserRequest
from zope.interface import Interface

class ILayer(IBrowserRequest):
    """ layer """

class ITatsSkin(ILayer):
    """ tats skin """

class IQTBase(Interface):
    """ qtbase """

class IQTAuthor(IQTBase):
    """ qtauthor """

class IBaseQuestion(IQTBase):
    """ base class for question """

class IQuestions(IQTBase):
    """ questions container """

class IQuestionAuthoring(IQuestions, IBaseQuestion):
    """ question authoring areas """

class ITests(IQTBase):
    """ tests container """

class IAnswerContainer(IQTBase):
    """ """

class IAnswerObject(IQTBase):
    """ """

class IAnswerSession(IQTBase):
    """ """

class IAnswers(IQTBase):
    """ """

class ICache(IQTBase):
    """ """

class IConfig(IQTBase):
    """ """

class IGroup(IQTBase):
    """ """

class IGroups(IQTBase):
    """ """

class IImage(IQTBase):
    """ """

class IImages(IQTBase):
    """ """

class IStudents(IQTBase):
    """ """

class ITest(IQTBase):
    """ """

class ITests(IQTBase):
    """ """

class IUser(IQTBase):
    """ """

class IUsers(IQTBase):
    """ """

class IVideos(IQTBase):
    """ """