from zope.interface import Interface

class IMassLoaderLayer(Interface):
    """ Marker interface that defines a Zope 3 browser layer.
    """

class IMassLoaderAware(Interface):
    """ 
    """

class IMassLoader(Interface):
    """ 
    """
    
class IArchiveUtility(Interface):
    """ 
    """
    
class IArchiveWrapper(Interface):
    """ 
    """
