in ec2stack/core.py [0:0]
def _isinstance(self, model, raise_error=True):
"""
Checks if the given model is an instance of the service.
@param model: Model to be checked.
@param raise_error: ValueError if model isn't the correct type.
@return: Bool @raise ValueError: stating not of correct type.
"""
valid_type = isinstance(model, self.__model__)
if not valid_type and raise_error:
raise ValueError('%s is not of type %s' % (model, self.__model__))
return valid_type