self.expr = expr
return self
- def compare_with(self, comparator):
+ def comparator(self, comparator):
proxy_attr = attributes.\
create_proxied_attribute(self)
def expr(owner):
class Comparator(interfaces.PropComparator):
- def __init__(self, expression, adapter=None):
- self._expression = expression
- self.adapter = adapter
+ def __init__(self, expression):
+ self.expression = expression
- @property
- def expression(self):
- return self.__clause_element__()
-
def __clause_element__(self):
- if self.adapter:
- return self.adapter(self._expression)
- else:
- return self._expression
+ expr = self.expression
+ while hasattr(expr, '__clause_element__'):
+ expr = expr.__clause_element__()
+ return expr
-
def adapted(self, adapter):
- return self.__class__(self._expression, adapter)
+ # interesting....
+ return self
clauses = [_entity_descriptor(self._joinpoint_zero(), key) == value
for key, value in kwargs.iteritems()]
- import pdb
- pdb.set_trace()
return self.filter(sql.and_(*clauses))
@_generative(_no_statement_condition, _no_limit_offset)