def recv_target(self, src):
for obj in src:
if obj in self.received: continue
self.received.add(obj)
try:
obj.get_attr(self.frame, self.anchor,
self.attrname).connect(self.recv)
except NodeAttrError:
self.raise_expt(
ErrorConfig.AttributeNotFound(obj, self.attrname))
return
def check_undefined(self):
if not self.received: return
if self.types: return
self.raise_expt(
ErrorConfig.AttributeNotFound(self.target, self.attrname))
return