def test_score_object(self):
self.assertEqual(-1.0, ParserUtils.score_object(None))
cls = make_dataclass("b", [("x", int), ("y", str), ("z", Any)])
self.assertEqual(2.5, ParserUtils.score_object(cls(1, "1", None)))
self.assertEqual(-1, ParserUtils.score_object(None))
self.assertEqual(1.0, ParserUtils.score_object("a"))
self.assertEqual(1.5, ParserUtils.score_object(2.9))
def bind(self, qname: str, text: NoneStr, tail: NoneStr,
objects: List) -> bool:
self.events.append(("end", qname, text, tail))
if self.level > 0:
self.level -= 1
return False
self.events.insert(
0, ("start", qname, copy.deepcopy(self.attrs), self.ns_map))
obj = None
max_score = -1.0
parent_namespace = target_uri(qname)
for clazz in self.var.types:
if is_dataclass(clazz):
self.context.build(clazz, parent_ns=parent_namespace)
candidate = self.parse_class(clazz)
else:
candidate = self.parse_value(text, [clazz])
score = ParserUtils.score_object(candidate)
if score > max_score:
max_score = score
obj = candidate
if obj:
objects.append((self.var.qname, obj))
return True
raise ParserError(f"Failed to parse union node: {self.var.qname}")
def bind_dataclass_union(self, value: Dict, var: XmlVar) -> Any:
"""Bind data to all possible models and return the best candidate."""
obj = None
max_score = -1.0
for clazz in var.types:
candidate = self.bind_dataclass(value, clazz)
score = ParserUtils.score_object(candidate)
if score > max_score:
max_score = score
obj = candidate
return obj
def bind(self, qname: str, text: NoneStr, tail: NoneStr, objects: List) -> bool:
self.events.append(("end", qname, text, tail))
if self.level > 0:
self.level -= 1
return False
self.events.insert(0, ("start", qname, copy.deepcopy(self.attrs), self.ns_map))
obj = None
max_score = -1.0
for clazz in self.var.types:
candidate = self.parse_class(clazz)
score = ParserUtils.score_object(candidate)
if score > max_score:
max_score = score
obj = candidate
if obj:
objects.append((self.var.qname, obj))
return True
raise ParserError(f"Failed to parse union node: {self.var.qname}")
