def set(self, key_or_attrs, value=None, unset=False):
"""
在当前对象此字段上赋值
:param key_or_attrs: 字段名，或者一个包含 字段名 / 值的 dict
:type key_or_attrs: string_types or dict
:param value: 字段值
:param unset:
:return: 当前对象，供链式调用
"""
if isinstance(key_or_attrs, dict) and value is None:
attrs = key_or_attrs
keys = attrs.keys()
for k in keys:
if isinstance(attrs[k], LocalProxy):
attrs[k] = attrs[k]._get_current_object()
else:
key = key_or_attrs
if isinstance(value, LocalProxy):
value = value._get_current_object()
attrs = {key: utils.decode(key, value)}
if unset:
for k in attrs.keys():
attrs[k] = operation.Unset()
self.validate(attrs)
self._merge_metadata(attrs)
keys = list(attrs.keys())
for k in keys:
v = attrs[k]
# TODO: Relation
if not isinstance(v, operation.BaseOp):
v = operation.Set(v)
self._attributes[k] = v._apply(self._attributes.get(k), self, k)
if self._attributes[k] == operation._UNSET:
del self._attributes[k]
self._changes[k] = v._merge(self._changes.get(k))
return self
def set(self, key_or_attrs, value=None, unset=False):
"""
在当前对象此字段上赋值
:param key_or_attrs: 字段名，或者一个包含 字段名 / 值的 dict
:type key_or_attrs: basestring or dict
:param value: 字段值
:param unset:
:return: 当前对象，供链式调用
"""
if isinstance(key_or_attrs, dict) and value is None:
attrs = key_or_attrs
keys = attrs.keys()
for k in keys:
if isinstance(attrs[k], LocalProxy):
attrs[k] = attrs[k]._get_current_object()
else:
key = key_or_attrs
if isinstance(value, LocalProxy):
value = value._get_current_object()
attrs = {key: utils.decode(key, value)}
if unset:
for k in attrs.keys():
attrs[k] = operation.Unset()
self.validate(attrs)
self._merge_magic_field(attrs)
keys = attrs.keys()
for k in keys:
v = attrs[k]
# TODO: Relation
if not isinstance(v, operation.BaseOp):
v = operation.Set(v)
current_changes = self._op_set_queue[-1]
current_changes[k] = v._merge(current_changes.get(k))
self._rebuild_attribute(k)
return self
def test_unset(): # type: () -> None
s = operation.Unset()
assert s._apply(operation.Set(10)) == operation._UNSET
def test_set(): # type: () -> None
s = operation.Set(10)
assert s.value == 10
def test_unset():
s = operation.Unset()
assert s._apply(operation.Set(10)) == operation._UNSET
def test_set():
s = operation.Set(10)
assert s.value == 10