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revert adding props to fields

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This commit is contained in:
collerek
2020-12-03 16:39:14 +01:00
parent b838fa1edf
commit 3b164c76de
5 changed files with 121 additions and 106 deletions
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85
ormar/models/metaclass.py
View File

@ -1,3 +1,4 @@
import inspect
import logging
import warnings
from typing import Any, Dict, List, Optional, TYPE_CHECKING, Tuple, Type, Union
@ -47,7 +48,7 @@ def register_relation_on_build(table_name: str, field: Type[ForeignKeyField]) ->
def register_many_to_many_relation_on_build(
table_name: str, field: Type[ManyToManyField]
table_name: str, field: Type[ManyToManyField]
) -> None:
alias_manager.add_relation_type(field.through.Meta.tablename, table_name)
alias_manager.add_relation_type(
@ -56,11 +57,11 @@ def register_many_to_many_relation_on_build(
def reverse_field_not_already_registered(
child: Type["Model"], child_model_name: str, parent_model: Type["Model"]
child: Type["Model"], child_model_name: str, parent_model: Type["Model"]
) -> bool:
return (
child_model_name not in parent_model.__fields__
and child.get_name() not in parent_model.__fields__
child_model_name not in parent_model.__fields__
and child.get_name() not in parent_model.__fields__
)
@ -71,7 +72,7 @@ def expand_reverse_relationships(model: Type["Model"]) -> None:
parent_model = model_field.to
child = model
if reverse_field_not_already_registered(
child, child_model_name, parent_model
child, child_model_name, parent_model
):
register_reverse_model_fields(
parent_model, child, child_model_name, model_field
@ -79,10 +80,10 @@ def expand_reverse_relationships(model: Type["Model"]) -> None:
def register_reverse_model_fields(
model: Type["Model"],
child: Type["Model"],
child_model_name: str,
model_field: Type["ForeignKeyField"],
model: Type["Model"],
child: Type["Model"],
child_model_name: str,
model_field: Type["ForeignKeyField"],
) -> None:
if issubclass(model_field, ManyToManyField):
model.Meta.model_fields[child_model_name] = ManyToMany(
@ -97,7 +98,7 @@ def register_reverse_model_fields(
def adjust_through_many_to_many_model(
model: Type["Model"], child: Type["Model"], model_field: Type[ManyToManyField]
model: Type["Model"], child: Type["Model"], model_field: Type[ManyToManyField]
) -> None:
model_field.through.Meta.model_fields[model.get_name()] = ForeignKey(
model, real_name=model.get_name(), ondelete="CASCADE"
@ -114,7 +115,7 @@ def adjust_through_many_to_many_model(
def create_pydantic_field(
field_name: str, model: Type["Model"], model_field: Type[ManyToManyField]
field_name: str, model: Type["Model"], model_field: Type[ManyToManyField]
) -> None:
model_field.through.__fields__[field_name] = ModelField(
name=field_name,
@ -136,7 +137,7 @@ def get_pydantic_field(field_name: str, model: Type["Model"]) -> "ModelField":
def create_and_append_m2m_fk(
model: Type["Model"], model_field: Type[ManyToManyField]
model: Type["Model"], model_field: Type[ManyToManyField]
) -> None:
column = sqlalchemy.Column(
model.get_name(),
@ -152,7 +153,7 @@ def create_and_append_m2m_fk(
def check_pk_column_validity(
field_name: str, field: BaseField, pkname: Optional[str]
field_name: str, field: BaseField, pkname: Optional[str]
) -> Optional[str]:
if pkname is not None:
raise ModelDefinitionError("Only one primary key column is allowed.")
@ -162,7 +163,7 @@ def check_pk_column_validity(
def sqlalchemy_columns_from_model_fields(
model_fields: Dict, table_name: str
model_fields: Dict, table_name: str
) -> Tuple[Optional[str], List[sqlalchemy.Column]]:
columns = []
pkname = None
@ -176,9 +177,9 @@ def sqlalchemy_columns_from_model_fields(
if field.primary_key:
pkname = check_pk_column_validity(field_name, field, pkname)
if (
not field.pydantic_only
and not field.virtual
and not issubclass(field, ManyToManyField)
not field.pydantic_only
and not field.virtual
and not issubclass(field, ManyToManyField)
):
columns.append(field.get_column(field.get_alias()))
register_relation_in_alias_manager(table_name, field)
@ -186,7 +187,7 @@ def sqlalchemy_columns_from_model_fields(
def register_relation_in_alias_manager(
table_name: str, field: Type[ForeignKeyField]
table_name: str, field: Type[ForeignKeyField]
) -> None:
if issubclass(field, ManyToManyField):
register_many_to_many_relation_on_build(table_name, field)
@ -195,7 +196,7 @@ def register_relation_in_alias_manager(
def populate_default_pydantic_field_value(
ormar_field: Type[BaseField], field_name: str, attrs: dict
ormar_field: Type[BaseField], field_name: str, attrs: dict
) -> dict:
curr_def_value = attrs.get(field_name, ormar.Undefined)
if lenient_issubclass(curr_def_value, ormar.fields.BaseField):
@ -242,7 +243,7 @@ def extract_annotations_and_default_vals(attrs: dict) -> Tuple[Dict, Dict]:
def populate_meta_tablename_columns_and_pk(
name: str, new_model: Type["Model"]
name: str, new_model: Type["Model"]
) -> Type["Model"]:
tablename = name.lower() + "s"
new_model.Meta.tablename = (
@ -268,7 +269,7 @@ def populate_meta_tablename_columns_and_pk(
def populate_meta_sqlalchemy_table_if_required(
new_model: Type["Model"],
new_model: Type["Model"],
) -> Type["Model"]:
if not hasattr(new_model.Meta, "table"):
new_model.Meta.table = sqlalchemy.Table(
@ -320,7 +321,7 @@ def populate_choices_validators(model: Type["Model"]) -> None: # noqa CCR001
def populate_default_options_values(
new_model: Type["Model"], model_fields: Dict
new_model: Type["Model"], model_fields: Dict
) -> None:
if not hasattr(new_model.Meta, "constraints"):
new_model.Meta.constraints = []
@ -335,10 +336,9 @@ def populate_default_options_values(
def add_cached_properties(new_model: Type["Model"]) -> None:
new_model._props = {
prop
for prop in vars(new_model)
if isinstance(getattr(new_model, prop), property)
and prop not in ("__values__", "__fields__", "fields", "pk_column", "saved")
prop[0]
for prop in inspect.getmembers(new_model, lambda o: isinstance(o, property))
if prop[0] not in ("__values__", "__fields__", "fields", "pk_column", "saved")
}
new_model._quick_access_fields = quick_access_set
new_model._related_names = None
@ -346,24 +346,27 @@ def add_cached_properties(new_model: Type["Model"]) -> None:
def add_property_fields(new_model: Type["Model"]) -> None:
if new_model.Meta.include_props_in_fields:
for prop in new_model._props:
field_type = getattr(new_model, prop).fget.__annotations__.get("return")
new_model.Meta.model_fields[prop] = ModelFieldFactory( # type: ignore
nullable=True, pydantic_only=True
)
new_model.__fields__[prop] = ModelField(
name=prop,
type_=Optional[field_type] if field_type is not None else Any, # type: ignore
model_config=new_model.__config__,
required=False,
class_validators={},
)
pass
# if new_model.Meta.include_props_in_fields:
# for prop in new_model._props:
# field_type = getattr(new_model, prop).fget.__annotations__.get("return")
# new_model.Meta.model_fields[prop] = ModelFieldFactory( # type: ignore
# nullable=True, pydantic_only=True
# )
# new_model.__fields__[prop] = ModelField(
# name=prop,
# type_=Optional[field_type] if field_type is not None else Any, # type: ignore
# model_config=new_model.__config__,
# required=False,
# class_validators={},
# )
class ModelMetaclass(pydantic.main.ModelMetaclass):
def __new__( # type: ignore
mcs: "ModelMetaclass", name: str, bases: Any, attrs: dict
mcs: "ModelMetaclass", name: str, bases: Any, attrs: dict
) -> "ModelMetaclass":
attrs["Config"] = get_pydantic_base_orm_config()
attrs["__name__"] = name
@ -371,6 +374,7 @@ class ModelMetaclass(pydantic.main.ModelMetaclass):
new_model = super().__new__( # type: ignore
mcs, name, bases, attrs
)
add_cached_properties(new_model)
if hasattr(new_model, "Meta"):
populate_default_options_values(new_model, model_fields)
@ -387,7 +391,6 @@ class ModelMetaclass(pydantic.main.ModelMetaclass):
)
new_model.Meta.alias_manager = alias_manager
new_model.objects = QuerySet(new_model)
add_cached_properties(new_model)
add_property_fields(new_model)
return new_model

7
ormar/models/modelproxy.py
View File

@ -20,7 +20,6 @@ from typing import (
from ormar.exceptions import ModelPersistenceError, RelationshipInstanceError
from ormar.queryset.utils import translate_list_to_dict, update
import ormar # noqa: I100
from ormar.fields import BaseField
from ormar.fields.foreign_key import ForeignKeyField
@ -46,13 +45,11 @@ class ModelTableProxy:
pk: Any
get_name: Callable
_props: Set
def dict(self): # noqa A003
raise NotImplementedError # pragma no cover
dict: Callable
def _extract_own_model_fields(self) -> Dict:
related_names = self.extract_related_names()
self_fields = {k: v for k, v in self.dict().items() if k not in related_names}
self_fields = self.dict(exclude=related_names)
return self_fields
@classmethod

63
ormar/models/newbasemodel.py
View File

@ -1,3 +1,4 @@
import inspect
import json
import uuid
from typing import (
@ -74,7 +75,7 @@ class NewBaseModel(
# noinspection PyMissingConstructor
def __init__(self, *args: Any, **kwargs: Any) -> None: # type: ignore
caller_name = inspect.currentframe().f_back.f_code.co_name
object.__setattr__(self, "_orm_id", uuid.uuid4().hex)
object.__setattr__(self, "_orm_saved", False)
object.__setattr__(
@ -96,6 +97,8 @@ class NewBaseModel(
if "pk" in kwargs:
kwargs[self.Meta.pkname] = kwargs.pop("pk")
# build the models to set them and validate but don't register
if self.Meta.include_props_in_dict:
kwargs = {k: v for k, v in kwargs.items() if k not in object.__getattribute__(self, '_props')}
try:
new_kwargs: Dict[str, Any] = {
k: self._convert_json(
@ -174,7 +177,7 @@ class NewBaseModel(
return object.__getattribute__(self, item) # pragma: no cover
def _extract_related_model_instead_of_field(
self, item: str
self, item: str
) -> Optional[Union["T", Sequence["T"]]]:
if item in self._orm:
return self._orm.get(item)
@ -187,9 +190,9 @@ class NewBaseModel(
def __same__(self, other: "NewBaseModel") -> bool:
return (
self._orm_id == other._orm_id
or (self.pk == other.pk and self.pk is not None)
or self.dict() == other.dict()
self._orm_id == other._orm_id
or (self.pk == other.pk and self.pk is not None)
or self.dict() == other.dict()
)
@classmethod
@ -223,7 +226,7 @@ class NewBaseModel(
@classmethod
def get_properties(
cls, include: Union[Set, Dict, None], exclude: Union[Set, Dict, None]
cls, include: Union[Set, Dict, None], exclude: Union[Set, Dict, None]
) -> Set[str]:
props = cls._props
@ -234,7 +237,7 @@ class NewBaseModel(
return props
def _get_related_not_excluded_fields(
self, include: Optional[Dict], exclude: Optional[Dict],
self, include: Optional[Dict], exclude: Optional[Dict],
) -> List:
fields = [field for field in self.extract_related_names()]
if include:
@ -249,15 +252,15 @@ class NewBaseModel(
@staticmethod
def _extract_nested_models_from_list(
models: MutableSequence,
include: Union[Set, Dict, None],
exclude: Union[Set, Dict, None],
models: MutableSequence,
include: Union[Set, Dict, None],
exclude: Union[Set, Dict, None],
) -> List:
result = []
for model in models:
try:
result.append(
model.dict(nested=True, include=include, exclude=exclude,)
model.dict(nested=True, include=include, exclude=exclude, )
)
except ReferenceError: # pragma no cover
continue
@ -265,17 +268,17 @@ class NewBaseModel(
@staticmethod
def _skip_ellipsis(
items: Union[Set, Dict, None], key: str
items: Union[Set, Dict, None], key: str
) -> Union[Set, Dict, None]:
result = Excludable.get_child(items, key)
return result if result is not Ellipsis else None
def _extract_nested_models( # noqa: CCR001
self,
nested: bool,
dict_instance: Dict,
include: Optional[Dict],
exclude: Optional[Dict],
self,
nested: bool,
dict_instance: Dict,
include: Optional[Dict],
exclude: Optional[Dict],
) -> Dict:
fields = self._get_related_not_excluded_fields(include=include, exclude=exclude)
@ -301,17 +304,19 @@ class NewBaseModel(
return dict_instance
def dict( # type: ignore # noqa A003
self,
*,
include: Union[Set, Dict] = None,
exclude: Union[Set, Dict] = None,
by_alias: bool = False,
skip_defaults: bool = None,
exclude_unset: bool = False,
exclude_defaults: bool = False,
exclude_none: bool = False,
nested: bool = False,
self,
*,
include: Union[Set, Dict] = None,
exclude: Union[Set, Dict] = None,
by_alias: bool = False,
skip_defaults: bool = None,
exclude_unset: bool = False,
exclude_defaults: bool = False,
exclude_none: bool = False,
nested: bool = False,
) -> "DictStrAny": # noqa: A003'
# callable_name = inspect.currentframe().f_back.f_code.co_name
# print('dict', callable_name)
dict_instance = super().dict(
include=include,
exclude=self._update_excluded_with_related_not_required(exclude, nested),
@ -367,6 +372,6 @@ class NewBaseModel(
def _is_conversion_to_json_needed(self, column_name: str) -> bool:
return (
column_name in self.Meta.model_fields
and self.Meta.model_fields[column_name].__type__ == pydantic.Json
column_name in self.Meta.model_fields
and self.Meta.model_fields[column_name].__type__ == pydantic.Json
)