mirror of
https://github.com/davidhalter/django-stubs.git
synced 2025-12-07 20:54:29 +08:00
remove old semanal plugin data
This commit is contained in:
Maxim Kurnikov
@@ -1,313 +0,0 @@
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import os
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from functools import partial
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from typing import Callable, Dict, List, Optional, Tuple, cast
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import toml
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from mypy.nodes import MypyFile, NameExpr, TypeInfo
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from mypy.options import Options
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from mypy.plugin import (
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AnalyzeTypeContext, AttributeContext, ClassDefContext, FunctionContext, MethodContext, Plugin,
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)
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from mypy.types import AnyType, Instance, Type, TypeOfAny
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from mypy_django_plugin.lib import metadata, fullnames, helpers
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from mypy_django_plugin.lib.config import Config, extract_app_model_aliases
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from mypy_django_plugin.transformers import fields, init_create
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from mypy_django_plugin.transformers.forms import (
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extract_proper_type_for_get_form, extract_proper_type_for_get_form_class, make_meta_nested_class_inherit_from_any,
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)
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from mypy_django_plugin.transformers.migrations import (
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determine_model_cls_from_string_for_migrations,
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)
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from mypy_django_plugin.transformers.models import process_model_class
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from mypy_django_plugin.transformers.queryset import (
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extract_proper_type_for_queryset_values, extract_proper_type_queryset_values_list,
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set_first_generic_param_as_default_for_second,
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)
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from mypy_django_plugin.transformers.related import (
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determine_type_of_related_manager, extract_and_return_primary_key_of_bound_related_field_parameter,
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)
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from mypy_django_plugin.transformers.settings import (
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get_type_of_setting, return_user_model_hook,
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)
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def transform_model_class(ctx: ClassDefContext,
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ignore_missing_model_attributes: bool,
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app_models_mapping: Optional[Dict[str, str]]) -> None:
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try:
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sym = ctx.api.lookup_fully_qualified(fullnames.MODEL_CLASS_FULLNAME)
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except KeyError:
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# models.Model is not loaded, skip metadata model write
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pass
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else:
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if sym is not None and isinstance(sym.node, TypeInfo):
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metadata.get_django_metadata(sym.node)['model_bases'][ctx.cls.fullname] = 1
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process_model_class(ctx, ignore_missing_model_attributes, app_models_mapping)
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def transform_manager_class(ctx: ClassDefContext) -> None:
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sym = ctx.api.lookup_fully_qualified_or_none(fullnames.MANAGER_CLASS_FULLNAME)
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if sym is not None and isinstance(sym.node, TypeInfo):
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metadata.get_django_metadata(sym.node)['manager_bases'][ctx.cls.fullname] = 1
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def transform_form_class(ctx: ClassDefContext) -> None:
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sym = ctx.api.lookup_fully_qualified_or_none(fullnames.BASEFORM_CLASS_FULLNAME)
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if sym is not None and isinstance(sym.node, TypeInfo):
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metadata.get_django_metadata(sym.node)['baseform_bases'][ctx.cls.fullname] = 1
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make_meta_nested_class_inherit_from_any(ctx)
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def determine_proper_manager_type(ctx: FunctionContext) -> Type:
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from mypy.checker import TypeChecker
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api = cast(TypeChecker, ctx.api)
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ret = ctx.default_return_type
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if not api.tscope.classes:
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# not in class
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return ret
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outer_model_info = api.tscope.classes[0]
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if not outer_model_info.has_base(fullnames.MODEL_CLASS_FULLNAME):
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return ret
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if not isinstance(ret, Instance):
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return ret
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has_manager_base = False
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for i, base in enumerate(ret.type.bases):
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if base.type.fullname() in {fullnames.MANAGER_CLASS_FULLNAME,
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fullnames.RELATED_MANAGER_CLASS_FULLNAME,
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fullnames.BASE_MANAGER_CLASS_FULLNAME}:
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has_manager_base = True
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break
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if has_manager_base:
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# Fill in the manager's type argument from the outer model
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new_type_args = [Instance(outer_model_info, [])]
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return helpers.reparametrize_instance(ret, new_type_args)
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else:
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return ret
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def return_type_for_id_field(ctx: AttributeContext) -> Type:
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if not isinstance(ctx.type, Instance):
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return AnyType(TypeOfAny.from_error)
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model_info = ctx.type.type # type: TypeInfo
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primary_key_field_name = helpers.get_primary_key_field_name(model_info)
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if not primary_key_field_name:
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# no field with primary_key=True, just return id as int
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return ctx.api.named_generic_type('builtins.int', [])
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if primary_key_field_name != 'id':
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# there's field with primary_key=True, but it's name is not 'id', fail
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ctx.api.fail("Default primary key 'id' is not defined", ctx.context)
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return AnyType(TypeOfAny.from_error)
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primary_key_sym = model_info.get(primary_key_field_name)
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if primary_key_sym and isinstance(primary_key_sym.type, Instance):
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pass
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# try to parse field type out of primary key field
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field_type = helpers.extract_field_getter_type(primary_key_sym.type)
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if field_type:
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return field_type
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return primary_key_sym.type
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def transform_form_view(ctx: ClassDefContext) -> None:
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form_class_value = helpers.get_assignment_stmt_by_name(ctx.cls.info, 'form_class')
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if isinstance(form_class_value, NameExpr):
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metadata.get_django_metadata(ctx.cls.info)['form_class'] = form_class_value.fullname
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class DjangoPlugin(Plugin):
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def __init__(self, options: Options) -> None:
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super().__init__(options)
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django_plugin_config = None
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if os.path.exists('pyproject.toml'):
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with open('pyproject.toml', 'r') as f:
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pyproject_toml = toml.load(f)
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django_plugin_config = pyproject_toml.get('tool', {}).get('django-stubs')
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if django_plugin_config and 'django_settings_module' in django_plugin_config:
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self.app_models_mapping = extract_app_model_aliases(django_plugin_config['django_settings_module'])
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else:
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self.app_models_mapping = None
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config_fpath = os.environ.get('MYPY_DJANGO_CONFIG', 'mypy_django.ini')
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if config_fpath and os.path.exists(config_fpath):
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self.config = Config.from_config_file(config_fpath)
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self.django_settings_module = self.config.django_settings_module
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else:
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self.config = Config()
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self.django_settings_module = None
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if 'DJANGO_SETTINGS_MODULE' in os.environ:
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self.django_settings_module = os.environ['DJANGO_SETTINGS_MODULE']
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def _get_current_model_bases(self) -> Dict[str, int]:
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model_sym = self.lookup_fully_qualified(fullnames.MODEL_CLASS_FULLNAME)
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if model_sym is not None and isinstance(model_sym.node, TypeInfo):
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return (metadata.get_django_metadata(model_sym.node)
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.setdefault('model_bases', {fullnames.MODEL_CLASS_FULLNAME: 1}))
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else:
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return {}
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def _get_current_manager_bases(self) -> Dict[str, int]:
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model_sym = self.lookup_fully_qualified(fullnames.MANAGER_CLASS_FULLNAME)
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if model_sym is not None and isinstance(model_sym.node, TypeInfo):
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return (metadata.get_django_metadata(model_sym.node)
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.setdefault('manager_bases', {fullnames.MANAGER_CLASS_FULLNAME: 1}))
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else:
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return {}
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def _get_current_form_bases(self) -> Dict[str, int]:
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model_sym = self.lookup_fully_qualified(fullnames.BASEFORM_CLASS_FULLNAME)
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if model_sym is not None and isinstance(model_sym.node, TypeInfo):
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return (metadata.get_django_metadata(model_sym.node)
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.setdefault('baseform_bases', {fullnames.BASEFORM_CLASS_FULLNAME: 1,
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fullnames.FORM_CLASS_FULLNAME: 1,
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fullnames.MODELFORM_CLASS_FULLNAME: 1}))
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else:
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return {}
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def _get_current_queryset_bases(self) -> Dict[str, int]:
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model_sym = self.lookup_fully_qualified(fullnames.QUERYSET_CLASS_FULLNAME)
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if model_sym is not None and isinstance(model_sym.node, TypeInfo):
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return (metadata.get_django_metadata(model_sym.node)
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.setdefault('queryset_bases', {fullnames.QUERYSET_CLASS_FULLNAME: 1}))
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else:
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return {}
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def _get_settings_modules_in_order_of_priority(self) -> List[str]:
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settings_modules = []
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if self.django_settings_module:
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settings_modules.append(self.django_settings_module)
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settings_modules.append('django.conf.global_settings')
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return settings_modules
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def _get_typeinfo_or_none(self, class_name: str) -> Optional[TypeInfo]:
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sym = self.lookup_fully_qualified(class_name)
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if sym is not None and isinstance(sym.node, TypeInfo):
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return sym.node
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return None
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def get_additional_deps(self, file: MypyFile) -> List[Tuple[int, str, int]]:
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if file.fullname() == 'django.conf' and self.django_settings_module:
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return [(10, self.django_settings_module, -1)]
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if file.fullname() == 'django.db.models.query':
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return [(10, 'mypy_extensions', -1)]
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return []
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def get_function_hook(self, fullname: str
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) -> Optional[Callable[[FunctionContext], Type]]:
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# if fullname == 'django.contrib.auth.get_user_model':
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# return partial(return_user_model_hook,
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# settings_modules=self._get_settings_modules_in_order_of_priority())
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#
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manager_bases = self._get_current_manager_bases()
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if fullname in manager_bases:
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return determine_proper_manager_type
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info = self._get_typeinfo_or_none(fullname)
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if info:
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if info.has_base(fullnames.FIELD_FULLNAME):
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return fields.process_field_instantiation
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# if metadata.get_django_metadata(info).get('generated_init'):
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# return init_create.redefine_and_typecheck_model_init
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# def get_method_hook(self, fullname: str
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# ) -> Optional[Callable[[MethodContext], Type]]:
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# class_name, _, method_name = fullname.rpartition('.')
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#
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# if method_name == 'get_form_class':
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# info = self._get_typeinfo_or_none(class_name)
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# if info and info.has_base(fullnames.FORM_MIXIN_CLASS_FULLNAME):
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# return extract_proper_type_for_get_form_class
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#
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# if method_name == 'get_form':
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# info = self._get_typeinfo_or_none(class_name)
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# if info and info.has_base(fullnames.FORM_MIXIN_CLASS_FULLNAME):
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# return extract_proper_type_for_get_form
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#
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# if method_name == 'values':
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# model_info = self._get_typeinfo_or_none(class_name)
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# if model_info and model_info.has_base(fullnames.QUERYSET_CLASS_FULLNAME):
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# return extract_proper_type_for_queryset_values
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#
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# if method_name == 'values_list':
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# model_info = self._get_typeinfo_or_none(class_name)
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# if model_info and model_info.has_base(fullnames.QUERYSET_CLASS_FULLNAME):
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# return extract_proper_type_queryset_values_list
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#
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# if fullname in {'django.apps.registry.Apps.get_model',
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# 'django.db.migrations.state.StateApps.get_model'}:
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# return determine_model_cls_from_string_for_migrations
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#
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# manager_classes = self._get_current_manager_bases()
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# class_fullname, _, method_name = fullname.rpartition('.')
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# if class_fullname in manager_classes and method_name == 'create':
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# return init_create.redefine_and_typecheck_model_create
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def get_base_class_hook(self, fullname: str
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) -> Optional[Callable[[ClassDefContext], None]]:
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if fullname in self._get_current_model_bases():
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return partial(transform_model_class,
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ignore_missing_model_attributes=self.config.ignore_missing_model_attributes,
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app_models_mapping=self.app_models_mapping)
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if fullname in self._get_current_manager_bases():
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return transform_manager_class
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# if fullname in self._get_current_form_bases():
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# return transform_form_class
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# info = self._get_typeinfo_or_none(fullname)
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# if info and info.has_base(fullnames.FORM_MIXIN_CLASS_FULLNAME):
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# return transform_form_view
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return None
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def get_attribute_hook(self, fullname: str
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) -> Optional[Callable[[AttributeContext], Type]]:
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class_name, _, attr_name = fullname.rpartition('.')
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# if class_name == fullnames.DUMMY_SETTINGS_BASE_CLASS:
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# return partial(get_type_of_setting,
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# setting_name=attr_name,
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# settings_modules=self._get_settings_modules_in_order_of_priority(),
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# ignore_missing_settings=self.config.ignore_missing_settings)
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if class_name in self._get_current_model_bases():
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if attr_name == 'id':
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return return_type_for_id_field
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model_info = self._get_typeinfo_or_none(class_name)
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if model_info:
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related_managers = metadata.get_related_managers_metadata(model_info)
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if attr_name in related_managers:
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return partial(determine_type_of_related_manager,
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related_manager_name=attr_name)
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if attr_name.endswith('_id'):
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return extract_and_return_primary_key_of_bound_related_field_parameter
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def get_type_analyze_hook(self, fullname: str
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) -> Optional[Callable[[AnalyzeTypeContext], Type]]:
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queryset_bases = self._get_current_queryset_bases()
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if fullname in queryset_bases:
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return partial(set_first_generic_param_as_default_for_second, fullname)
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return None
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def plugin(version):
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return DjangoPlugin
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