Merge pull request #26527 from asmorkalov:as/gapi_migration

Restore predefined G-API types in Python type stubs generator
This commit is contained in:
Alexander Smorkalov 2024-11-27 16:01:02 +03:00 committed by GitHub
commit e1ba8f2659
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3 changed files with 152 additions and 42 deletions

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@ -706,6 +706,10 @@ def _generate_typing_module(root: NamespaceNode, output_path: Path) -> None:
output_path (Path): Path to typing module directory, where __init__.pyi
will be written.
"""
def has_all_required_modules(type_node: TypeNode) -> bool:
return all(em in root.namespaces for em in node.required_modules)
def register_alias_links_from_aggregated_type(type_node: TypeNode) -> None:
assert isinstance(type_node, AggregatedTypeNode), \
f"Provided type node '{type_node.ctype_name}' is not an aggregated type"
@ -791,6 +795,10 @@ def _generate_typing_module(root: NamespaceNode, output_path: Path) -> None:
# Resolve each node and register aliases
TypeNode.compatible_to_runtime_usage = True
for node in PREDEFINED_TYPES.values():
# if node does not have at least one required module skip it
# e.g. GArgs requires G-API module, so if build without G-API GArgs is not included
if not has_all_required_modules(node):
continue
node.resolve(root)
if isinstance(node, AliasTypeNode):
register_alias(node)

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@ -1,6 +1,7 @@
from typing import Sequence, Generator, Tuple, Optional, Union
import weakref
import abc
from itertools import chain
from .node import ASTNode, ASTNodeType
@ -30,8 +31,9 @@ class TypeNode(abc.ABC):
"typing.Optional[Size]"
"""
def __init__(self, ctype_name: str) -> None:
def __init__(self, ctype_name: str, required_modules: Tuple[str, ...] = ()) -> None:
self.ctype_name = ctype_name
self._required_modules = required_modules
@abc.abstractproperty
def typename(self) -> str:
@ -113,6 +115,10 @@ class TypeNode(abc.ABC):
"""
yield from ()
@property
def required_modules(self) -> Tuple[str, ...]:
return self._required_modules
@property
def is_resolved(self) -> bool:
return True
@ -224,8 +230,9 @@ class AliasRefTypeNode(TypeNode):
```
"""
def __init__(self, alias_ctype_name: str,
alias_export_name: Optional[str] = None):
super().__init__(alias_ctype_name)
alias_export_name: Optional[str] = None,
required_modules: Tuple[str, ...] = ()):
super().__init__(alias_ctype_name, required_modules)
if alias_export_name is None:
self.alias_export_name = alias_ctype_name
else:
@ -258,8 +265,9 @@ class AliasTypeNode(TypeNode):
"""
def __init__(self, ctype_name: str, value: TypeNode,
export_name: Optional[str] = None,
doc: Optional[str] = None) -> None:
super().__init__(ctype_name)
doc: Optional[str] = None,
required_modules: Tuple[str, ...] = ()) -> None:
super().__init__(ctype_name, required_modules)
self.value = value
self._export_name = export_name
self.doc = doc
@ -298,20 +306,21 @@ class AliasTypeNode(TypeNode):
@classmethod
def int_(cls, ctype_name: str, export_name: Optional[str] = None,
doc: Optional[str] = None):
return cls(ctype_name, PrimitiveTypeNode.int_(), export_name, doc)
doc: Optional[str] = None, required_modules: Tuple[str, ...] = ()):
return cls(ctype_name, PrimitiveTypeNode.int_(), export_name, doc, required_modules)
@classmethod
def float_(cls, ctype_name: str, export_name: Optional[str] = None,
doc: Optional[str] = None):
return cls(ctype_name, PrimitiveTypeNode.float_(), export_name, doc)
doc: Optional[str] = None, required_modules: Tuple[str, ...] = ()):
return cls(ctype_name, PrimitiveTypeNode.float_(), export_name, doc, required_modules)
@classmethod
def array_ref_(cls, ctype_name: str, array_ref_name: str,
shape: Optional[Tuple[int, ...]],
dtype: Optional[str] = None,
export_name: Optional[str] = None,
doc: Optional[str] = None):
doc: Optional[str] = None,
required_modules: Tuple[str, ...] = ()):
"""Create alias to array reference alias `array_ref_name`.
This is required to preserve backward compatibility with Python < 3.9
@ -332,65 +341,74 @@ class AliasTypeNode(TypeNode):
else:
doc += f". NDArray(shape={shape}, dtype={dtype})"
return cls(ctype_name, AliasRefTypeNode(array_ref_name),
export_name, doc)
export_name, doc, required_modules)
@classmethod
def union_(cls, ctype_name: str, items: Tuple[TypeNode, ...],
export_name: Optional[str] = None,
doc: Optional[str] = None):
doc: Optional[str] = None,
required_modules: Tuple[str, ...] = ()):
return cls(ctype_name, UnionTypeNode(ctype_name, items),
export_name, doc)
export_name, doc, required_modules)
@classmethod
def optional_(cls, ctype_name: str, item: TypeNode,
export_name: Optional[str] = None,
doc: Optional[str] = None):
return cls(ctype_name, OptionalTypeNode(item), export_name, doc)
doc: Optional[str] = None,
required_modules: Tuple[str, ...] = ()):
return cls(ctype_name, OptionalTypeNode(item), export_name, doc, required_modules)
@classmethod
def sequence_(cls, ctype_name: str, item: TypeNode,
export_name: Optional[str] = None,
doc: Optional[str] = None):
doc: Optional[str] = None,
required_modules: Tuple[str, ...] = ()):
return cls(ctype_name, SequenceTypeNode(ctype_name, item),
export_name, doc)
export_name, doc, required_modules)
@classmethod
def tuple_(cls, ctype_name: str, items: Tuple[TypeNode, ...],
export_name: Optional[str] = None,
doc: Optional[str] = None):
doc: Optional[str] = None,
required_modules: Tuple[str, ...] = ()):
return cls(ctype_name, TupleTypeNode(ctype_name, items),
export_name, doc)
export_name, doc, required_modules)
@classmethod
def class_(cls, ctype_name: str, class_name: str,
export_name: Optional[str] = None,
doc: Optional[str] = None):
doc: Optional[str] = None,
required_modules: Tuple[str, ...] = ()):
return cls(ctype_name, ASTNodeTypeNode(class_name),
export_name, doc)
export_name, doc, required_modules)
@classmethod
def callable_(cls, ctype_name: str,
arg_types: Union[TypeNode, Sequence[TypeNode]],
ret_type: TypeNode = NoneTypeNode("void"),
export_name: Optional[str] = None,
doc: Optional[str] = None):
doc: Optional[str] = None,
required_modules: Tuple[str, ...] = ()):
return cls(ctype_name,
CallableTypeNode(ctype_name, arg_types, ret_type),
export_name, doc)
export_name, doc, required_modules)
@classmethod
def ref_(cls, ctype_name: str, alias_ctype_name: str,
alias_export_name: Optional[str] = None,
export_name: Optional[str] = None, doc: Optional[str] = None):
export_name: Optional[str] = None,
doc: Optional[str] = None,
required_modules: Tuple[str, ...] = ()):
return cls(ctype_name,
AliasRefTypeNode(alias_ctype_name, alias_export_name),
export_name, doc)
export_name, doc, required_modules)
@classmethod
def dict_(cls, ctype_name: str, key_type: TypeNode, value_type: TypeNode,
export_name: Optional[str] = None, doc: Optional[str] = None):
export_name: Optional[str] = None, doc: Optional[str] = None,
required_modules: Tuple[str, ...] = ()):
return cls(ctype_name, DictTypeNode(ctype_name, key_type, value_type),
export_name, doc)
export_name, doc, required_modules)
class ConditionalAliasTypeNode(TypeNode):
@ -451,6 +469,11 @@ class ConditionalAliasTypeNode(TypeNode):
def required_usage_imports(self) -> Generator[str, None, None]:
yield "import cv2.typing"
@property
def required_modules(self) -> Tuple[str, ...]:
return (*self.positive_branch_type.required_modules,
*self.negative_branch_type.required_modules)
@property
def is_resolved(self) -> bool:
return self.positive_branch_type.is_resolved \
@ -519,8 +542,9 @@ class ASTNodeTypeNode(TypeNode):
too expensive and error prone.
"""
def __init__(self, ctype_name: str, typename: Optional[str] = None,
module_name: Optional[str] = None) -> None:
super().__init__(ctype_name)
module_name: Optional[str] = None,
required_modules: Tuple[str, ...] = ()) -> None:
super().__init__(ctype_name, required_modules)
self._typename = typename if typename is not None else ctype_name
self._module_name = module_name
self._ast_node: Optional[weakref.ProxyType[ASTNode]] = None
@ -607,14 +631,20 @@ class ASTNodeTypeNode(TypeNode):
class AggregatedTypeNode(TypeNode):
"""Base type node for type nodes representing an aggregation of another
type nodes e.g. tuple, sequence or callable."""
def __init__(self, ctype_name: str, items: Sequence[TypeNode]) -> None:
super().__init__(ctype_name)
def __init__(self, ctype_name: str, items: Sequence[TypeNode],
required_modules: Tuple[str, ...] = ()) -> None:
super().__init__(ctype_name, required_modules)
self.items = list(items)
@property
def is_resolved(self) -> bool:
return all(item.is_resolved for item in self.items)
@property
def required_modules(self) -> Tuple[str, ...]:
return (*chain.from_iterable(item.required_modules for item in self.items),
*self._required_modules)
def resolve(self, root: ASTNode) -> None:
errors = []
for item in filter(lambda item: not item.is_resolved, self):
@ -690,8 +720,9 @@ class SequenceTypeNode(ContainerTypeNode):
"""Type node representing a homogeneous collection of elements with
possible unknown length.
"""
def __init__(self, ctype_name: str, item: TypeNode) -> None:
super().__init__(ctype_name, (item, ))
def __init__(self, ctype_name: str, item: TypeNode,
required_modules: Tuple[str, ...] = ()) -> None:
super().__init__(ctype_name, (item, ), required_modules)
@property
def type_format(self) -> str:
@ -737,8 +768,9 @@ class OptionalTypeNode(ContainerTypeNode):
"""Type node representing optional type which is effectively is a union
of value type node and None.
"""
def __init__(self, value: TypeNode) -> None:
super().__init__(value.ctype_name, (value,))
def __init__(self, value: TypeNode,
required_modules: Tuple[str, ...] = ()) -> None:
super().__init__(value.ctype_name, (value,), required_modules)
@property
def type_format(self) -> str:
@ -755,8 +787,9 @@ class DictTypeNode(ContainerTypeNode):
"""Type node representing a homogeneous key-value mapping.
"""
def __init__(self, ctype_name: str, key_type: TypeNode,
value_type: TypeNode) -> None:
super().__init__(ctype_name, (key_type, value_type))
value_type: TypeNode,
required_modules: Tuple[str, ...] = ()) -> None:
super().__init__(ctype_name, (key_type, value_type), required_modules)
@property
def key_type(self) -> TypeNode:
@ -794,11 +827,12 @@ class CallableTypeNode(AggregatedTypeNode):
"""
def __init__(self, ctype_name: str,
arg_types: Union[TypeNode, Sequence[TypeNode]],
ret_type: TypeNode = NoneTypeNode("void")) -> None:
ret_type: TypeNode = NoneTypeNode("void"),
required_modules: Tuple[str, ...] = ()) -> None:
if isinstance(arg_types, TypeNode):
super().__init__(ctype_name, (arg_types, ret_type))
super().__init__(ctype_name, (arg_types, ret_type), required_modules)
else:
super().__init__(ctype_name, (*arg_types, ret_type))
super().__init__(ctype_name, (*arg_types, ret_type), required_modules)
@property
def arg_types(self) -> Sequence[TypeNode]:
@ -842,8 +876,9 @@ class CallableTypeNode(AggregatedTypeNode):
class ClassTypeNode(ContainerTypeNode):
"""Type node representing types themselves (refer to typing.Type)
"""
def __init__(self, value: TypeNode) -> None:
super().__init__(value.ctype_name, (value,))
def __init__(self, value: TypeNode,
required_modules: Tuple[str, ...] = ()) -> None:
super().__init__(value.ctype_name, (value,), required_modules)
@property
def type_format(self) -> str:

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@ -174,6 +174,73 @@ _PREDEFINED_TYPES = (
SequenceTypeNode("map_string_and_vector_float::value", PrimitiveTypeNode.float_())),
AliasTypeNode.dict_("map_int_and_double", PrimitiveTypeNode.int_("map_int_and_double::key"),
PrimitiveTypeNode.float_("map_int_and_double::value")),
# G-API from opencv_contrib
AliasTypeNode.union_("GProtoArg",
items=(AliasRefTypeNode("Scalar"),
ASTNodeTypeNode("GMat"),
ASTNodeTypeNode("GOpaqueT"),
ASTNodeTypeNode("GArrayT")),
required_modules=("gapi",)),
SequenceTypeNode("GProtoArgs", AliasRefTypeNode("GProtoArg"), required_modules=("gapi",)),
AliasTypeNode.sequence_("GProtoInputArgs", AliasRefTypeNode("GProtoArg"), required_modules=("gapi",)),
AliasTypeNode.sequence_("GProtoOutputArgs", AliasRefTypeNode("GProtoArg"), required_modules=("gapi",)),
AliasTypeNode.union_(
"GRunArg",
items=(AliasRefTypeNode("Mat", "MatLike"),
AliasRefTypeNode("Scalar"),
ASTNodeTypeNode("GOpaqueT"),
ASTNodeTypeNode("GArrayT"),
SequenceTypeNode("GRunArg", AnyTypeNode("GRunArg")),
NoneTypeNode("GRunArg")),
required_modules=("gapi",)
),
AliasTypeNode.optional_("GOptRunArg", AliasRefTypeNode("GRunArg"), required_modules=("gapi",)),
AliasTypeNode.union_("GMetaArg",
items=(ASTNodeTypeNode("GMat"),
AliasRefTypeNode("Scalar"),
ASTNodeTypeNode("GOpaqueT"),
ASTNodeTypeNode("GArrayT")),
required_modules=("gapi",)),
AliasTypeNode.union_("Prim",
items=(ASTNodeTypeNode("gapi.wip.draw.Text"),
ASTNodeTypeNode("gapi.wip.draw.Circle"),
ASTNodeTypeNode("gapi.wip.draw.Image"),
ASTNodeTypeNode("gapi.wip.draw.Line"),
ASTNodeTypeNode("gapi.wip.draw.Rect"),
ASTNodeTypeNode("gapi.wip.draw.Mosaic"),
ASTNodeTypeNode("gapi.wip.draw.Poly")),
required_modules=("gapi",)),
SequenceTypeNode("Prims", AliasRefTypeNode("Prim"), required_modules=("gapi",)),
TupleTypeNode("GMat2", items=(ASTNodeTypeNode("GMat"),
ASTNodeTypeNode("GMat")), required_modules=("gapi",)),
ASTNodeTypeNode("GOpaque", "GOpaqueT", required_modules=("gapi",)),
ASTNodeTypeNode("GArray", "GArrayT", required_modules=("gapi",)),
AliasTypeNode.union_("GTypeInfo",
items=(ASTNodeTypeNode("GMat"),
AliasRefTypeNode("Scalar"),
ASTNodeTypeNode("GOpaqueT"),
ASTNodeTypeNode("GArrayT")),
required_modules=("gapi",)),
SequenceTypeNode("GCompileArgs", ASTNodeTypeNode("GCompileArg"), required_modules=("gapi",)),
SequenceTypeNode("GTypesInfo", AliasRefTypeNode("GTypeInfo"), required_modules=("gapi",)),
SequenceTypeNode("GRunArgs", AliasRefTypeNode("GRunArg"), required_modules=("gapi",)),
SequenceTypeNode("GMetaArgs", AliasRefTypeNode("GMetaArg"), required_modules=("gapi",)),
SequenceTypeNode("GOptRunArgs", AliasRefTypeNode("GOptRunArg"), required_modules=("gapi",)),
AliasTypeNode.callable_(
"detail_ExtractArgsCallback",
arg_types=SequenceTypeNode("GTypesInfo", AliasRefTypeNode("GTypeInfo")),
ret_type=SequenceTypeNode("GRunArgs", AliasRefTypeNode("GRunArg")),
export_name="ExtractArgsCallback",
required_modules=("gapi",)
),
AliasTypeNode.callable_(
"detail_ExtractMetaCallback",
arg_types=SequenceTypeNode("GTypesInfo", AliasRefTypeNode("GTypeInfo")),
ret_type=SequenceTypeNode("GMetaArgs", AliasRefTypeNode("GMetaArg")),
export_name="ExtractMetaCallback",
required_modules=("gapi",)
),
)
PREDEFINED_TYPES = dict(