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Giacomo Vercesi 942cf50735 python: create python wheels
Package revng's python code in two wheels: `revng` and `revng_internal`.
The revng wheel contains the
`revng.{pipeline_description,model,tupletree}` modules, while the
`revng_internal` one everything under `revng.internal`.
2023-12-12 14:52:22 +01:00

107 lines
3.6 KiB
Python

#
# This file is distributed under the MIT License. See LICENSE.md for details.
#
from collections.abc import Sequence
from typing import Any, Generator, List, Optional
from ._capi import _api, ffi
from .utils import convert_buffer, make_c_string, make_python_string
class Target:
def __init__(self, target, container):
self._target = target
self._container = container
@staticmethod
def create(_kind, container: str, path_components: List[str]) -> Optional["Target"]:
_path_components = [make_c_string(c) for c in path_components]
_target = _api.rp_target_create(
_kind,
len(_path_components),
_path_components,
)
return Target(_target, container) if _target != ffi.NULL else None
@property
def kind(self) -> str | None:
_kind_name = _api.rp_target_get_kind(self._target)
return make_python_string(_kind_name) if _kind_name != ffi.NULL else None
@property
def is_ready(self) -> bool:
return bool(_api.rp_target_is_ready(self._target, self._container))
@property
def path_components_count(self) -> int:
return _api.rp_target_path_components_count(self._target)
def _get_path_component(self, idx: int) -> str:
path_component = _api.rp_target_get_path_component(self._target, idx)
return make_python_string(path_component)
def path_components(self) -> Generator[str, None, None]:
for idx in range(self.path_components_count):
yield self._get_path_component(idx)
def joined_path(self):
return "/".join(self.path_components())
def serialize(self) -> str:
_serialized = _api.rp_target_create_serialized_string(self._target)
return make_python_string(_serialized)
def extract(self) -> str | bytes | None:
_buffer = _api.rp_container_extract_one(self._container, self._target)
if _buffer == ffi.NULL:
return None
size = _api.rp_buffer_size(_buffer)
data = _api.rp_buffer_data(_buffer)
_mime = _api.rp_container_get_mime(self._container)
return convert_buffer(data, size, make_python_string(_mime))
def as_dict(self):
return {
"serialized": self.serialize(),
"pathComponents": list(self.path_components()),
"kind": self.kind,
"ready": self.is_ready,
}
class TargetsList(Sequence):
def __init__(self, targets_list, container):
self._targets_list = targets_list
self._container = container
def _get_target(self, idx: int) -> Optional[Target]:
_target = _api.rp_targets_list_get_target(self._targets_list, idx)
return Target(_target, self._container) if _target != ffi.NULL else None
def __len__(self) -> int:
return _api.rp_targets_list_targets_count(self._targets_list)
def __getitem__(self, idx: int | slice):
if isinstance(idx, int):
if idx < len(self):
return self._get_target(idx)
else:
raise IndexError("list index out of range")
elif isinstance(idx, slice):
return [self[i] for i in range(*idx.indices(len(self)))]
else:
raise TypeError("Invalid index type")
class ContainerToTargetsMap:
def __init__(self, _map: Any | None = None):
if _map is None:
self._map = _api.rp_container_targets_map_create()
else:
self._map = _map
def add(self, _container, target: Target):
_api.rp_container_targets_map_add(self._map, _container, target._target)