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Diffstat (limited to '.venv/lib/python3.12/site-packages/openai/_response.py')
| -rw-r--r-- | .venv/lib/python3.12/site-packages/openai/_response.py | 848 |
1 files changed, 848 insertions, 0 deletions
diff --git a/.venv/lib/python3.12/site-packages/openai/_response.py b/.venv/lib/python3.12/site-packages/openai/_response.py new file mode 100644 index 00000000..95e94e65 --- /dev/null +++ b/.venv/lib/python3.12/site-packages/openai/_response.py @@ -0,0 +1,848 @@ +from __future__ import annotations + +import os +import inspect +import logging +import datetime +import functools +from types import TracebackType +from typing import ( + TYPE_CHECKING, + Any, + Union, + Generic, + TypeVar, + Callable, + Iterator, + AsyncIterator, + cast, + overload, +) +from typing_extensions import Awaitable, ParamSpec, override, get_origin + +import anyio +import httpx +import pydantic + +from ._types import NoneType +from ._utils import is_given, extract_type_arg, is_annotated_type, is_type_alias_type, extract_type_var_from_base +from ._models import BaseModel, is_basemodel, add_request_id +from ._constants import RAW_RESPONSE_HEADER, OVERRIDE_CAST_TO_HEADER +from ._streaming import Stream, AsyncStream, is_stream_class_type, extract_stream_chunk_type +from ._exceptions import OpenAIError, APIResponseValidationError + +if TYPE_CHECKING: + from ._models import FinalRequestOptions + from ._base_client import BaseClient + + +P = ParamSpec("P") +R = TypeVar("R") +_T = TypeVar("_T") +_APIResponseT = TypeVar("_APIResponseT", bound="APIResponse[Any]") +_AsyncAPIResponseT = TypeVar("_AsyncAPIResponseT", bound="AsyncAPIResponse[Any]") + +log: logging.Logger = logging.getLogger(__name__) + + +class BaseAPIResponse(Generic[R]): + _cast_to: type[R] + _client: BaseClient[Any, Any] + _parsed_by_type: dict[type[Any], Any] + _is_sse_stream: bool + _stream_cls: type[Stream[Any]] | type[AsyncStream[Any]] | None + _options: FinalRequestOptions + + http_response: httpx.Response + + retries_taken: int + """The number of retries made. If no retries happened this will be `0`""" + + def __init__( + self, + *, + raw: httpx.Response, + cast_to: type[R], + client: BaseClient[Any, Any], + stream: bool, + stream_cls: type[Stream[Any]] | type[AsyncStream[Any]] | None, + options: FinalRequestOptions, + retries_taken: int = 0, + ) -> None: + self._cast_to = cast_to + self._client = client + self._parsed_by_type = {} + self._is_sse_stream = stream + self._stream_cls = stream_cls + self._options = options + self.http_response = raw + self.retries_taken = retries_taken + + @property + def headers(self) -> httpx.Headers: + return self.http_response.headers + + @property + def http_request(self) -> httpx.Request: + """Returns the httpx Request instance associated with the current response.""" + return self.http_response.request + + @property + def status_code(self) -> int: + return self.http_response.status_code + + @property + def url(self) -> httpx.URL: + """Returns the URL for which the request was made.""" + return self.http_response.url + + @property + def method(self) -> str: + return self.http_request.method + + @property + def http_version(self) -> str: + return self.http_response.http_version + + @property + def elapsed(self) -> datetime.timedelta: + """The time taken for the complete request/response cycle to complete.""" + return self.http_response.elapsed + + @property + def is_closed(self) -> bool: + """Whether or not the response body has been closed. + + If this is False then there is response data that has not been read yet. + You must either fully consume the response body or call `.close()` + before discarding the response to prevent resource leaks. + """ + return self.http_response.is_closed + + @override + def __repr__(self) -> str: + return ( + f"<{self.__class__.__name__} [{self.status_code} {self.http_response.reason_phrase}] type={self._cast_to}>" + ) + + def _parse(self, *, to: type[_T] | None = None) -> R | _T: + cast_to = to if to is not None else self._cast_to + + # unwrap `TypeAlias('Name', T)` -> `T` + if is_type_alias_type(cast_to): + cast_to = cast_to.__value__ # type: ignore[unreachable] + + # unwrap `Annotated[T, ...]` -> `T` + if cast_to and is_annotated_type(cast_to): + cast_to = extract_type_arg(cast_to, 0) + + origin = get_origin(cast_to) or cast_to + + if self._is_sse_stream: + if to: + if not is_stream_class_type(to): + raise TypeError(f"Expected custom parse type to be a subclass of {Stream} or {AsyncStream}") + + return cast( + _T, + to( + cast_to=extract_stream_chunk_type( + to, + failure_message="Expected custom stream type to be passed with a type argument, e.g. Stream[ChunkType]", + ), + response=self.http_response, + client=cast(Any, self._client), + ), + ) + + if self._stream_cls: + return cast( + R, + self._stream_cls( + cast_to=extract_stream_chunk_type(self._stream_cls), + response=self.http_response, + client=cast(Any, self._client), + ), + ) + + stream_cls = cast("type[Stream[Any]] | type[AsyncStream[Any]] | None", self._client._default_stream_cls) + if stream_cls is None: + raise MissingStreamClassError() + + return cast( + R, + stream_cls( + cast_to=cast_to, + response=self.http_response, + client=cast(Any, self._client), + ), + ) + + if cast_to is NoneType: + return cast(R, None) + + response = self.http_response + if cast_to == str: + return cast(R, response.text) + + if cast_to == bytes: + return cast(R, response.content) + + if cast_to == int: + return cast(R, int(response.text)) + + if cast_to == float: + return cast(R, float(response.text)) + + if cast_to == bool: + return cast(R, response.text.lower() == "true") + + # handle the legacy binary response case + if inspect.isclass(cast_to) and cast_to.__name__ == "HttpxBinaryResponseContent": + return cast(R, cast_to(response)) # type: ignore + + if origin == APIResponse: + raise RuntimeError("Unexpected state - cast_to is `APIResponse`") + + if inspect.isclass(origin) and issubclass(origin, httpx.Response): + # Because of the invariance of our ResponseT TypeVar, users can subclass httpx.Response + # and pass that class to our request functions. We cannot change the variance to be either + # covariant or contravariant as that makes our usage of ResponseT illegal. We could construct + # the response class ourselves but that is something that should be supported directly in httpx + # as it would be easy to incorrectly construct the Response object due to the multitude of arguments. + if cast_to != httpx.Response: + raise ValueError(f"Subclasses of httpx.Response cannot be passed to `cast_to`") + return cast(R, response) + + if ( + inspect.isclass( + origin # pyright: ignore[reportUnknownArgumentType] + ) + and not issubclass(origin, BaseModel) + and issubclass(origin, pydantic.BaseModel) + ): + raise TypeError("Pydantic models must subclass our base model type, e.g. `from openai import BaseModel`") + + if ( + cast_to is not object + and not origin is list + and not origin is dict + and not origin is Union + and not issubclass(origin, BaseModel) + ): + raise RuntimeError( + f"Unsupported type, expected {cast_to} to be a subclass of {BaseModel}, {dict}, {list}, {Union}, {NoneType}, {str} or {httpx.Response}." + ) + + # split is required to handle cases where additional information is included + # in the response, e.g. application/json; charset=utf-8 + content_type, *_ = response.headers.get("content-type", "*").split(";") + if content_type != "application/json": + if is_basemodel(cast_to): + try: + data = response.json() + except Exception as exc: + log.debug("Could not read JSON from response data due to %s - %s", type(exc), exc) + else: + return self._client._process_response_data( + data=data, + cast_to=cast_to, # type: ignore + response=response, + ) + + if self._client._strict_response_validation: + raise APIResponseValidationError( + response=response, + message=f"Expected Content-Type response header to be `application/json` but received `{content_type}` instead.", + body=response.text, + ) + + # If the API responds with content that isn't JSON then we just return + # the (decoded) text without performing any parsing so that you can still + # handle the response however you need to. + return response.text # type: ignore + + data = response.json() + + return self._client._process_response_data( + data=data, + cast_to=cast_to, # type: ignore + response=response, + ) + + +class APIResponse(BaseAPIResponse[R]): + @property + def request_id(self) -> str | None: + return self.http_response.headers.get("x-request-id") # type: ignore[no-any-return] + + @overload + def parse(self, *, to: type[_T]) -> _T: ... + + @overload + def parse(self) -> R: ... + + def parse(self, *, to: type[_T] | None = None) -> R | _T: + """Returns the rich python representation of this response's data. + + For lower-level control, see `.read()`, `.json()`, `.iter_bytes()`. + + You can customise the type that the response is parsed into through + the `to` argument, e.g. + + ```py + from openai import BaseModel + + + class MyModel(BaseModel): + foo: str + + + obj = response.parse(to=MyModel) + print(obj.foo) + ``` + + We support parsing: + - `BaseModel` + - `dict` + - `list` + - `Union` + - `str` + - `int` + - `float` + - `httpx.Response` + """ + cache_key = to if to is not None else self._cast_to + cached = self._parsed_by_type.get(cache_key) + if cached is not None: + return cached # type: ignore[no-any-return] + + if not self._is_sse_stream: + self.read() + + parsed = self._parse(to=to) + if is_given(self._options.post_parser): + parsed = self._options.post_parser(parsed) + + if isinstance(parsed, BaseModel): + add_request_id(parsed, self.request_id) + + self._parsed_by_type[cache_key] = parsed + return cast(R, parsed) + + def read(self) -> bytes: + """Read and return the binary response content.""" + try: + return self.http_response.read() + except httpx.StreamConsumed as exc: + # The default error raised by httpx isn't very + # helpful in our case so we re-raise it with + # a different error message. + raise StreamAlreadyConsumed() from exc + + def text(self) -> str: + """Read and decode the response content into a string.""" + self.read() + return self.http_response.text + + def json(self) -> object: + """Read and decode the JSON response content.""" + self.read() + return self.http_response.json() + + def close(self) -> None: + """Close the response and release the connection. + + Automatically called if the response body is read to completion. + """ + self.http_response.close() + + def iter_bytes(self, chunk_size: int | None = None) -> Iterator[bytes]: + """ + A byte-iterator over the decoded response content. + + This automatically handles gzip, deflate and brotli encoded responses. + """ + for chunk in self.http_response.iter_bytes(chunk_size): + yield chunk + + def iter_text(self, chunk_size: int | None = None) -> Iterator[str]: + """A str-iterator over the decoded response content + that handles both gzip, deflate, etc but also detects the content's + string encoding. + """ + for chunk in self.http_response.iter_text(chunk_size): + yield chunk + + def iter_lines(self) -> Iterator[str]: + """Like `iter_text()` but will only yield chunks for each line""" + for chunk in self.http_response.iter_lines(): + yield chunk + + +class AsyncAPIResponse(BaseAPIResponse[R]): + @property + def request_id(self) -> str | None: + return self.http_response.headers.get("x-request-id") # type: ignore[no-any-return] + + @overload + async def parse(self, *, to: type[_T]) -> _T: ... + + @overload + async def parse(self) -> R: ... + + async def parse(self, *, to: type[_T] | None = None) -> R | _T: + """Returns the rich python representation of this response's data. + + For lower-level control, see `.read()`, `.json()`, `.iter_bytes()`. + + You can customise the type that the response is parsed into through + the `to` argument, e.g. + + ```py + from openai import BaseModel + + + class MyModel(BaseModel): + foo: str + + + obj = response.parse(to=MyModel) + print(obj.foo) + ``` + + We support parsing: + - `BaseModel` + - `dict` + - `list` + - `Union` + - `str` + - `httpx.Response` + """ + cache_key = to if to is not None else self._cast_to + cached = self._parsed_by_type.get(cache_key) + if cached is not None: + return cached # type: ignore[no-any-return] + + if not self._is_sse_stream: + await self.read() + + parsed = self._parse(to=to) + if is_given(self._options.post_parser): + parsed = self._options.post_parser(parsed) + + if isinstance(parsed, BaseModel): + add_request_id(parsed, self.request_id) + + self._parsed_by_type[cache_key] = parsed + return cast(R, parsed) + + async def read(self) -> bytes: + """Read and return the binary response content.""" + try: + return await self.http_response.aread() + except httpx.StreamConsumed as exc: + # the default error raised by httpx isn't very + # helpful in our case so we re-raise it with + # a different error message + raise StreamAlreadyConsumed() from exc + + async def text(self) -> str: + """Read and decode the response content into a string.""" + await self.read() + return self.http_response.text + + async def json(self) -> object: + """Read and decode the JSON response content.""" + await self.read() + return self.http_response.json() + + async def close(self) -> None: + """Close the response and release the connection. + + Automatically called if the response body is read to completion. + """ + await self.http_response.aclose() + + async def iter_bytes(self, chunk_size: int | None = None) -> AsyncIterator[bytes]: + """ + A byte-iterator over the decoded response content. + + This automatically handles gzip, deflate and brotli encoded responses. + """ + async for chunk in self.http_response.aiter_bytes(chunk_size): + yield chunk + + async def iter_text(self, chunk_size: int | None = None) -> AsyncIterator[str]: + """A str-iterator over the decoded response content + that handles both gzip, deflate, etc but also detects the content's + string encoding. + """ + async for chunk in self.http_response.aiter_text(chunk_size): + yield chunk + + async def iter_lines(self) -> AsyncIterator[str]: + """Like `iter_text()` but will only yield chunks for each line""" + async for chunk in self.http_response.aiter_lines(): + yield chunk + + +class BinaryAPIResponse(APIResponse[bytes]): + """Subclass of APIResponse providing helpers for dealing with binary data. + + Note: If you want to stream the response data instead of eagerly reading it + all at once then you should use `.with_streaming_response` when making + the API request, e.g. `.with_streaming_response.get_binary_response()` + """ + + def write_to_file( + self, + file: str | os.PathLike[str], + ) -> None: + """Write the output to the given file. + + Accepts a filename or any path-like object, e.g. pathlib.Path + + Note: if you want to stream the data to the file instead of writing + all at once then you should use `.with_streaming_response` when making + the API request, e.g. `.with_streaming_response.get_binary_response()` + """ + with open(file, mode="wb") as f: + for data in self.iter_bytes(): + f.write(data) + + +class AsyncBinaryAPIResponse(AsyncAPIResponse[bytes]): + """Subclass of APIResponse providing helpers for dealing with binary data. + + Note: If you want to stream the response data instead of eagerly reading it + all at once then you should use `.with_streaming_response` when making + the API request, e.g. `.with_streaming_response.get_binary_response()` + """ + + async def write_to_file( + self, + file: str | os.PathLike[str], + ) -> None: + """Write the output to the given file. + + Accepts a filename or any path-like object, e.g. pathlib.Path + + Note: if you want to stream the data to the file instead of writing + all at once then you should use `.with_streaming_response` when making + the API request, e.g. `.with_streaming_response.get_binary_response()` + """ + path = anyio.Path(file) + async with await path.open(mode="wb") as f: + async for data in self.iter_bytes(): + await f.write(data) + + +class StreamedBinaryAPIResponse(APIResponse[bytes]): + def stream_to_file( + self, + file: str | os.PathLike[str], + *, + chunk_size: int | None = None, + ) -> None: + """Streams the output to the given file. + + Accepts a filename or any path-like object, e.g. pathlib.Path + """ + with open(file, mode="wb") as f: + for data in self.iter_bytes(chunk_size): + f.write(data) + + +class AsyncStreamedBinaryAPIResponse(AsyncAPIResponse[bytes]): + async def stream_to_file( + self, + file: str | os.PathLike[str], + *, + chunk_size: int | None = None, + ) -> None: + """Streams the output to the given file. + + Accepts a filename or any path-like object, e.g. pathlib.Path + """ + path = anyio.Path(file) + async with await path.open(mode="wb") as f: + async for data in self.iter_bytes(chunk_size): + await f.write(data) + + +class MissingStreamClassError(TypeError): + def __init__(self) -> None: + super().__init__( + "The `stream` argument was set to `True` but the `stream_cls` argument was not given. See `openai._streaming` for reference", + ) + + +class StreamAlreadyConsumed(OpenAIError): + """ + Attempted to read or stream content, but the content has already + been streamed. + + This can happen if you use a method like `.iter_lines()` and then attempt + to read th entire response body afterwards, e.g. + + ```py + response = await client.post(...) + async for line in response.iter_lines(): + ... # do something with `line` + + content = await response.read() + # ^ error + ``` + + If you want this behaviour you'll need to either manually accumulate the response + content or call `await response.read()` before iterating over the stream. + """ + + def __init__(self) -> None: + message = ( + "Attempted to read or stream some content, but the content has " + "already been streamed. " + "This could be due to attempting to stream the response " + "content more than once." + "\n\n" + "You can fix this by manually accumulating the response content while streaming " + "or by calling `.read()` before starting to stream." + ) + super().__init__(message) + + +class ResponseContextManager(Generic[_APIResponseT]): + """Context manager for ensuring that a request is not made + until it is entered and that the response will always be closed + when the context manager exits + """ + + def __init__(self, request_func: Callable[[], _APIResponseT]) -> None: + self._request_func = request_func + self.__response: _APIResponseT | None = None + + def __enter__(self) -> _APIResponseT: + self.__response = self._request_func() + return self.__response + + def __exit__( + self, + exc_type: type[BaseException] | None, + exc: BaseException | None, + exc_tb: TracebackType | None, + ) -> None: + if self.__response is not None: + self.__response.close() + + +class AsyncResponseContextManager(Generic[_AsyncAPIResponseT]): + """Context manager for ensuring that a request is not made + until it is entered and that the response will always be closed + when the context manager exits + """ + + def __init__(self, api_request: Awaitable[_AsyncAPIResponseT]) -> None: + self._api_request = api_request + self.__response: _AsyncAPIResponseT | None = None + + async def __aenter__(self) -> _AsyncAPIResponseT: + self.__response = await self._api_request + return self.__response + + async def __aexit__( + self, + exc_type: type[BaseException] | None, + exc: BaseException | None, + exc_tb: TracebackType | None, + ) -> None: + if self.__response is not None: + await self.__response.close() + + +def to_streamed_response_wrapper(func: Callable[P, R]) -> Callable[P, ResponseContextManager[APIResponse[R]]]: + """Higher order function that takes one of our bound API methods and wraps it + to support streaming and returning the raw `APIResponse` object directly. + """ + + @functools.wraps(func) + def wrapped(*args: P.args, **kwargs: P.kwargs) -> ResponseContextManager[APIResponse[R]]: + extra_headers: dict[str, str] = {**(cast(Any, kwargs.get("extra_headers")) or {})} + extra_headers[RAW_RESPONSE_HEADER] = "stream" + + kwargs["extra_headers"] = extra_headers + + make_request = functools.partial(func, *args, **kwargs) + + return ResponseContextManager(cast(Callable[[], APIResponse[R]], make_request)) + + return wrapped + + +def async_to_streamed_response_wrapper( + func: Callable[P, Awaitable[R]], +) -> Callable[P, AsyncResponseContextManager[AsyncAPIResponse[R]]]: + """Higher order function that takes one of our bound API methods and wraps it + to support streaming and returning the raw `APIResponse` object directly. + """ + + @functools.wraps(func) + def wrapped(*args: P.args, **kwargs: P.kwargs) -> AsyncResponseContextManager[AsyncAPIResponse[R]]: + extra_headers: dict[str, str] = {**(cast(Any, kwargs.get("extra_headers")) or {})} + extra_headers[RAW_RESPONSE_HEADER] = "stream" + + kwargs["extra_headers"] = extra_headers + + make_request = func(*args, **kwargs) + + return AsyncResponseContextManager(cast(Awaitable[AsyncAPIResponse[R]], make_request)) + + return wrapped + + +def to_custom_streamed_response_wrapper( + func: Callable[P, object], + response_cls: type[_APIResponseT], +) -> Callable[P, ResponseContextManager[_APIResponseT]]: + """Higher order function that takes one of our bound API methods and an `APIResponse` class + and wraps the method to support streaming and returning the given response class directly. + + Note: the given `response_cls` *must* be concrete, e.g. `class BinaryAPIResponse(APIResponse[bytes])` + """ + + @functools.wraps(func) + def wrapped(*args: P.args, **kwargs: P.kwargs) -> ResponseContextManager[_APIResponseT]: + extra_headers: dict[str, Any] = {**(cast(Any, kwargs.get("extra_headers")) or {})} + extra_headers[RAW_RESPONSE_HEADER] = "stream" + extra_headers[OVERRIDE_CAST_TO_HEADER] = response_cls + + kwargs["extra_headers"] = extra_headers + + make_request = functools.partial(func, *args, **kwargs) + + return ResponseContextManager(cast(Callable[[], _APIResponseT], make_request)) + + return wrapped + + +def async_to_custom_streamed_response_wrapper( + func: Callable[P, Awaitable[object]], + response_cls: type[_AsyncAPIResponseT], +) -> Callable[P, AsyncResponseContextManager[_AsyncAPIResponseT]]: + """Higher order function that takes one of our bound API methods and an `APIResponse` class + and wraps the method to support streaming and returning the given response class directly. + + Note: the given `response_cls` *must* be concrete, e.g. `class BinaryAPIResponse(APIResponse[bytes])` + """ + + @functools.wraps(func) + def wrapped(*args: P.args, **kwargs: P.kwargs) -> AsyncResponseContextManager[_AsyncAPIResponseT]: + extra_headers: dict[str, Any] = {**(cast(Any, kwargs.get("extra_headers")) or {})} + extra_headers[RAW_RESPONSE_HEADER] = "stream" + extra_headers[OVERRIDE_CAST_TO_HEADER] = response_cls + + kwargs["extra_headers"] = extra_headers + + make_request = func(*args, **kwargs) + + return AsyncResponseContextManager(cast(Awaitable[_AsyncAPIResponseT], make_request)) + + return wrapped + + +def to_raw_response_wrapper(func: Callable[P, R]) -> Callable[P, APIResponse[R]]: + """Higher order function that takes one of our bound API methods and wraps it + to support returning the raw `APIResponse` object directly. + """ + + @functools.wraps(func) + def wrapped(*args: P.args, **kwargs: P.kwargs) -> APIResponse[R]: + extra_headers: dict[str, str] = {**(cast(Any, kwargs.get("extra_headers")) or {})} + extra_headers[RAW_RESPONSE_HEADER] = "raw" + + kwargs["extra_headers"] = extra_headers + + return cast(APIResponse[R], func(*args, **kwargs)) + + return wrapped + + +def async_to_raw_response_wrapper(func: Callable[P, Awaitable[R]]) -> Callable[P, Awaitable[AsyncAPIResponse[R]]]: + """Higher order function that takes one of our bound API methods and wraps it + to support returning the raw `APIResponse` object directly. + """ + + @functools.wraps(func) + async def wrapped(*args: P.args, **kwargs: P.kwargs) -> AsyncAPIResponse[R]: + extra_headers: dict[str, str] = {**(cast(Any, kwargs.get("extra_headers")) or {})} + extra_headers[RAW_RESPONSE_HEADER] = "raw" + + kwargs["extra_headers"] = extra_headers + + return cast(AsyncAPIResponse[R], await func(*args, **kwargs)) + + return wrapped + + +def to_custom_raw_response_wrapper( + func: Callable[P, object], + response_cls: type[_APIResponseT], +) -> Callable[P, _APIResponseT]: + """Higher order function that takes one of our bound API methods and an `APIResponse` class + and wraps the method to support returning the given response class directly. + + Note: the given `response_cls` *must* be concrete, e.g. `class BinaryAPIResponse(APIResponse[bytes])` + """ + + @functools.wraps(func) + def wrapped(*args: P.args, **kwargs: P.kwargs) -> _APIResponseT: + extra_headers: dict[str, Any] = {**(cast(Any, kwargs.get("extra_headers")) or {})} + extra_headers[RAW_RESPONSE_HEADER] = "raw" + extra_headers[OVERRIDE_CAST_TO_HEADER] = response_cls + + kwargs["extra_headers"] = extra_headers + + return cast(_APIResponseT, func(*args, **kwargs)) + + return wrapped + + +def async_to_custom_raw_response_wrapper( + func: Callable[P, Awaitable[object]], + response_cls: type[_AsyncAPIResponseT], +) -> Callable[P, Awaitable[_AsyncAPIResponseT]]: + """Higher order function that takes one of our bound API methods and an `APIResponse` class + and wraps the method to support returning the given response class directly. + + Note: the given `response_cls` *must* be concrete, e.g. `class BinaryAPIResponse(APIResponse[bytes])` + """ + + @functools.wraps(func) + def wrapped(*args: P.args, **kwargs: P.kwargs) -> Awaitable[_AsyncAPIResponseT]: + extra_headers: dict[str, Any] = {**(cast(Any, kwargs.get("extra_headers")) or {})} + extra_headers[RAW_RESPONSE_HEADER] = "raw" + extra_headers[OVERRIDE_CAST_TO_HEADER] = response_cls + + kwargs["extra_headers"] = extra_headers + + return cast(Awaitable[_AsyncAPIResponseT], func(*args, **kwargs)) + + return wrapped + + +def extract_response_type(typ: type[BaseAPIResponse[Any]]) -> type: + """Given a type like `APIResponse[T]`, returns the generic type variable `T`. + + This also handles the case where a concrete subclass is given, e.g. + ```py + class MyResponse(APIResponse[bytes]): + ... + + extract_response_type(MyResponse) -> bytes + ``` + """ + return extract_type_var_from_base( + typ, + generic_bases=cast("tuple[type, ...]", (BaseAPIResponse, APIResponse, AsyncAPIResponse)), + index=0, + ) |