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import os
import inspect
from typing import Any, Union, Mapping, TypeVar, Callable, Awaitable, cast, overload
from functools import cached_property
from typing_extensions import Self, override
import httpx
from .._types import NOT_GIVEN, Omit, Timeout, NotGiven
from .._utils import is_given
from .._client import Anthropic, AsyncAnthropic
from .._compat import model_copy
from .._models import FinalRequestOptions
from .._streaming import Stream, AsyncStream
from .._exceptions import AnthropicError
from .._base_client import DEFAULT_MAX_RETRIES, BaseClient
from ..resources.beta import Beta, AsyncBeta
from ..resources.messages import Messages, AsyncMessages
from ..resources.beta.messages import Messages as BetaMessages, AsyncMessages as AsyncBetaMessages
AzureADTokenProvider = Callable[[], str]
AsyncAzureADTokenProvider = Callable[[], "str | Awaitable[str]"]
_HttpxClientT = TypeVar("_HttpxClientT", bound=Union[httpx.Client, httpx.AsyncClient])
_DefaultStreamT = TypeVar("_DefaultStreamT", bound=Union[Stream[Any], AsyncStream[Any]])
class MutuallyExclusiveAuthError(AnthropicError):
def __init__(self) -> None:
super().__init__(
"The `api_key` and `azure_ad_token_provider` arguments are mutually exclusive; Only one can be passed at a time"
)
class BaseFoundryClient(BaseClient[_HttpxClientT, _DefaultStreamT]): ...
class MessagesFoundry(Messages):
@cached_property
@override
def batches(self) -> None: # type: ignore[override]
"""Batches endpoint is not supported for Anthropic Foundry client."""
return None
class BetaFoundryMessages(BetaMessages):
@cached_property
@override
def batches(self) -> None: # type: ignore[override]
"""Batches endpoint is not supported for Anthropic Foundry client."""
return None
class BetaFoundry(Beta):
@cached_property
@override
def messages(self) -> BetaMessages: # type: ignore[override]
"""Return beta messages resource instance with excluded unsupported endpoints."""
return BetaFoundryMessages(self._client)
class AsyncMessagesFoundry(AsyncMessages):
@cached_property
@override
def batches(self) -> None: # type: ignore[override]
"""Batches endpoint is not supported for Anthropic Foundry client."""
return None
class AsyncBetaFoundryMessages(AsyncBetaMessages):
@cached_property
@override
def batches(self) -> None: # type: ignore[override]
"""Batches endpoint is not supported for Anthropic Foundry client."""
return None
class AsyncBetaFoundry(AsyncBeta):
@cached_property
@override
def messages(self) -> AsyncBetaMessages: # type: ignore[override]
"""Return beta messages resource instance with excluded unsupported endpoints."""
return AsyncBetaFoundryMessages(self._client)
# ==============================================================================
class AnthropicFoundry(BaseFoundryClient[httpx.Client, Stream[Any]], Anthropic):
@overload
def __init__(
self,
*,
resource: str | None = None,
api_key: str | None = None,
azure_ad_token_provider: AzureADTokenProvider | None = None,
timeout: float | Timeout | None | NotGiven = NOT_GIVEN,
max_retries: int = DEFAULT_MAX_RETRIES,
default_headers: Mapping[str, str] | None = None,
default_query: Mapping[str, object] | None = None,
http_client: httpx.Client | None = None,
_strict_response_validation: bool = False,
) -> None: ...
@overload
def __init__(
self,
*,
base_url: str,
api_key: str | None = None,
azure_ad_token_provider: AzureADTokenProvider | None = None,
timeout: float | Timeout | None | NotGiven = NOT_GIVEN,
max_retries: int = DEFAULT_MAX_RETRIES,
default_headers: Mapping[str, str] | None = None,
default_query: Mapping[str, object] | None = None,
http_client: httpx.Client | None = None,
_strict_response_validation: bool = False,
) -> None: ...
def __init__(
self,
*,
resource: str | None = None,
api_key: str | None = None,
azure_ad_token_provider: AzureADTokenProvider | None = None,
base_url: str | None = None,
timeout: float | Timeout | None | NotGiven = NOT_GIVEN,
max_retries: int = DEFAULT_MAX_RETRIES,
default_headers: Mapping[str, str] | None = None,
default_query: Mapping[str, object] | None = None,
http_client: httpx.Client | None = None,
_strict_response_validation: bool = False,
) -> None:
"""Construct a new synchronous Anthropic Foundry client instance.
This automatically infers the following arguments from their corresponding environment variables if they are not provided:
- `api_key` from `ANTHROPIC_FOUNDRY_API_KEY`
- `resource` from `ANTHROPIC_FOUNDRY_RESOURCE`
- `base_url` from `ANTHROPIC_FOUNDRY_BASE_URL`
Args:
resource: Your Foundry resource name, e.g. `example-resource` for `https://example-resource.services.ai.azure.com/anthropic/`
azure_ad_token_provider: A function that returns an Azure Active Directory token, will be invoked on every request.
"""
api_key = api_key if api_key is not None else os.environ.get("ANTHROPIC_FOUNDRY_API_KEY")
resource = resource if resource is not None else os.environ.get("ANTHROPIC_FOUNDRY_RESOURCE")
base_url = base_url if base_url is not None else os.environ.get("ANTHROPIC_FOUNDRY_BASE_URL")
if api_key is None and azure_ad_token_provider is None:
raise AnthropicError(
"Missing credentials. Please pass one of `api_key`, `azure_ad_token_provider`, or the `ANTHROPIC_FOUNDRY_API_KEY` environment variable."
)
if base_url is None:
if resource is None:
raise ValueError(
"Must provide one of the `base_url` or `resource` arguments, or the `ANTHROPIC_FOUNDRY_RESOURCE` environment variable"
)
base_url = f"https://{resource}.services.ai.azure.com/anthropic/"
elif resource is not None:
raise ValueError("base_url and resource are mutually exclusive")
super().__init__(
api_key=api_key,
base_url=base_url,
timeout=timeout,
max_retries=max_retries,
default_headers=default_headers,
default_query=default_query,
http_client=http_client,
_strict_response_validation=_strict_response_validation,
)
self._azure_ad_token_provider = azure_ad_token_provider
@cached_property
@override
def models(self) -> None: # type: ignore[override]
"""Models endpoint is not supported for Anthropic Foundry client."""
return None
@cached_property
@override
def messages(self) -> MessagesFoundry: # type: ignore[override]
"""Return messages resource instance with excluded unsupported endpoints."""
return MessagesFoundry(client=self)
@cached_property
@override
def beta(self) -> Beta: # type: ignore[override]
"""Return beta resource instance with excluded unsupported endpoints."""
return BetaFoundry(self)
@override
def copy(
self,
*,
api_key: str | None = None,
azure_ad_token_provider: AzureADTokenProvider | None = None,
auth_token: str | None = None,
base_url: str | httpx.URL | None = None,
timeout: float | Timeout | None | NotGiven = NOT_GIVEN,
http_client: httpx.Client | None = None,
max_retries: int | NotGiven = NOT_GIVEN,
default_headers: Mapping[str, str] | None = None,
set_default_headers: Mapping[str, str] | None = None,
default_query: Mapping[str, object] | None = None,
set_default_query: Mapping[str, object] | None = None,
_extra_kwargs: Mapping[str, Any] = {},
) -> Self:
"""
Create a new client instance re-using the same options given to the current client with optional overriding.
"""
return super().copy(
api_key=api_key,
auth_token=auth_token,
base_url=base_url,
timeout=timeout,
http_client=http_client,
max_retries=max_retries,
default_headers=default_headers,
set_default_headers=set_default_headers,
default_query=default_query,
set_default_query=set_default_query,
_extra_kwargs={
"azure_ad_token_provider": azure_ad_token_provider or self._azure_ad_token_provider,
**_extra_kwargs,
},
)
with_options = copy
def _get_azure_ad_token(self) -> str | None:
provider = self._azure_ad_token_provider
if provider is not None:
token = provider()
if not token or not isinstance(token, str): # pyright: ignore[reportUnnecessaryIsInstance]
raise ValueError(
f"Expected `azure_ad_token_provider` argument to return a string but it returned {token}",
)
return token
return None
@override
def _prepare_options(self, options: FinalRequestOptions) -> FinalRequestOptions:
headers: dict[str, str | Omit] = {**options.headers} if is_given(options.headers) else {}
options = model_copy(options)
options.headers = headers
azure_ad_token = self._get_azure_ad_token()
if azure_ad_token is not None:
if headers.get("Authorization") is None:
headers["Authorization"] = f"Bearer {azure_ad_token}"
elif self.api_key is not None:
if headers.get("api-key") is None:
assert self.api_key is not None
headers["api-key"] = self.api_key
else:
# should never be hit
raise ValueError("Unable to handle auth")
return options
class AsyncAnthropicFoundry(BaseFoundryClient[httpx.AsyncClient, AsyncStream[Any]], AsyncAnthropic):
@overload
def __init__(
self,
*,
resource: str | None = None,
api_key: str | None = None,
azure_ad_token_provider: AsyncAzureADTokenProvider | None = None,
timeout: float | Timeout | None | NotGiven = NOT_GIVEN,
max_retries: int = DEFAULT_MAX_RETRIES,
default_headers: Mapping[str, str] | None = None,
default_query: Mapping[str, object] | None = None,
http_client: httpx.AsyncClient | None = None,
_strict_response_validation: bool = False,
) -> None: ...
@overload
def __init__(
self,
*,
base_url: str,
api_key: str | None = None,
azure_ad_token_provider: AsyncAzureADTokenProvider | None = None,
timeout: float | Timeout | None | NotGiven = NOT_GIVEN,
max_retries: int = DEFAULT_MAX_RETRIES,
default_headers: Mapping[str, str] | None = None,
default_query: Mapping[str, object] | None = None,
http_client: httpx.AsyncClient | None = None,
_strict_response_validation: bool = False,
) -> None: ...
def __init__(
self,
*,
resource: str | None = None,
api_key: str | None = None,
azure_ad_token_provider: AsyncAzureADTokenProvider | None = None,
base_url: str | None = None,
timeout: float | Timeout | None | NotGiven = NOT_GIVEN,
max_retries: int = DEFAULT_MAX_RETRIES,
default_headers: Mapping[str, str] | None = None,
default_query: Mapping[str, object] | None = None,
http_client: httpx.AsyncClient | None = None,
_strict_response_validation: bool = False,
) -> None:
"""Construct a new asynchronous Anthropic Foundry client instance.
This automatically infers the following arguments from their corresponding environment variables if they are not provided:
- `api_key` from `ANTHROPIC_FOUNDRY_API_KEY`
- `resource` from `ANTHROPIC_FOUNDRY_RESOURCE`
- `base_url` from `ANTHROPIC_FOUNDRY_BASE_URL`
Args:
resource: Your Foundry resource name, e.g. `example-resource` for `https://example-resource.services.ai.azure.com/anthropic/`
azure_ad_token_provider: A function that returns an Azure Active Directory token, will be invoked on every request.
"""
api_key = api_key if api_key is not None else os.environ.get("ANTHROPIC_FOUNDRY_API_KEY")
resource = resource if resource is not None else os.environ.get("ANTHROPIC_FOUNDRY_RESOURCE")
base_url = base_url if base_url is not None else os.environ.get("ANTHROPIC_FOUNDRY_BASE_URL")
if api_key is None and azure_ad_token_provider is None:
raise AnthropicError(
"Missing credentials. Please pass one of `api_key`, `azure_ad_token_provider`, or the `ANTHROPIC_FOUNDRY_API_KEY` environment variable."
)
if base_url is None:
if resource is None:
raise ValueError(
"Must provide one of the `base_url` or `resource` arguments, or the `ANTHROPIC_FOUNDRY_RESOURCE` environment variable"
)
base_url = f"https://{resource}.services.ai.azure.com/anthropic/"
elif resource is not None:
raise ValueError("base_url and resource are mutually exclusive")
super().__init__(
api_key=api_key,
base_url=base_url,
timeout=timeout,
max_retries=max_retries,
default_headers=default_headers,
default_query=default_query,
http_client=http_client,
_strict_response_validation=_strict_response_validation,
)
self._azure_ad_token_provider = azure_ad_token_provider
@cached_property
@override
def models(self) -> None: # type: ignore[override]
"""Models endpoint is not supported for Azure Anthropic client."""
return None
@cached_property
@override
def messages(self) -> AsyncMessagesFoundry: # type: ignore[override]
"""Return messages resource instance with excluded unsupported endpoints."""
return AsyncMessagesFoundry(client=self)
@cached_property
@override
def beta(self) -> AsyncBetaFoundry: # type: ignore[override]
"""Return beta resource instance with excluded unsupported endpoints."""
return AsyncBetaFoundry(client=self)
@override
def copy(
self,
*,
api_key: str | None = None,
azure_ad_token_provider: AsyncAzureADTokenProvider | None = None,
auth_token: str | None = None,
base_url: str | httpx.URL | None = None,
timeout: float | Timeout | None | NotGiven = NOT_GIVEN,
http_client: httpx.AsyncClient | None = None,
max_retries: int | NotGiven = NOT_GIVEN,
default_headers: Mapping[str, str] | None = None,
set_default_headers: Mapping[str, str] | None = None,
default_query: Mapping[str, object] | None = None,
set_default_query: Mapping[str, object] | None = None,
_extra_kwargs: Mapping[str, Any] = {},
) -> Self:
"""
Create a new client instance re-using the same options given to the current client with optional overriding.
"""
return super().copy(
api_key=api_key,
auth_token=auth_token,
base_url=base_url,
timeout=timeout,
http_client=http_client,
max_retries=max_retries,
default_headers=default_headers,
set_default_headers=set_default_headers,
default_query=default_query,
set_default_query=set_default_query,
_extra_kwargs={
"azure_ad_token_provider": azure_ad_token_provider or self._azure_ad_token_provider,
**_extra_kwargs,
},
)
with_options = copy
async def _get_azure_ad_token(self) -> str | None:
provider = self._azure_ad_token_provider
if provider is not None:
token = provider()
if inspect.isawaitable(token):
token = await token
if not token or not isinstance(cast(Any, token), str):
raise ValueError(
f"Expected `azure_ad_token_provider` argument to return a string but it returned {token}",
)
return str(token)
return None
@override
async def _prepare_options(self, options: FinalRequestOptions) -> FinalRequestOptions:
headers: dict[str, str | Omit] = {**options.headers} if is_given(options.headers) else {}
options = model_copy(options)
options.headers = headers
azure_ad_token = await self._get_azure_ad_token()
if azure_ad_token is not None:
if headers.get("Authorization") is None:
headers["Authorization"] = f"Bearer {azure_ad_token}"
elif self.api_key is not None:
assert self.api_key is not None
if headers.get("api-key") is None:
headers["api-key"] = self.api_key
else:
# should never be hit
raise ValueError("Unable to handle auth")
return options
|