from starlette.responses import StreamingResponse as StreamingResponse  # noqa
from typing_extensions import deprecated

try:
    import ujson
except ImportError:  # pragma: nocover
    ujson = None  # type: ignore


try:
    import orjson
except ImportError:  # pragma: nocover
    orjson = None  # type: ignore


@deprecated(
    "UJSONResponse is deprecated, FastAPI now serializes data directly to JSON "

try:
    from fastapi_cli.cli import main as cli_main

except ImportError:  # pragma: no cover
    cli_main = None  # type: ignore


def main() -> None:
    if not cli_main:  # type: ignore[truthy-function]  # ty: ignore[unused-ignore-comment]
        message = 'To use the fastapi command, please install "fastapi[standard]":\n\n\tpip install "fastapi[standard]"\n'
        print(message)
        raise RuntimeError(message)  # noqa: B904

    # removes pydantic.v1
    try:
        with warnings.catch_warnings():
            warnings.simplefilter("ignore", UserWarning)
            from pydantic import v1
    except ImportError:  # pragma: no cover
        return False
    return isinstance(obj, v1.BaseModel)


def is_pydantic_v1_model_class(cls: Any) -> bool:
    # TODO: remove this function once the required version of Pydantic fully

				ok, _, err := globalIAMSys.IsTempUser(u)
				if err != nil && err != errNoSuchUser {
					writeErrorResponseJSON(ctx, w, importError(ctx, err, userPolicyMappingsFile, u), r.URL)
					return
				}
				if ok {
					writeErrorResponseJSON(ctx, w, importError(ctx, errIAMActionNotAllowed, userPolicyMappingsFile, u), r.URL)
					return
				}

                    parse_options_header,
                )

                assert parse_options_header
            except ImportError:
                logger.error(multipart_incorrect_install_error)
                raise RuntimeError(multipart_incorrect_install_error) from None
        except ImportError:
            logger.error(multipart_not_installed_error)
            raise RuntimeError(multipart_not_installed_error) from None

	}
	return toAPIError(ctx, fmt.Errorf("error exporting %s from %s with: %w", entity, fname, err))
}

// wraps import error for more context
func importError(ctx context.Context, err error, fname, entity string) APIError {
	if entity == "" {
		return toAPIError(ctx, fmt.Errorf("error importing %s with: %w", fname, err))
	}

# See b/196254385 for more details.
try:
  if _tf_uses_legacy_keras:
    importlib.import_module("tf_keras.src.optimizers")
  else:
    importlib.import_module("keras.src.optimizers")
except (ImportError, AttributeError):
  pass

del importlib

# Delete modules that should be hidden from dir().
# Don't fail if these modules are not available.

from typing_extensions import deprecated as typing_deprecated

try:
    import email_validator

    assert email_validator  # make autoflake ignore the unused import
    from pydantic import EmailStr
except ImportError:  # pragma: no cover

    class EmailStr(str):  # type: ignore  # ty: ignore[unused-ignore-comment]
        @classmethod
        def __get_validators__(cls) -> Iterable[Callable[..., Any]]:
            yield cls.validate

The TensorBoard dependency is no longer included by default. If you use `tf.summary.*` APIs or `tf.keras.callbacks.TensorBoard`, please install the `tensorboard` package separately (`pip install tensorboard`). Otherwise, TensorFlow will raise an ImportError.

* <DOCUMENT BREAKING CHANGES HERE>
* <THIS SECTION SHOULD CONTAIN API, ABI AND BEHAVIORAL BREAKING CHANGES>

### Known Caveats

* <CAVEATS REGARDING THE RELEASE (BUT NOT BREAKING CHANGES).>