src/anthropic/lib/bedrock/_client.py [132:159]:
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        _strict_response_validation: bool = False,
    ) -> None:
        self.aws_secret_key = aws_secret_key

        self.aws_access_key = aws_access_key

        if aws_region is None:
            aws_region = os.environ.get("AWS_REGION") or "us-east-1"
        self.aws_region = aws_region
        self.aws_profile = aws_profile

        self.aws_session_token = aws_session_token

        if base_url is None:
            base_url = os.environ.get("ANTHROPIC_BEDROCK_BASE_URL")
        if base_url is None:
            base_url = f"https://bedrock-runtime.{self.aws_region}.amazonaws.com"

        super().__init__(
            version=__version__,
            base_url=base_url,
            timeout=timeout,
            max_retries=max_retries,
            custom_headers=default_headers,
            custom_query=default_query,
            http_client=http_client,
            _strict_response_validation=_strict_response_validation,
        )
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src/anthropic/lib/bedrock/_client.py [276:303]:
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        _strict_response_validation: bool = False,
    ) -> None:
        self.aws_secret_key = aws_secret_key

        self.aws_access_key = aws_access_key

        if aws_region is None:
            aws_region = os.environ.get("AWS_REGION") or "us-east-1"
        self.aws_region = aws_region
        self.aws_profile = aws_profile

        self.aws_session_token = aws_session_token

        if base_url is None:
            base_url = os.environ.get("ANTHROPIC_BEDROCK_BASE_URL")
        if base_url is None:
            base_url = f"https://bedrock-runtime.{self.aws_region}.amazonaws.com"

        super().__init__(
            version=__version__,
            base_url=base_url,
            timeout=timeout,
            max_retries=max_retries,
            custom_headers=default_headers,
            custom_query=default_query,
            http_client=http_client,
            _strict_response_validation=_strict_response_validation,
        )
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