def _format_data()

in src/anthropic/_utils/_transform.py [0:0]

• 18 lines of code
• 11 McCabe index (conditional complexity)

def _format_data(data: object, format_: PropertyFormat, format_template: str | None) -> object:
    if isinstance(data, (date, datetime)):
        if format_ == "iso8601":
            return data.isoformat()

        if format_ == "custom" and format_template is not None:
            return data.strftime(format_template)

    if format_ == "base64" and is_base64_file_input(data):
        binary: str | bytes | None = None

        if isinstance(data, pathlib.Path):
            binary = data.read_bytes()
        elif isinstance(data, io.IOBase):
            binary = data.read()

            if isinstance(binary, str):  # type: ignore[unreachable]
                binary = binary.encode()

        if not isinstance(binary, bytes):
            raise RuntimeError(f"Could not read bytes from {data}; Received {type(binary)}")

        return base64.b64encode(binary).decode("ascii")

    return data