Class WriteToConn

mypy/dmypy_util.py:46–117

Helper class to write to a connection instead of standard output.

class WriteToConn(TextIO):
    """Helper class to write to a connection instead of standard output."""

    def __init__(self, server: IPCBase, output_key: str, isatty: bool) -> None:
        self.server = server
        self.output_key = output_key
        self._isatty = isatty

    def __enter__(self) -> TextIO:
        return self

    def __exit__(
        self,
        t: type[BaseException] | None,
        value: BaseException | None,
        traceback: TracebackType | None,
    ) -> None:
        pass

    def __iter__(self) -> Iterator[str]:
        raise io.UnsupportedOperation

    def __next__(self) -> str:
        raise io.UnsupportedOperation

    def close(self) -> None:
        pass

    def fileno(self) -> int:
        raise OSError

    def flush(self) -> None:
        pass

    def isatty(self) -> bool:
        return self._isatty

    def read(self, n: int = 0) -> str:
        raise io.UnsupportedOperation

    def readable(self) -> bool:
        return False

    def readline(self, limit: int = 0) -> str:
        raise io.UnsupportedOperation

    def readlines(self, hint: int = 0) -> list[str]:
        raise io.UnsupportedOperation

    def seek(self, offset: int, whence: int = 0) -> int:
        raise io.UnsupportedOperation

    def seekable(self) -> bool:
        return False

    def tell(self) -> int:
        raise io.UnsupportedOperation