scratchdir.py 文件源码

def file(self, mode: str = 'w+b', buffering: int = -1, encoding: typing.Optional[str] = None,
             newline: typing.Optional[str] = None, suffix: typing.Optional[str] = DEFAULT_SUFFIX,
             prefix: typing.Optional[str] = DEFAULT_PREFIX, dir: typing.Optional[str] = None) -> typing.IO:
        """
        Create a new temporary file within the scratch dir.

        This returns the result of :func:`~tempfile.TemporaryFile` which returns a nameless, file-like object that
        will cease to exist once it is closed.

        :param mode: (Optional) mode to open the file with
        :type mode: :class:`~str`
        :param buffering: (Optional) size of the file buffer
        :type buffering: :class:`~int`
        :param encoding: (Optional) encoding to open the file with
        :type encoding: :class:`~str` or :class:`~NoneType`
        :param newline: (Optional) newline argument to open the file with
        :type newline: :class:`~str` or :class:`~NoneType`
        :param suffix: (Optional) filename suffix
        :type suffix: :class:`~str` or :class:`~NoneType`
        :param prefix: (Optional) filename prefix
        :type prefix: :class:`~str` or :class:`~NoneType`
        :param dir: (Optional) relative path to directory within the scratch dir where the file should exist
        :type dir: :class:`~str` or :class:`~NoneType`
        :return: file-like object as returned by :func:`~tempfile.TemporaryFile`
        :rtype: :class:`~_io.BufferedRandom`
        """
        return tempfile.TemporaryFile(mode, buffering, encoding, newline,
                                      suffix, prefix, self.join(dir))