Method factory

src/pptx/opc/serialized.py:202–208

Return |_PhysPkgWriter| subtype instance appropriage for `pkg_file`. Currently the only subtype is `_ZipPkgWriter`, but a `_DirPkgWriter` could be implemented or even a `_StreamPkgWriter`.

(cls, pkg_file: str | IO[bytes])

    @classmethod
    def factory(cls, pkg_file: str | IO[bytes]) -> _ZipPkgWriter:
        """Return |_PhysPkgWriter| subtype instance appropriage for `pkg_file`.

        Currently the only subtype is `_ZipPkgWriter`, but a `_DirPkgWriter` could be implemented
        or even a `_StreamPkgWriter`.
        """
        return _ZipPkgWriter(pkg_file)

    def write(self, pack_uri: PackURI, blob: bytes) -> None:
        """Write `blob` to package with membername corresponding to `pack_uri`."""