Method write

_plotly_utils/png.py:1288–1300

Write the image to the open file object. See `.save()` if you have a filename. In general, you can only call this method once; after it has been called the first time the PNG image is written, the source data will have been streamed, and cannot be streamed a

(self, file)

            w.write(fd, self.rows)

    def write(self, file):
        """Write the image to the open file object.

        See `.save()` if you have a filename.

        In general, you can only call this method once;
        after it has been called the first time the PNG image is written,
        the source data will have been streamed, and
        cannot be streamed again.
        """

        w = Writer(**self.info)
        w.write(file, self.rows)


class Reader: