def _repr_svg_(self):
        """Returns an SVG representation of this plot as a string.

        This method is used by IPython to display this plot inline.
        """
        io = BytesIO()
        # Create a new SVG surface and use that to get the SVG representation,
        # which will end up in io
        surface = cairo.SVGSurface(io, self.bbox.width, self.bbox.height)
        context = cairo.Context(surface)
        # Plot the graph on this context
        self.redraw(context)
        # No idea why this is needed but python crashes without
        context.show_page()
        surface.finish()
        # Return the raw SVG representation
        return io.getvalue().decode("utf-8")
    def _repr_svg_(self):
        """Returns an SVG representation of this plot as a string.

        This method is used by IPython to display this plot inline.
        """
        io = BytesIO()
        # Create a new SVG surface and use that to get the SVG representation,
        # which will end up in io
        surface = cairo.SVGSurface(io, self.bbox.width, self.bbox.height)
        context = cairo.Context(surface)
        # Plot the graph on this context
        self.redraw(context)
        # No idea why this is needed but python crashes without
        context.show_page()
        surface.finish()
        # Return the raw SVG representation
        return io.getvalue().encode("utf-8")
 def _ensure_uncompressed(response):
     """Expects an HTTP response object, checks its Content-Encoding header,
     decompresses the data and returns an in-memory buffer holding the
     uncompressed data."""
     compressed = response.headers.get("Content-Encoding") == "gzip"
     if not compressed:
         content_disp = response.headers.get("Content-Disposition", "")
         compressed = bool(
             re.match(r'attachment; *filename=.*\.gz\"?$', content_disp))
     if compressed:
         return GzipFile(fileobj=BytesIO(response.read()), mode="rb")
     return response
Beispiel #4
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    def _repr_svg_(self):
        """Returns an SVG representation of this plot as a string.

        This method is used by IPython to display this plot inline.
        """
        io = BytesIO()
        # Create a new SVG surface and use that to get the SVG representation,
        # which will end up in io
        surface = cairo.SVGSurface(io, self.bbox.width, self.bbox.height)
        context = cairo.Context(surface)
        # Plot the graph on this context
        self.redraw(context)
        # No idea why this is needed but python crashes without
        context.show_page()
        surface.finish()
        # Return the raw SVG representation
        result = io.getvalue()
        if hasattr(result, "encode"):
            result = result.encode("utf-8")  # for Python 2.x
        else:
            result = result.decode("utf-8")  # for Python 3.x

        return result, {'isolated': True}  # put it inside an iframe
Beispiel #5
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    def _repr_svg_(self):
        """Returns an SVG representation of this plot as a string.

        This method is used by IPython to display this plot inline.
        """
        io = BytesIO()
        # Create a new SVG surface and use that to get the SVG representation,
        # which will end up in io
        surface = cairo.SVGSurface(io, self.bbox.width, self.bbox.height)
        context = cairo.Context(surface)
        # Plot the graph on this context
        self.redraw(context)
        # No idea why this is needed but python crashes without
        context.show_page()
        surface.finish()
        # Return the raw SVG representation
        result = io.getvalue()
        if hasattr(result, "encode"):
            result = result.encode("utf-8")   # for Python 2.x
        else:
            result = result.decode("utf-8")   # for Python 3.x

        return result, {'isolated': True}  # put it inside an iframe