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Fix https://github.com/Kozea/pygal/issues/496 #497

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3 changes: 2 additions & 1 deletion pygal/graph/public.py
Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,8 @@
import base64
import io

import cairosvg

from pygal._compat import _ellipsis, is_list_like, u
from pygal.graph.base import BaseGraph

Expand Down Expand Up @@ -115,7 +117,6 @@ def render_to_file(self, filename, **kwargs):

def render_to_png(self, filename=None, dpi=72, **kwargs):
"""Render the graph, convert it to png and write it to filename"""
import cairosvg
return cairosvg.svg2png(
bytestring=self.render(**kwargs), write_to=filename, dpi=dpi
)
Expand Down