diff options
| -rw-r--r-- | gerber/render/cairo_backend.py | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/gerber/render/cairo_backend.py b/gerber/render/cairo_backend.py index 6e95446..31a1e77 100644 --- a/gerber/render/cairo_backend.py +++ b/gerber/render/cairo_backend.py @@ -30,10 +30,7 @@ from .render import GerberContext, RenderSettings from .theme import THEMES
from ..primitives import *
-try:
- from cStringIO import StringIO
-except (ImportError):
- from io import StringIO
+from io import BytesIO
class GerberCairoContext(GerberContext):
@@ -133,9 +130,9 @@ class GerberCairoContext(GerberContext): return self.surface.write_to_png(filename)
def dump_str(self):
- """ Return a string containing the rendered image.
+ """ Return a byte-string containing the rendered image.
"""
- fobj = StringIO()
+ fobj = BytesIO()
self.surface.write_to_png(fobj)
return fobj.getvalue()
|