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Merge pull request #57 from girtsf/master

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cairo_backend.py: use BytesIO instead of StringIO
This commit is contained in:
Hamilton Kibbe 2016-11-07 21:18:31 -05:00 • committed by GitHub
commit 7030eee5e2
1 changed files with 3 additions and 6 deletions
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9
gerber/render/cairo_backend.py
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@ -25,10 +25,7 @@ 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):
@ -125,9 +122,9 @@ class GerberCairoContext(GerberContext):
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()