Fix ImportError: No module named 'StringIO' on Python 3

cgohlke · cgohlke · commit 02c1c3a81e35 · 2016-01-02T22:45:10.000-08:00
diff --git a/examples/user_interfaces/svg_histogram.py b/examples/user_interfaces/svg_histogram.py
@@ -35,7 +35,7 @@
 import numpy as np
 import matplotlib.pyplot as plt
 import xml.etree.ElementTree as ET
-from StringIO import StringIO
+from io import BytesIO
 import json
 
 plt.rcParams['svg.embed_char_paths'] = 'none'
@@ -76,7 +76,7 @@
     t.set_gid('leg_text_%d' % i)
 
 # Save SVG in a fake file object.
-f = StringIO()
+f = BytesIO()
 plt.savefig(f, format="svg")
 
 # Create XML tree from the SVG file.
