Merge pull request #12 from Wuestengecko/master

Fix unit tests on Python 3.10

Author: fcurella

datauri/__init__.py

@@ -68,7 +68,7 @@ def __repr__(self):
         return "DataURI(%s)" % (super(DataURI, self).__repr__(),)
 
     def wrap(self, width=76):
-        return "\n".join(textwrap.wrap(self, width))
+        return "\n".join(textwrap.wrap(self, width, break_on_hyphens=False))
 
     @property
     def mimetype(self):