Fix TypeError with Python 2.7 (PyMySQL#575)

rjollos · methane · commit a29347c27ba4 · 2017-05-29T14:38:52.000+09:00
TypeError: 'encoding' is an invalid keyword argument
for this function
diff --git a/setup.py b/setup.py
@@ -9,7 +9,7 @@
 else:
     version = "%d.%d.%d" % version_tuple[:3]
 
-with open('./README.rst', encoding='utf-8') as f:
+with io.open('./README.rst', encoding='utf-8') as f:
     readme = f.read()
 
 setup(
