Replace codecs.open with open

Author: Harmon758

setup.py

@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 import os
-import codecs
+
 try:
     from setuptools import setup, find_packages
 except ImportError:
@@ -11,7 +11,7 @@
 import smmap
 
 if os.path.exists("README.md"):
-    long_description = codecs.open('README.md', "r", "utf-8").read().replace('\r\n', '\n')
+    long_description = open('README.md', "r", encoding="utf-8").read().replace('\r\n', '\n')
 else:
     long_description = "See https://github.com/gitpython-developers/smmap"