How does setup.py have 2 more lines on CD machines? (#159)

Author: Justin Boswell

continuous-delivery/update-version.py

@@ -12,7 +12,7 @@
 with open(setup_path, 'r+') as setup_py:
     contents = setup_py.read()
     contents = re.sub(r'(\s)version="1\.0\.0-dev",', r'\1version="{}",'.format(version), contents)
-    setup_py.seek(0, os.SEEK_SET)
+    setup_py.seek(0)
     setup_py.write(contents)
 
     setup = contents[contents.rfind('setuptools.setup'):]