Merge pull request #868 from theodesp/issue-867

Fixed [Issue 867] Simplified code in setup.py

setup.py

@@ -2,17 +2,18 @@
 rq is a simple, lightweight, library for creating background jobs, and
 processing them.
 """
-import sys
 import os
 from setuptools import setup, find_packages
 
 
 def get_version():
     basedir = os.path.dirname(__file__)
+    try:
         with open(os.path.join(basedir, 'rq/version.py')) as f:
             locals = {}
             exec(f.read(), locals)
             return locals['VERSION']
+    except FileNotFoundError:
         raise RuntimeError('No version info found.')