setup.py: version is now obtained with a reg exp

Author: rodrigomelo9

setup.py

@@ -1,13 +1,15 @@
+import re
 from setuptools import setup, find_packages
 
-import openflow
+with open('openflow/__init__.py', 'r') as f:
+    version = re.search(r"__version__ = '([\d\.]*)'", f.read()).group(1)
 
-with open('README.md', 'r') as fh:
-    long_description = fh.read()
+with open('README.md', 'r') as f:
+    long_description = f.read()
 
 setup(
     name='fpgaopenflow',
-    version=openflow.__version__,
+    version=version,
     description='a Python library, and CLI utilities, which solves HDL-to-bitstream based on FOSS',
     long_description=long_description,
     long_description_content_type='text/markdown',