Bump the version to 5.0.0-alpha

Author: zeroSteiner

lib/rule_engine/__init__.py

@@ -30,7 +30,7 @@
 #  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #
 
-__version__ = '4.5.1'
+__version__ = '5.0.0-alpha'
 
 from .engine import resolve_attribute
 from .engine import resolve_item

setup.py

@@ -51,7 +51,11 @@
 	long_description = None
 
 with open(os.path.join(base_directory, 'lib', 'rule_engine', '__init__.py')) as file_h:
-	match = re.search(r'^__version__\s*=\s*([\'"])(?P<version>\d+(\.\d+)*)\1$', file_h.read(), flags=re.MULTILINE)
+	match = re.search(
+		r'^__version__\s*=\s*([\'"])(?P<version>\d+(\.\d+)*(-[a-zA-Z\d]+(\.[1-9][0-9]*)?)?)\1$',
+		file_h.read(),
+		flags=re.MULTILINE
+	)
 if match is None:
 	raise RuntimeError('Unable to find the version information')
 version = match.group('version')