Implement creation of bump version

services.py

@@ -26,10 +26,14 @@ class InitReleaseService():
         release_version = Version.create_release_version(version_list, release_type)        
         self.version_repo.write_file(release_version.get_version_string())
 
-
     def create_bump_version(self):
-        bump_version = create_bump_version(version_repo.version_list, release_type)
-        pass
+        if self.version_repo == None:
+            raise Exception('VersionRepo was not created. Did you run create_lease_version()?')
+        version_list = self.get_version_list()
+
+        bump_version = Version.create_bump_version(version_list, ReleaseType.SNAPSHOT)
+        self.version_repo.write_file(bump_version.get_version_string())
+