Grammar fix

snf-common/synnefo/util/version.py

@@ -116,6 +116,6 @@ def update_version(module, name='version', root='.'):
         import sys
         paths = [root] + module.split(".") + ["%s.py" % name]
         module_filename = os.path.join(*paths)
-        sys.stdout.write("WARNING: Can not update version because `devflow` is"
+        sys.stdout.write("WARNING: Cannot update version because `devflow` is"
                          " not installed. Please make sure to manually"
                          " update version file: '%s'\n" % module_filename)

update_version.py

@@ -35,7 +35,7 @@ import sys
 try:
     from devflow import versioning
 except ImportError:
-    raise RuntimeError("devflow is build dependency")
+    raise RuntimeError("devflow is a build dependency")
 
 
 def main():