small is beautifull

git-svn-id: https://redmine.imt-atlantique.fr/svn/xaal/code/Python/branches/fork@1521 b32b6428-25c9-4566-ad07-03861ab6144f

lib/xaal/lib/tools.py

@@ -91,17 +91,15 @@ def get_random_uuid():
 
 
 def is_valid_addr(val):
-    result = False
     if re.match(XAAL_ADDR_PATTERN,val):
-        result = True
-    return result
+        return True
+    return False
 
 
 def is_valid_devtype(val):
-    result = False
     if re.match(XAAL_DEVTYPE_PATTERN,val):
-        result = True
-    return result
+        return True
+    return False
 
 
 def get_logger(name, level, filename=None):
@@ -156,4 +154,3 @@ def singleton(class_):
         instances[class_] = class_(*args, **kwargs)
     return instances[class_]
   return getinstance
-