--- /dev/null
+class TraceAttr:
+ ALL = 'all'
+ STREAM = 'stream'
+ PATH = 'path'
+ SIZE = 'size'
+
+class Trace(object):
+ def __init__(self, name, help):
+ self._name = name
+ self._help = help
+ self.enabled = False
+
+ @property
+ def name(self):
+ return self._name
+
+ @property
+ def help(self):
+ return self._help
+