title: wxPython: TreeCtrl: How can I get a tree item by name?
body: <p>I am using wxPython and got a tree with some items.
  Now I need a function which give me the tree item object by name.</p>
  
  <p>For example:
  item = self.GetItemByName("MyStories")</p>
  
  <p>I can not find such function in the documentation. </p>
  
  <p>Does anyone has any ideas?</p>