class_docstr: Browser tree for child nodes within the module.
  
  Uses TreeItem as the basis for the structure of the tree.
class_docstr_tok: ["Browser","tree","for","child","nodes","within","the","module",".","Uses","TreeItem","as","the","basis","for","the","structure","of","the","tree","."]
docstr: Open module with file_open and position to lineno.
docstr_tok: ["Open","module","with","file_open","and","position","to","lineno","."]
code: def OnDoubleClick(self):
      "Open module with file_open and position to lineno."
      try:
          edit = file_open(self.obj.file)
          edit.gotoline(self.obj.lineno)
      except (OSError, AttributeError):
          pass
  
imports: import os
  import pyclbr
  import sys
  from idlelib.config import idleConf
  from idlelib import pyshell
  from idlelib.tree import TreeNode, TreeItem, ScrolledCanvas
  from idlelib.util import py_extensions
  from idlelib.window import ListedToplevel
label_desc: Use image node_id 6 for calling the ChildBrowserTreeItem obj's underlying member method code with example usage: obj.OnDoubleClick() without return types