docstr: Return the stretch factors for this container
docstr_tok: ["Return","the","stretch","factors","for","this","container"]
code: def stretch(self):
      """Return the stretch factors for this container"""
      return self._stretch
  
imports: import weakref
  from ..Qt import QtCore, QtWidgets
  from .Dock import Dock
label_desc: Use image node_id 12 for calling the Container obj's underlying member method code with example usage: obj.stretch() and returns: self