def load(self, path=None):
""" Load text from a path, or set text empty if no path.
This method uses the default encoding for io.open, which may or may
not make sense; a real, robust editor should use tokenize.open or
equivalent to detect file encodings.
Parameters
----------
path : path or '' or None
The path of the file to load. If the path is None, use the path
providied via self.obj.
"""
if path is None:
path = self.obj
if path:
with open(path) as fp:
self.code = fp.read()
self.obj = path
else:
self.code = ""
if self.ui is not None:
# reset history
self.ui.history = UndoHistory()
self._last_save = 0
def create(self, parent):
""" Create and set the toolkit-specific contents of the editor.
"""
super(PythonEditor, self).create(parent)
self.ui.history = UndoHistory()
self._last_save = 0