Traceback (most recent call last):
  File "App1.py", line 6, in ?
  File "Frame1.pyc", line 4, in ?
  File "matplotlib\__init__.pyc", line 568, in ?
  File "matplotlib\__init__.pyc", line 261, in wrapper
  File "matplotlib\__init__.pyc", line 376, in _get_data_path
RuntimeError: Could not find the matplotlib data files