old_contents: #! /usr/bin/env python
  """
  This is a convenience script to test the speed and memory usage of Jedi with
  large libraries.
  
  Each library is preloaded by jedi, recording the time and memory consumed by
  each operation.
  
  You can provide additional libraries via command line arguments.
  
  Note: This requires the psutil library, available on PyPI.
  """
  import time
  import sys
  import psutil
  import jedi
  
  
  def used_memory():
      """Return the total MB of System Memory in use."""
      return psutil.virtual_memory().used / 2 ** 20
  
  
  def profile_preload(mod):
      """Preload a module into Jedi, recording time and memory used."""
      base = used_memory()
      t0 = time.time()
      jedi.preload_module(mod)
      elapsed = time.time() - t0
      used = used_memory() - base
      return elapsed, used
  
  
  def main(mods):
      """Preload the modules, and print the time and memory used."""
      t0 = time.time()
      baseline = used_memory()
      print('Time (s) | Mem (MB) | Package')
      print('------------------------------')
      for mod in mods:
          elapsed, used = profile_preload(mod)
          if used > 0:
              print('%8.1f | %8d | %s' % (elapsed, used, mod))
      print('------------------------------')
      elapsed = time.time() - t0
      used = used_memory() - baseline
      print('%8.1f | %8d | %s' % (elapsed, used, 'Total'))
  
  
  if __name__ == '__main__':
      mods = ['re', 'numpy', 'scipy', 'scipy.sparse', 'scipy.stats',
              'wx', 'decimal', 'PyQt4.QtGui', 'PySide.QtGui', 'Tkinter']
      mods += sys.argv[1:]
      main(mods)
  
new_contents: #! /usr/bin/env python
  """
  This is a convenience script to test the speed and memory usage of Jedi with
  large libraries.
  
  Each library is preloaded by jedi, recording the time and memory consumed by
  each operation.
  
  You can provide additional libraries via command line arguments.
  
  Note: This requires the psutil library, available on PyPI.
  """
  import time
  import sys
  import os
  import psutil
  sys.path.insert(0, os.path.abspath(os.path.dirname(__file__) + '/..'))
  import jedi
  
  
  def used_memory():
      """Return the total MB of System Memory in use."""
      return psutil.virtual_memory().used / 2 ** 20
  
  
  def profile_preload(mod):
      """Preload a module into Jedi, recording time and memory used."""
      base = used_memory()
      t0 = time.time()
      jedi.preload_module(mod)
      elapsed = time.time() - t0
      used = used_memory() - base
      return elapsed, used
  
  
  def main(mods):
      """Preload the modules, and print the time and memory used."""
      t0 = time.time()
      baseline = used_memory()
      print('Time (s) | Mem (MB) | Package')
      print('------------------------------')
      for mod in mods:
          elapsed, used = profile_preload(mod)
          if used > 0:
              print('%8.1f | %8d | %s' % (elapsed, used, mod))
      print('------------------------------')
      elapsed = time.time() - t0
      used = used_memory() - baseline
      print('%8.1f | %8d | %s' % (elapsed, used, 'Total'))
  
  
  if __name__ == '__main__':
      mods = ['re', 'numpy', 'scipy', 'scipy.sparse', 'scipy.stats',
              'wx', 'decimal', 'PyQt4.QtGui', 'PySide.QtGui', 'Tkinter']
      mods += sys.argv[1:]
      main(mods)
  
subject: Correct a path in memory check.