old_contents: from entrypoint2 import entrypoint
  import pyscreenshot
  import tempfile
  import time
  
  
  def run(force_backend, n, to_file, bbox=None):
      f = tempfile.NamedTemporaryFile(suffix='.png', prefix='test')
      filename = f.name
      start = time.time()
      for i in range(n):
          if to_file:
              pyscreenshot.grab_to_file(filename, backend=force_backend, childprocess=True)
          else:
              pyscreenshot.grab(bbox=bbox, backend=force_backend, childprocess=True)
      end = time.time()
      dt = end - start
  
      s = ''
      s += '%-20s' % force_backend
      s += '\t'
      s += '%-4.2g sec' % dt
      s += '\t'
      s += '(%5d ms per call)' % (1000.0 * dt / n)
      print(s)
  
  
  def run_all(n, to_file, bbox=None):
      print('')
  
      s = ''
      s += 'n=%s' % n
      s += '\t'
      s += ' to_file: %s' % to_file
      s += '\t'
      s += ' bounding box: %s' % (bbox,)
      print(s)
  
      print('------------------------------------------------------')
  
      for x in pyscreenshot.backends():
          try:
              run(x, n, to_file, bbox)
          except pyscreenshot.FailedBackendError as e:
              print(e)
  
  
  @entrypoint
  def speedtest():
      n = 10
      run_all(n, True)
      run_all(n, False)
      run_all(n, False, (10, 10, 20, 20))
  
new_contents: from entrypoint2 import entrypoint
  import pyscreenshot
  import tempfile
  import time
  import os
  import shutil
  
  
  def run(force_backend, n, to_file, bbox=None):
      tmpdir = tempfile.mkdtemp(prefix='pyscreenshot_speedtest_')
      start = time.time()
      for _ in range(n):
          if to_file:
              filename=os.path.join(tmpdir, 'speedtest.png')
              pyscreenshot.grab_to_file(filename, backend=force_backend, childprocess=True)
          else:
              pyscreenshot.grab(bbox=bbox, backend=force_backend, childprocess=True)
      end = time.time()
      dt = end - start
  
      s = ''
      s += '%-20s' % force_backend
      s += '\t'
      s += '%-4.2g sec' % dt
      s += '\t'
      s += '(%5d ms per call)' % (1000.0 * dt / n)
      print(s)
      shutil.rmtree(tmpdir)
      
  
  
  def run_all(n, to_file, bbox=None):
      print('')
  
      s = ''
      s += 'n=%s' % n
      s += '\t'
      s += ' to_file: %s' % to_file
      s += '\t'
      s += ' bounding box: %s' % (bbox,)
      print(s)
  
      print('------------------------------------------------------')
  
      for x in pyscreenshot.backends():
          try:
              run(x, n, to_file, bbox)
          except pyscreenshot.FailedBackendError as e:
              print(e)
  
  
  @entrypoint
  def speedtest():
      n = 10
      run_all(n, True)
      run_all(n, False)
      run_all(n, False, (10, 10, 20, 20))
  
subject: fix temp files