old_contents: #!/usr/bin/env python
  
  __all__ = ['run_main','compile','f2py_testing']
  
  import os
  import sys
  import commands
  
  from info import __doc__
  
  import f2py2e
  run_main = f2py2e.run_main
  main = f2py2e.main
  import f2py_testing
  
  def compile(source,
              modulename = 'untitled',
              extra_args = '',
              verbose = 1,
              source_fn = None
              ):
      ''' Build extension module from processing source with f2py.
      Read the source of this function for more information.
      '''
      from numpy.distutils.exec_command import exec_command
      import tempfile
      if source_fn is None:
          fname = os.path.join(tempfile.mktemp()+'.f')
      else:
          fname = source_fn
  
      f = open(fname,'w')
      f.write(source)
      f.close()
  
      args = ' -c -m %s %s %s'%(modulename,fname,extra_args)
      c = '%s -c "import numpy.f2py as f2py2e;f2py2e.main()" %s' %(sys.executable,args)
      s,o = exec_command(c)
      if source_fn is None:
          try: os.remove(fname)
          except OSError: pass
      return s
  
new_contents: #!/usr/bin/env python
  
  __all__ = ['run_main','compile','f2py_testing']
  
  import os
  import sys
  import commands
  
  import f2py2e
  import f2py_testing
  import diagnose
  
  from info import __doc__
  
  run_main = f2py2e.run_main
  main = f2py2e.main
  
  def compile(source,
              modulename = 'untitled',
              extra_args = '',
              verbose = 1,
              source_fn = None
              ):
      ''' Build extension module from processing source with f2py.
      Read the source of this function for more information.
      '''
      from numpy.distutils.exec_command import exec_command
      import tempfile
      if source_fn is None:
          fname = os.path.join(tempfile.mktemp()+'.f')
      else:
          fname = source_fn
  
      f = open(fname,'w')
      f.write(source)
      f.close()
  
      args = ' -c -m %s %s %s'%(modulename,fname,extra_args)
      c = '%s -c "import numpy.f2py as f2py2e;f2py2e.main()" %s' %(sys.executable,args)
      s,o = exec_command(c)
      if source_fn is None:
          try: os.remove(fname)
          except OSError: pass
      return s
  
subject: Add diagnose to f2py package. This makes the tests a bit easier to fix.