old_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  #
  # Copyright 2012 Zhang ZY<http://idupx.blogspot.com/> 
  #
  # Licensed under the Apache License, Version 2.0 (the "License"); you may
  # not use this file except in compliance with the License. You may obtain
  # a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  # License for the specific language governing permissions and limitations
  # under the License.
  
  ''' set classpath
  '''
  
  import os
  import sys
  
  CURRENT_PATH = os.path.dirname(os.path.realpath(__file__))
  PROJECT_PATH = os.path.realpath(os.path.join(CURRENT_PATH, '..'))
  
  if PROJECT_PATH not in sys.path:
      sys.path.append(PROJECT_PATH)
  
  def main():
      print 'CURRENT_PATH:', CURRENT_PATH
      print 'PROJECT_PATH:', PROJECT_PATH
  
  if __name__ == '__main__':
      main()
  
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  #
  # Copyright 2012 Zhang ZY<http://idupx.blogspot.com/> 
  #
  # Licensed under the Apache License, Version 2.0 (the "License"); you may
  # not use this file except in compliance with the License. You may obtain
  # a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  # License for the specific language governing permissions and limitations
  # under the License.
  
  ''' set classpath
  '''
  
  import os
  import sys
  
  CURRENT_PATH = os.path.dirname(os.path.realpath(__file__))
  PROJECT_PATH = os.path.realpath(os.path.join(CURRENT_PATH, '..'))
  
  if PROJECT_PATH not in sys.path:
      sys.path.insert(0, PROJECT_PATH)
  
  def main():
      print 'CURRENT_PATH:', CURRENT_PATH
      print 'PROJECT_PATH:', PROJECT_PATH
  
  if __name__ == '__main__':
      main()
  
subject: Add current project path to the first position of sys.modules