old_contents: #!/usr/bin/python
  
  # -*- coding: utf-8 -*-
  import re
  import sys
  
  from cobra import main
  
  if __name__ == '__main__':
      sys.argv[0] = re.sub(r'(-script\.pyw?|\.exe)?$', '', sys.argv[0])
      sys.exit(main())
  
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  import re
  import sys
  
  from cobra import main
  
  
  if __name__ == '__main__':
      sys.argv[0] = re.sub(r'(-script\.pyw?|\.exe)?$', '', sys.argv[0])
      sys.exit(main())
  
  
subject: 修复在virtualenv环境下无法通过./cobra.py执行的问题