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Accepting parameters from the command line with Python

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Accepting parameters from the command line with Python / Aceptando parámetros desde la linea de comandos con Python

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  1. #!/usr/bin/env python
  2. # -*- coding: utf-8 -*-
  3.  
  4. # <Application to hide files on Unix systems.>
  5. # Copyright (C) 2011 Alejandro Alvarez <[email protected]>
  6. #
  7. # This program is free software: you can redistribute it and/or modify
  8. # it under the terms of the GNU General Public License as published by
  9. # the Free Software Foundation, either version 3 of the License, or
  10. # (at your option) any later version.
  11. #
  12. # This program is distributed in the hope that it will be useful,
  13. # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14. # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15. # GNU General Public License for more details.
  16. #
  17. # You should have received a copy of the GNU General Public License
  18. # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19.  
  20. # http://www.codigopython.com.ar <[email protected]>
  21.  
  22. import os, sys
  23.  
  24. def hide(file):
  25.     if not os.path.exists(file):
  26.         return
  27.     archive = os.path.basename(file)
  28.     directorio = os.path.dirname(file)
  29.     if archive[0] == '.':
  30.         return
  31.     else:
  32.         newfile = directorio+'/''.'+archive
  33.         os.rename(file, newfile)
  34.  
  35. def show(file):
  36.     if not os.path.exists(file):
  37.         return
  38.     archive = os.path.basename(file)
  39.     directorio = os.path.dirname(file)
  40.     if archive[0] != '.':
  41.         return
  42.     else:
  43.         while archive[0] == '.':
  44.             archive = archive[1:]
  45.         newfile = directorio+'/'+archive
  46.         os.rename(file, newfile)
  47.  
  48. def check(file):
  49.     if not os.path.exists(file):
  50.         return "File does not exist"
  51.     archive = os.path.basename(file)
  52.     if archive[0] == '.':
  53.         return archive + " Is hidden"
  54.     else:
  55.         return archive + " Is not hidden"
  56.  
  57. if __name__ == '__main__':
  58.     if len(sys.argv) != 3:
  59.         print "The number of arguments entered is not correct"
  60. 	file = sys.argv[1]
  61. 	action = sys.argv[2]
  62.     if action == '-c':
  63.         print check(file)
  64.     elif action == '-h':
  65.         hide(file)
  66.         print "The file is hidden"
  67.     elif action == '-s':
  68.         show(file)
  69.         print "The file is not hidden"
  70.     else:
  71.         print "The argument entered is incorrect."

URL: http://wiki.codigopython.com.ar/pyhide:aceptando-parametros-desde-la-linea-de-comandos

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