text: #!/usr/bin/python
  #******************************************************************************
  
  #    OpenAirInterface 
  #    Copyright(c) 1999 - 2014 Eurecom
  
  #    OpenAirInterface is free software: you can redistribute it and/or modify
  #    it under the terms of the GNU General Public License as published by
  #    the Free Software Foundation, either version 3 of the License, or
  #    (at your option) any later version.
  
  
  #    OpenAirInterface is distributed in the hope that it will be useful,
  #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  #    GNU General Public License for more details.
  
  #   You should have received a copy of the GNU General Public License
  #   along with OpenAirInterface.The full GNU General Public License is 
  #   included in this distribution in the file called "COPYING". If not, 
  #   see <http://www.gnu.org/licenses/>.
  
  #  Contact Information
  #  OpenAirInterface Admin: openair_admin@eurecom.fr
  #  OpenAirInterface Tech : openair_tech@eurecom.fr
  #  OpenAirInterface Dev  : openair4g-devel@lists.eurecom.fr
    
  #  Address      : Eurecom, Campus SophiaTech, 450 Route des Chappes, CS 50193 - 06904 Biot Sophia Antipolis cedex, FRANCE
  
  # *******************************************************************************/
  # \author Navid Nikaein, Rohit Gupta
  
  import sys
  import re
  import os
  
  #Arg 1 name of file
  #Arg 2 keyword
  #arg 3 replacement text
  #Note that these should be seperated by spaces
  if len(sys.argv) != 4:
    print "search_repl.py: Wrong number of arguments. This program needs 3 arguments. The number of arguments supplied : " + str(sys.argv)
    sys.exit()
  filename = os.path.expandvars(sys.argv[1])
  keyword = sys.argv[2]
  replacement_text = sys.argv[3]
  
  
  file = open(filename, 'r')
  string = file.read()
  file.close()
  
  
  if keyword == 'mme_ip_address':
     replacement_text = keyword + ' =  ( { ' + replacement_text + ' } ) ; '
     string = re.sub(r"mme_ip_address\s*=\s*\(([^\$]+?)\)\s*;", replacement_text, string, re.M)
  elif keyword == 'IPV4_LIST' or keyword=='GUMMEI_LIST' or keyword == 'TAI_LIST':
     replacement_text = keyword + ' =  ( ' + replacement_text + '  ) ; '
     string = re.sub(r"%s\s*=\s*\(([^\$]+?)\)\s*;" % keyword, replacement_text, string, re.M)
  elif keyword == 'rrh_gw_config':
     replacement_text = keyword + ' =  ( { ' + replacement_text + ' } ) ; '
     string = re.sub(r"rrh_gw_config\s*=\s*\(([^\$]+?)\)\s*;", replacement_text, string, re.M)
  elif keyword == 'ConnectPeer':
     replacement_text = keyword + ' = \"' + replacement_text + '\"'
     string = re.sub(r"%s\s*=\s*\"(.+?)\"" % keyword , replacement_text, string, re.M)
  else :
     replacement_text = keyword + ' =  ' + replacement_text + ' ; '
     string = re.sub(r"%s\s*=\s*([^\$]+?)\s*;" % keyword , replacement_text, string, re.M)   
  #else : 
  #   replacement_text = keyword + ' =\"' + replacement_text + '\" ; '
  #   string = re.sub(r"%s\s*=\s*\"([^\$]+?)\"\s*;" % keyword , replacement_text, string, re.M)
  
  file = open(filename, 'w')
  file.write(string)
  file.close()
  
  