/home/bes3soft/bes3soft/Boss/7.0.2/dist/7.0.2/Simulation/BOOST/TofSim/TofSim-00-02-33/dat/BesTofDatSvc.py

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#!/usr/bin/python

class BesTofDatSvc:
  def __init__(self):
    import os
    self.__rootPath = os.getenv('TOFSIMROOT') + '/dat/'

    self.__file = open(self.__rootPath + 'srcBesTof.txt', 'r')
    self.__fileLines = self.__file.readlines()
    self.__file.close()

  def do(self, key, value): 
    oldLines = self.__fileLines
    upperKey = key.upper()
    lineNo = 0
    wantLine = 0
    wantWord = 0
    
    for eachLine in oldLines:
      upperLine = eachLine.upper()
      allWords = upperLine.split()
      wordNo = 0
      flag = 0
      
      for eachWord in allWords:
        if eachWord == upperKey:
          wantLine = lineNo + 1
          wantWord = wordNo
          flag = 1
          break
        wordNo = wordNo + 1
      
      if flag == 1:
        break
      lineNo = lineNo + 1       
    
    oldValues = oldLines[wantLine].split()

    newValues = []
    for i in xrange(oldValues.__len__()):
      if i == wantWord:
        newValues.append(value)
      else:
        newValues.append(oldValues[i])
    newLine = ' '.join(newValues)
    newLine = newLine + '\n'

    self.__fileLines = []
    for i in xrange(oldLines.__len__()):
      if i == wantLine:
        self.__fileLines.append(newLine)
      else:
        self.__fileLines.append(oldLines[i])

  def write(self):    
    outFile = open(self.__rootPath + 'BesTof.txt', 'w')
    outFile.writelines(self.__fileLines)
    outFile.close()


if __name__ == '__main__':
  besTofDatSvc = BesTofDatSvc()
  besTofDatSvc.do('atten', '3900')
  besTofDatSvc.do('phNConst', '8000')
  besTofDatSvc.write()

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