Python实现的tab文件操作类分享

# -*- coding:gbk -*-

import os

class TABFILE:
 def __init__(self, filename, dest_file = None):
 self.filename = filename
 if not dest_file:
 self.dest_file = filename
 else:
 self.dest_file = dest_file
 self.filehandle = None
 self.content = []
 self.initflag = False
 self.column = 0
 self.row = 0
 self.data = []
 def Init(self):
 try: 
 self.filehandle = open(self.filename, 'r')
 self.initflag = self._load_file()
 except: 
 pass
 else:
 self.initflag = True
 return self.initflag

 def UnInit(self):
 if self.initflag:
 self.filehandle.close()
 
 def _load_file(self):
 if self.filehandle:
 self.content = self.filehandle.readlines()
 self.row = len(self.content) - 1
 head = self.content[0].split('	')
 self.column = len(head)
 for line in self.content:
 #这里需要去掉末尾的换行
 #line = line - '

'
 self.data.append(line.rstrip().split('	'))
 return True
 else:
 return False

 def GetValue(self, row, column):
 if 0 < row < self.row and 0 < column < self.column:
 return self.data[row][column - 1]
 else:
 return None

 def SetValue(self, row, column, value):
 if 0 < row < self.row and 0 < column < self.column:
 self.data[row][column] = value
 else:
 return False

 def SaveToFile(self):
 filewrite = open(self.dest_file, 'w')
 if not filewrite:
 return False
 sep_char = '	'
 for line in self.data:
 filewrite.write(sep_char.join(line)+'
')
 filewrite.close()
 return True