def __loadFromFile(self):
     try:
         f = open(self._fName, 'r')
     except IOError:
         return
     line = f.readline().strip()
     while line != "":
         t = line.split(';')
         gr = Grade(t[3], int(t[0]), t[2], int(t[1]))
         GradeBase.add(self, gr)
         line = f.readline().strip()
     f.close()
 def __loadFromFile(self):
     try:
         f = open(self._fName, "r")
     except IOError:
         return
     line = f.readline().strip()
     while line != "":
         t = line.split(";")
         gr = Grade(t[3], int(t[0]), t[2], int(t[1]))
         GradeBase.add(self, gr)
         line = f.readline().strip()
     f.close()
 def add(self, stud):
     GradeBase.add(self, stud)
     self.__storeToFile()
 def add(self, stud):
     GradeBase.add(self, stud)
     self.__storeToFile()