from django.db import models
    class RateSheetDetails(models.Model):
        file_location = models.FileField(upload_to='LCR_files')

from forms import *
 from models import Lerg_uploading,RateSheetDetails
 from ratesheet import Lerg
 class RateSheet( View ):
        def post( self, request, *args, **kwargs ):
            file_instance = RateSheetDetails.objects.values_list('file_location')
            lerd_class_instance=Lerg()
            lergupload = lerd_class_instance.readfile(file_instance)
            print lergupload

import os
class Lerg:
    def readfile(self,path):
        filename = ""
        filepath = path
        if os.path.exists(filepath): #check filepath existing or not
            filename = os.path.basename(filepath)
            return self.filename