code: def makeBackupFile(self, dstPath, fileName):
          
  
          with open(os.devnull) as devnull:
              SP.call(['mongodump', '--db', self.dbName, '--out', dstPath],
                      stdout=devnull,
                      stderr=devnull)
              SP.call(['zip',
                       '-r',
                       os.path.join(dstPath, fileName),
                       os.path.join(dstPath, self.dbName)],
                      stdout=devnull,
                      stderr=devnull)
  
          SP.call(['rm', '-rf', os.path.join(dstPath, self.dbName)])
docs: :param str dstPath: The destination path of the backup file
              :param str fileName: The filename to use