docs: def delete(self, full_path):
          """Delete a file in full_path
  
              >>> nd.delete('/Picture/flower.png')
  
          :param full_path: The full path to delete the file to, *including the file name*.
  
          :return: ``True`` if success to delete the file or ``False``
          """
          now = datetime.datetime.now().isoformat()
          url = nurls['delete'] + full_path
  
          headers = {'userid': self.user_id,
                     'useridx': self.useridx,
                     'Content-Type': "application/x-www-form-urlencoded; charset=UTF-8",
                     'charset': 'UTF-8',
                     'Origin': 'http://ndrive2.naver.com',
          }
          try:
              r = self.session.delete(url = url, headers = headers)
              r.encoding = 'utf-8'
          except:
              print "Error delete: wrong full_path"
              return False
  
          message = json.loads(r.text)['message']
  
          if message != 'success':
              print "Error delete: " + message
              return False
          else:
              return True