code: def next(self):
      return self._next_impl()
  
file_path: pyalgotrade/pyalgotrade/utils/csvutils.py
imports: import csv
  import logging
  import six
  from six.moves import xrange
  import requests
label_desc: Use image node_id 5 for calling the FastDictReader obj's underlying member method code with example usage: obj.next() and returns: self