code: def __iter__(self):
      return self
  
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 3 for calling the FastDictReader obj's underlying member method code with example usage: obj.__iter__() and returns: self