code: def testBaseFeedInterface(self):
      feed = csvfeed.Feed("Date", "%Y-%m-%d")
      feed.addValuesFromCSV(
          common.get_data_file_path("orcl-2000-yahoofinance.csv")
      )
      feed_test.tstBaseFeedInterface(self, feed)
  
file_path: pyalgotrade/testcases/csvfeed_test.py
imports: import datetime
  import os
  from .None import common
  from .None import feed_test
  from pyalgotrade.feed import csvfeed
  from pyalgotrade import dispatcher
  from pyalgotrade import marketsession
  from pyalgotrade.utils import dt
label_desc: Use image node_id 1 for calling the TestCase obj's underlying member method code with example usage: obj.testBaseFeedInterface() without return types