code: def testNoAdjClose(self):
      with common.TmpDir() as tmpPath:
          columnNames = {
              "open": "Last",
              "close": "Last",
              "adj_close": None,
          }
          bf = quandl.build_feed(
              "BITSTAMP",
              ["USD"],
              2014,
              2014,
              tmpPath,
              columnNames=columnNames,
              authToken=QUANDL_API_KEY,
          )
          bf.loadAll()
  
          self.assertFalse(bf.barsHaveAdjClose())
          self.assertEquals(bf["USD"][-1].getAdjClose(), None)
  
imports: import os
  import datetime
  import tempfile
  import shutil
  import subprocess
  import six
  from .None import common
  from pyalgotrade.tools import quandl
  from pyalgotrade import bar
  from pyalgotrade.barfeed import quandlfeed
label_desc: Use image node_id 11 for calling the ToolsTestCase obj's underlying member method code with example usage: obj.testNoAdjClose() without return types