code: def testDontIgnoreErrors(self):
      with self.assertRaises(Exception) as e:
          with common.TmpDir() as tmpPath:
              instrument = "inexistent"
              check_output(
                  [
                      "python",
                      "-m",
                      "pyalgotrade.tools.quandl",
                      "--source-code=WIKI",
                      "--table-code=%s" % instrument,
                      "--from-year=2010",
                      "--to-year=2010",
                      "--storage=%s" % tmpPath,
                      "--frequency=daily",
                  ],
                  stderr=subprocess.STDOUT,
              )
      self.assertIn(
          "404 Client Error: Not Found",
          bytes_to_str(e.exception.output),
      )
  
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 16 for calling the ToolsTestCase obj's underlying member method code with example usage: obj.testDontIgnoreErrors() without return types