code: def test_init(self):
      tagger = textblob.taggers.PatternTagger()
      assert_true(isinstance(tagger, textblob.taggers.BaseTagger))
  
file_path: TextBlob/tests/test_taggers.py
imports: from __future__ import unicode_literals
  import os
  import unittest
  from nose.tools import *
  from nose.plugins.attrib import attr
  from textblob.base import BaseTagger
  import textblob.taggers
label_desc: Use image node_id 2 for calling the TestPatternTagger obj's underlying member method code with example usage: obj.test_init() without return types