code: def test_all_singular_ie(self):
      for w in singular_ie:
          assert_true(pluralize(w).endswith("ies"))
          assert_equals(singularize(pluralize(w)), w)
  
file_path: TextBlob/tests/test_inflect.py
imports: from nose.tools import assert_equals, assert_true
  from unittest import TestCase
  from textblob.en.inflect import plural_categories, singular_ie, singular_irregular, singular_uncountable, singular_uninflected, singularize, pluralize
label_desc: Use image node_id 6 for calling the InflectTestCase obj's underlying member method code with example usage: obj.test_all_singular_ie() without return types