Corpus - Remove attribute copying

orangecontrib/text/corpus.py

@@ -544,8 +544,6 @@ def from_table(cls, domain, source, row_indices=...):
         c = super().from_table(domain, source, row_indices)
         c._setup_corpus()
         Corpus.retain_preprocessing(source, c, row_indices)
-        # temp fix: remove when oldest Orange >= 3.34
-        c.attributes = deepcopy(c.attributes)
         return c
 
     @classmethod
@@ -587,8 +585,6 @@ def from_table_rows(cls, source, row_indices):
         if hasattr(source, "_titles"):
             # covering case when from_table_rows called by from_table
             c._titles = source._titles[row_indices]
-        # temp fix: remove when oldest Orange >= 3.34
-        c.attributes = deepcopy(c.attributes)
         return c
 
     @classmethod

orangecontrib/text/tests/test_corpus.py

@@ -671,20 +671,6 @@ def test_language_copied(self):
         self.assertEqual(new_corpus.language, "sl")
         self.assertEqual(corpus.language, "en")
 
-    def test_remove_attributes_copy(self):
-        """
-        Happy new year!
-
-        We added a deepcopy of attributes to from_table and from_table_rows
-        since Orange didn't copy attributes. It should be removed when oldest
-        supported Orange is 3.34 or higher.
-        When test starts to fail:
-        - remove it
-        - remove copying of attributes in from_table and from_table_rows
-        - update Orange version to >=3.34 if not done yet
-        """
-        self.assertLess(datetime.today(), datetime(2024, 1, 1))
-
     def test_language_unpickle(self):
         path = os.path.dirname(__file__)
         file = os.path.abspath(os.path.join(path, "data", "book-excerpts.pkl"))