Ignore Python 2 specific code in tests

test/test_cache.py

@@ -180,12 +180,13 @@ def test_inactive_cache(tmpdir, isolated_parso_cache):
 @skip_pypy
 def test_permission_error(monkeypatch):
     def save(*args, **kwargs):
-        was_called[0] = True  # Python 2... Use nonlocal instead
+        nonlocal was_called
+        was_called = True
         raise PermissionError
 
-    was_called = [False]
+    was_called = False
 
     monkeypatch.setattr(cache, '_save_to_file_system', save)
     with pytest.warns(Warning):
         parse(path=__file__, cache=True, diff_cache=True)
-    assert was_called[0]
+    assert was_called

test/test_parser.py

@@ -109,15 +109,7 @@ def test_param_splitting(each_version):
     but Jedi does this to simplify argument parsing.
     """
     def check(src, result):
-        # Python 2 tuple params should be ignored for now.
         m = parse(src, version=each_version)
-        if each_version.startswith('2'):
-            # We don't want b and c to be a part of the param enumeration. Just
-            # ignore them, because it's not what we want to support in the
-            # future.
-            func = next(m.iter_funcdefs())
-            assert [param.name.value for param in func.get_params()] == result
-        else:
         assert not list(m.iter_funcdefs())
 
     check('def x(a, (b, c)):\n pass', ['a'])
@@ -138,15 +130,6 @@ def test_started_lambda_stmt(each_version):
     assert m.children[0].type == 'error_node'
 
 
-def test_python2_octal(each_version):
-    module = parse('0660', version=each_version)
-    first = module.children[0]
-    if each_version.startswith('2'):
-        assert first.type == 'number'
-    else:
-        assert first.type == 'error_node'
-
-
 @pytest.mark.parametrize('code', ['foo "', 'foo """\n', 'foo """\nbar'])
 def test_open_string_literal(each_version, code):
     """

test/test_pgen2.py

@@ -1,11 +1,3 @@
-"""Test suite for 2to3's parser and grammar files.
-
-This is the place to add tests for changes to 2to3's grammar, such as those
-merging the grammars for Python 2 and 3. In addition to specific tests for
-parts of the grammar we've changed, we also make sure we can parse the
-test_grammar.py files from both Python 2 and Python 3.
-"""
-
 from textwrap import dedent
 
 import pytest
@@ -281,10 +273,6 @@ def test_parser_idempotency_extended_unpacking(works_in_py):
 
 
 def test_multiline_bytes_literals(each_version):
-    """
-    It's not possible to get the same result when using \xaa in Python 2/3,
-    because it's treated differently.
-    """
     s = """
         md5test(b"\xaa" * 80,
                 (b"Test Using Larger Than Block-Size Key "

test/test_prefix.py

@@ -1,9 +1,4 @@
-try:
 from itertools import zip_longest
-except ImportError:
-    # Python 2
-    from itertools import izip_longest as zip_longest
-
 from codecs import BOM_UTF8
 
 import pytest

test/test_tokenize.py

@@ -136,12 +136,7 @@ def test_identifier_contains_unicode():
     ''')
     token_list = _get_token_list(fundef)
     unicode_token = token_list[1]
-    if sys.version_info.major >= 3:
     assert unicode_token[0] == NAME
-    else:
-        # Unicode tokens in Python 2 seem to be identified as operators.
-        # They will be ignored in the parser, that's ok.
-        assert unicode_token[0] == ERRORTOKEN
 
 
 def test_quoted_strings():