diff --git a/tests/helpers.py b/tests/helpers.py
deleted file mode 100644
index adb4d582..00000000
--- a/tests/helpers.py
+++ /dev/null
@@ -1,28 +0,0 @@
-"""Tests for DocutilsView template view."""
-import typing as t
-
-from django.template.engine import Engine
-
-if t.TYPE_CHECKING:
-    import sys
-    import types
-
-    from typing_extensions import TypeAlias
-
-    # https://github.com/python/typeshed/blob/f7aa7b7/stdlib/builtins.pyi#L1461
-    if sys.version_info >= (3, 10):
-        _ClassInfo: TypeAlias = type | types.UnionType | tuple["_ClassInfo", ...]
-    else:
-        _ClassInfo: TypeAlias = type | tuple[_ClassInfo, ...]
-
-
-def get_template_engine(
-    using: "_ClassInfo",
-) -> None | Engine:
-    """Return Template Engine (e.g. DocutilsTemplates), for augmenting dirs in tests."""
-    from django.template import engines
-
-    for engine in engines.all():
-        if isinstance(engine, using):
-            return t.cast(Engine, engine.engine)  # type:ignore
-    return None