fix: drop _compat pre-filled module

{{cookiecutter.project_name}}/pyproject.toml

@@ -91,7 +91,6 @@ classifiers = [
 
 [tool.poetry.dependencies]
 python = ">=3.8"
-typing_extensions = { version = ">=4.6", python = "<3.11" }
 
 furo = { version = ">=22", optional = true }
 myst_parser = { version = ">=0.13", optional = true }
@@ -162,9 +161,7 @@ classifiers = [
 {%- if cookiecutter.backend in ["trampolim", "flit", "hatch"] %}
 dynamic = ["version"]
 {%- endif %}
-dependencies = [
-  "typing_extensions >=4.6; python_version<'3.11'",
-]
+dependencies = []
 
 [project.optional-dependencies]
 test = [
@@ -287,7 +284,6 @@ extend-ignore = [
 {%- if cookiecutter.backend in ["setuptools", "pybind11", "poetry"] %}
 target-version = "py38"
 {%- endif %}
-typing-modules = ["{{ cookiecutter.__project_slug }}._compat.typing"]
 src = ["src"]
 unfixable = [
   "T20",  # Removes print statements
@@ -296,6 +292,8 @@ unfixable = [
 exclude = []
 flake8-unused-arguments.ignore-variadic-names = true
 isort.required-imports = ["from __future__ import annotations"]
+# Uncomment if using a _compat.typing backport
+# typing-modules = ["{{ cookiecutter.__project_slug }}._compat.typing"]
 
 [tool.ruff.per-file-ignores]
 "tests/**" = ["T20"]

{{cookiecutter.project_name}}/tests/test_package.py

@@ -1,14 +1,7 @@
 from __future__ import annotations
 
 import {{ cookiecutter.__project_slug }} as m
-import {{ cookiecutter.__project_slug }}._compat.typing as typing_backports
 
 
 def test_version():
     assert m.__version__
-
-
-def test_has_typing():
-    assert hasattr(typing_backports, "TypeAlias")
-    assert hasattr(typing_backports, "Self")
-    assert hasattr(typing_backports, "assert_never")