From 87e114224240f7f6026a19551588b568fc656d7f Mon Sep 17 00:00:00 2001
From: Will McGugan <willmcgugan@gmail.com>
Date: Wed, 2 Oct 2024 17:31:43 +0100
Subject: [PATCH 1/3] raise AttributeError

---
 src/textual/widgets/__init__.py | 2 +-
 tests/test_widget.py            | 8 ++++++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/textual/widgets/__init__.py b/src/textual/widgets/__init__.py
index 7036ca44f8..bcaac621c0 100644
--- a/src/textual/widgets/__init__.py
+++ b/src/textual/widgets/__init__.py
@@ -104,7 +104,7 @@ def __getattr__(widget_class: str) -> type[Widget]:
         pass
 
     if widget_class not in __all__:
-        raise ImportError(f"Package 'textual.widgets' has no class '{widget_class}'")
+        raise AttributeError(f"Package 'textual.widgets' has no class '{widget_class}'")
 
     widget_module_path = f"._{camel_to_snake(widget_class)}"
     module = import_module(widget_module_path, package="textual.widgets")
diff --git a/tests/test_widget.py b/tests/test_widget.py
index d5e79c0c11..4d5133aaee 100644
--- a/tests/test_widget.py
+++ b/tests/test_widget.py
@@ -576,3 +576,11 @@ def test_bad_widget_name_raised() -> None:
 
         class lowercaseWidget(Widget):
             pass
+
+
+def test_lazy_loading() -> None:
+    from textual import widgets
+
+    assert not hasattr(widgets, "foo")
+    assert not hasattr(widgets, "bar")
+    assert hasattr(widgets, "Label")

From 91747dea562b052caa4dc257ef0452410431f6c5 Mon Sep 17 00:00:00 2001
From: Will McGugan <willmcgugan@gmail.com>
Date: Wed, 2 Oct 2024 17:37:23 +0100
Subject: [PATCH 2/3] tests

---
 tests/test_widget.py | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/tests/test_widget.py b/tests/test_widget.py
index 4d5133aaee..a12a90befe 100644
--- a/tests/test_widget.py
+++ b/tests/test_widget.py
@@ -579,7 +579,17 @@ class lowercaseWidget(Widget):
 
 
 def test_lazy_loading() -> None:
+    """Regression test for https://github.com/Textualize/textual/issues/5077
+
+    Check that the lazy loading magic doesn't break attribute access.
+
+    """
+
+    with pytest.raises(ImportError):
+        pass
+
     from textual import widgets
+    from textual.widgets import Label
 
     assert not hasattr(widgets, "foo")
     assert not hasattr(widgets, "bar")

From bf16ded909aaeba01fc80868a8e1795bf9f79528 Mon Sep 17 00:00:00 2001
From: Will McGugan <willmcgugan@gmail.com>
Date: Wed, 2 Oct 2024 17:39:26 +0100
Subject: [PATCH 3/3] pycln comment

---
 tests/test_widget.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/test_widget.py b/tests/test_widget.py
index a12a90befe..22e784b3b2 100644
--- a/tests/test_widget.py
+++ b/tests/test_widget.py
@@ -586,7 +586,7 @@ def test_lazy_loading() -> None:
     """
 
     with pytest.raises(ImportError):
-        pass
+        from textual.widgets import Foo  # nopycln: import
 
     from textual import widgets
     from textual.widgets import Label