From 93f4de918ce5dfa9f29ea693a2f815282def6625 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rodrigo=20Gir=C3=A3o=20Serr=C3=A3o?=
 <5621605+rodrigogiraoserrao@users.noreply.github.com>
Date: Tue, 16 May 2023 11:30:14 +0100
Subject: [PATCH] Fix circular import.

---
 src/textual/screen.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/textual/screen.py b/src/textual/screen.py
index a16273121..09505cc53 100644
--- a/src/textual/screen.py
+++ b/src/textual/screen.py
@@ -28,7 +28,6 @@ from ._callback import invoke
 from ._compositor import Compositor, MapGeometry
 from ._context import visible_screen_stack
 from ._types import CallbackType
-from .app import ScreenStackError
 from .binding import Binding
 from .css.match import match
 from .css.parse import parse_selectors
@@ -784,6 +783,8 @@ class Screen(Generic[ScreenResultType], Widget):
             simply calling [`App.pop_screen`][textual.app.App.pop_screen].
         """
         if self is not self.app.screen:
+            from .app import ScreenStackError
+
             raise ScreenStackError(
                 f"Can't dismiss screen {self} that's not at the top of the stack."
             )