Merge pull request #3213 from plotly/fix-getattr

Fix getattr

Author: T4rk1n

dash/_obsolete.py

@@ -20,4 +20,4 @@ def __getattr__(self, name: str):
         if name in self._obsolete_attributes:
             err = self._obsolete_attributes[name]
             raise err.exc(err.message)
-        return getattr(self, name)
+        return getattr(self.__dict__, name)

requirements/ci.txt

@@ -3,6 +3,7 @@ black==22.3.0
 flake8==7.0.0
 flaky==3.8.1
 flask-talisman==1.0.0
+ipython<9.0.0
 mimesis<=11.1.0
 mock==4.0.3
 numpy<=1.26.3

tests/integration/devtools/test_devtools_error_handling.py

@@ -1,4 +1,5 @@
 # -*- coding: UTF-8 -*-
+import flaky
 from dash import Dash, Input, Output, html, dcc
 from dash.exceptions import PreventUpdate
 
@@ -119,6 +120,7 @@ def test_dveh006_long_python_errors(dash_duo):
     assert "self.wsgi_app" in error1
 
 
+@flaky.flaky(max_runs=3)
 def test_dveh002_prevent_update_not_in_error_msg(dash_duo):
     # raising PreventUpdate shouldn't display the error message
     app = Dash(__name__)