update for python 3.11 and later

Author: LiamConnors

packages/python/plotly/plotly/tests/test_core/test_errors/test_dict_path_errors.py

@@ -1,6 +1,7 @@
 import plotly.graph_objects as go
 from _plotly_utils.exceptions import PlotlyKeyError
 import pytest
+import sys
 
 
 def error_substr(s, r):
@@ -400,9 +401,11 @@ def test_described_subscript_error_on_type_error(some_fig):
     except ValueError as e:
         raised = True
         print(e.args[0])
+        # Error is different in Python 3.11 and later
+        error_addition_py_311 = ", not 'str'" if sys.version_info >= (3, 11, 0) else ""
         e_substr = error_substr(
             e.args[0],
-            """string indices must be integers
+            f"""string indices must be integers{error_addition_py_311}
 
 Invalid value received for the 'plot_bgcolor' property of layout