Don't crash when an extracted identity value isn't a string (#3039)

maigret/utils.py

@@ -96,7 +96,7 @@ def get_dict_ascii_tree(items, prepend="", new_line=True):
 
         if isinstance(item, tuple):
             field_name, field_value = item
-            if field_value.startswith("['"):
+            if isinstance(field_value, str) and field_value.startswith("['"):
                 is_last_item = num == len(items) - 1
                 prepend_symbols = " " * 3 if is_last_item else f" {skip_result} "
                 data = ascii_data_display(field_value)

tests/test_utils.py

@@ -191,6 +191,10 @@ def test_get_dict_ascii_tree():
     )
 
 
+def test_get_dict_ascii_tree_handles_non_string_values():
+    assert get_dict_ascii_tree([('uid', 42)], new_line=False) == '└─uid: 42'
+
+
 def test_get_match_ratio():
     fun = get_match_ratio(["test", "maigret", "username"])