Better error message on tool configuration failure

cta-observatory · Aug 3, 2023 · 01ac44b · 01ac44b
1 parent deab982
commit 01ac44b
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/ctapipe/core/tool.py b/ctapipe/core/tool.py
@@ -419,7 +419,9 @@ def run(self, argv=None, raises=False):
 
                 # check for any traitlets warnings using our custom handler
                 if len(self.trait_warning_handler.errors) > 0:
-                    raise ToolConfigurationError("Found config errors")
+                    raise ToolConfigurationError(
+                        f"Found config errors: {self.trait_warning_handler.errors}"
+                    )
 
                 # remove handler to not impact performance with regex matching
                 self.log.removeHandler(self.trait_warning_handler)