titus.genpy.tryCatch¶

titus.genpy.tryCatch(state, scope, exprs, filter)[source]¶

Helper function for try-catch logic as an expression.

Parameters:	state (titus.genpy.ExecutionState) – exeuction state scope (titus.util.DynamicScope) – dynamic scope object exprs (callable) – function called within a try-except guard filter (None or list of strings and integers) – if the exception message is None or one of these strings, absorb the exception
Return type:	None
Returns:	nothing or re-raises the exception