Function TryUpdate

Common/Core/Testing/Python/TestEmptyInput.py:173–200

The method Update() is tried on the instantiated class. Some classes do not have an Update method, if this is the case, Python will generate an AttributeError, in this case, the name of the class is stored in the global variable noUpdate and false is returned. If an error

(b, e)

    return res

def TryUpdate(b, e):
    '''
    The method Update() is tried on the instantiated class.

    Some classes do not have an Update method, if this is the case,
    Python will generate an AttributeError, in this case, the name
    of the class is stored in the global variable noUpdate and false
    is returned.

    If an error occurs on Update() then the error handler
    will be triggered and in this case false is returned.

    :param: b - the class on which Update() will be tried.
    :param: e - the error handler.
    :return: True if the update was successful, False otherwise.
    '''
    try:
        b.Update()
        if e.ErrorOccurred():
            return False
        else:
            return True
    except AttributeError:
        # No Update() method
        noUpdate.add(b.GetClassName())
        return False
    except:
        raise

def TryShutdown(b, e):
    '''