<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def make_mapping(self):
 """Return a mapping from micro-state to the macro-states based on the partition and state grouping of this coarse-grain. Return: (nd.ndarray):
 A mapping from micro-states to macro-states. The |ith| entry in the mapping is the macro-state corresponding to the |ith| micro-state. """

        micro_states = utils.all_states(len(self.micro_indices))

        # Find the corresponding macro-state for each micro-state.
        # The i-th entry in the mapping is the macro-state corresponding to the
        # i-th micro-state.
        mapping = [convert.state2le_index(self.macro_state(micro_state))
                   for micro_state in micro_states]
        return np.array(mapping)