<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def get_all_fields(self):
 """Get all aviable fields"""

        return {
            name: {
                'name': name,
                'label': field['label'],
            }
            for name, field in self.get_model_config().get_list_fields().items()
        }