async def sort_data(self, data, sort_key, reverse=False):
        """Sort dataset."""
        sorted_data = []
        lines = sorted(data, key=lambda k: k[sort_key], reverse=reverse)
        for line in lines:
            sorted_data.append(line)
        return sorted_data
async def sort_data ( self , data , sort_key , reverse = False ) : sorted_data = [ ] lines = sorted ( data , key = lambda k : k [ sort_key ] , reverse = reverse ) for line in lines : sorted_data . append ( line ) return sorted_data
Sort dataset.