

def generate_column_map(self):
    column_map = []
    models = set([self.model])
    for (i, node) in enumerate(self.column_meta):
        attr = conv = None
        if isinstance(node, Field):
            if isinstance(node, FieldProxy):
                key = node._model_alias
                constructor = node.model
                conv = node.field_instance.python_value
            else:
                key = constructor = node.model_class
                conv = node.python_value
            attr = (node._alias or node.name)
        else:
            if (node._bind_to is None):
                key = constructor = self.model
            else:
                key = constructor = node._bind_to
            if (isinstance(node, Node) and node._alias):
                attr = node._alias
            elif isinstance(node, Entity):
                attr = node.path[(- 1)]
        column_map.append((key, constructor, attr, key))
        models.add(key)
    return (column_map, models)

dataset/ETHPy150Open coleifer/peewee/peewee.py ModelQueryResultWrapper.generate_column_map/VarMisuse@216/247 `conv`->`key`