o iE @sdZddlZejddkZejdddkZejdddkZejdddkZejddkZejdddkZerLddl Z e fZ e efZeZeZd Zn$ddlZefZ esWer\e efZne fZeZesgerlesleZd ZneZd Zd d ZGd ddeZdS)zlA tiny version of `six` to help with backwards compability. Also includes compatibility helpers for numpy. N)r)r)rr)r?zs8