a lc@sdZddlZddlZddlZddlZddlmZddlmZddl m Z ddl m Z m Z eejdd d ZeejGd d d eZdd dZdddZe ddZe ddZdS)z IO related utilities. N)Path)warn)undoc) CapturedIOcapture_outputwutf-8encodingc@s:eZdZdZdddZddZdd Zd d Zd d ZdS)TeezA class to duplicate an output stream to stdout/err. This works in a manner very similar to the Unix 'tee' command. When the object is closed or deleted, it closes the original file given to it for duplication. rstdoutcCsx|dvrtd|t|dr0t|dr0||_n d|vrs"     : "