Write both in std output and in a file ?

[Daniel Dittmar]

> Is it possible to print output both in the console and in a file ?

class TeeStream:
    def __init__ (self, *streams):
        self.streams = streams

    def write (self, data):
        for stream in self.streams:
            stream.write (data)

call as
stream = TeeStream (sys.stdout, open ('...', 'wt'))

Daniel