sys.stndout syntax

[Barry A. Warsaw]

>>>>> "BP" == Bjorn Pettersen <bjorn at roguewave.com> writes:

    BP> Both at the same time:

    BP> class Echo:
    |   def __init__(self, f):
    |     self.f = open(f, 'w')
    |   def write(self, txt):
    |     self.f.write(txt)
    |     sys.__stdout__.write(txt)    

    | sys.stdout = Echo('file.txt')
    | print 'on screen, and on file...'
    | sys.stdout = sys.__stdout__

    | closing-the-file-left-as-an-excercise'ly y'rs

so-is-repairing-sys.stdout-if-you-were-to-print-an-object-with-a-
str()-method-that-raised-an-exception!-ly y'rs,

-Barry