sys.stdout redirection func

import sys
def sprint(mytext, outfile=None):
    if outfile is None: out = sys.stdout
    else: out = open(outfile, 'w')
    try:                    # do some stuff
        out.write(mytext + '\n') # ...
    finally:
        if outfile is not None: out.close()
sprint('test')              #write to screen
sprint('test', 'test.log')  #write to log