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# -*- coding: utf-8 -*-
"""
Set Up Input/output
Output should always be unbuffered so that it appears immediately on
the terminal.
"""
#*****************************************************************************
# Copyright (C) 2015 Volker Braun <vbraun.name@gmail.com>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.
# http://www.gnu.org/licenses/
#*****************************************************************************
import sys
import os
class UnbufferedStream(object):
def __init__(self, stream):
self.stream = stream
def write(self, data):
self.stream.write(data)
self.stream.flush()
def __getattr__(self, attr):
return getattr(self.stream, attr)
REAL_STDOUT = sys.stdout
REAL_STDERR = sys.stderr
def init_streams(config):
if not config.interactive:
sys.stdout = UnbufferedStream(REAL_STDOUT)
def flush():
REAL_STDOUT.flush()
REAL_STDERR.flush()
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