python3控制台内容输出到文件

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import sys

class Logger(object):
def __init__(self, filename='console.log', stream=sys.stdout):
self.terminal = stream
self.log = open(filename, 'a',encoding='utf8')
def write(self, message):
self.terminal.write(message)
self.log.write(message)
def flush(self):
pass
sys.stdout = Logger('console.log', sys.stdout)
sys.stderr = Logger('console.log', sys.stderr)
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