import sys
from code import InteractiveInterpreter

    
def main():
    """
    Print lines of input along with output.
    """
    source_lines = (line.rstrip() for line in sys.stdin)
    console = InteractiveInterpreter()
    source = ''
    try:
        while True:
            source = next(source_lines)
            print('>>>', source)
            more = console.runsource(source)
            while more:
                next_line = next(source_lines)
                print('...', next_line)
                source += '\n' + next_line 
                more = console.runsource(source)
    except StopIteration:
        if more:
            print('... ')
            more = console.runsource(source + '\n')

    
    
if __name__ == '__main__':
    main()


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