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#!/usr/bin/env python

"""This is a trivial calculator "shell" with a running total."""

import sys


current = 0.0
while True:
    sys.stdout.write("$ %s" % current)
    try:
        current = eval(str(current) + raw_input())
    except (KeyboardInterrupt, EOFError):
        sys.exit(0)
    except Exception, e:
	sys.stderr.write("Error: %s\n" % e)

History

  • revision 2 (17 years ago)
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