#! /usr/bin/env python
import sys

class ErrorContext(object):
    def __init__(self): pass
    def __enter__(self): pass

    def __exit__(self, *exc_info):
        print '__exit__()'
        print '   ', exc_info
        return False


print "TEST: raise ZeroDivisionError('...')"
try:
    with ErrorContext():
        raise ZeroDivisionError('integer division or modulo by zero')
except ZeroDivisionError:
    print 'sys.exc_info()'
    print '   ', sys.exc_info()


print
print "TEST: 1 // 0"
try:
    with ErrorContext():
        1 // 0
except ZeroDivisionError:
    print 'sys.exc_info()'
    print '   ', sys.exc_info()


print
print "TEST: try: 1 // 0; except: raise"
try:
    with ErrorContext():
        try:
            1 //  0
        except ZeroDivisionError:
            raise
except ZeroDivisionError:
    print 'sys.exc_info()'
    print '   ', sys.exc_info()