Example #1
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def calculate(expression):
    return polishrecord.polish(polishrecord.exptopolish(expression))
Example #2
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 def test_complex3(self):
     self.assertEqual(polish('-5 15 + 5 2 * -'), -5+15-5*2)
Example #3
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 def test_complex2(self):
     self.assertEqual(polish('2 15 5 - * 8 3 2 1 - * - /'), 2 * (15 - 5)/(8 - 3 * (2 - 1)))
Example #4
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 def test_complex1(self):
     self.assertEqual(polish('8 5 2 * + 2 3 * 1 + 4 - /'), (8+5*2)/(((2*3)+1)-4))
Example #5
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 def test_zero_divizion(self):
     self.assertEqual(polish('8 5 + 5 5 - /'), 'Error! Zero division!')
Example #6
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 def test_wrong_operands_number(self):
     self.assertEqual(polish('8 5 2 * + 2 3 * 1 + 4 - / *'), 'Error! Wrong numbers of operands')