.E.FE..E......E.

======================================================================

ERROR: testContains (tester.ProblemTests)

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Traceback (most recent call last):

  File ".../test.py", line 80, in testContains

    self.assertFalse(Interval(-33, None).contains(Interval(-34, None)))

TypeError: contains() takes exactly 3 arguments (2 given)



======================================================================

ERROR: testHash (tester.ProblemTests)

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Traceback (most recent call last):

  File ".../test.py", line 92, in testHash

    self.assertEqual(hash(Interval(3, 11)), hash(Interval(3, 11)))

TypeError: __hash__() should return an int



======================================================================

ERROR: testIntersects (tester.ProblemTests)

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Traceback (most recent call last):

  File ".../test.py", line 73, in testIntersects

    self.assertTrue(Interval(2, 3).intersects(Interval(3, 4)))

TypeError: intersects() takes exactly 3 arguments (2 given)



======================================================================

ERROR: testSum (tester.ProblemTests)

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Traceback (most recent call last):

  File ".../test.py", line 103, in testSum

    self.assertEqual(Interval(6, None), Interval(6, 18) + Interval(18, None))

  File ".../fn43787/2007-04-04 18:54:57/user.py", line 122, in __add__

    raise ValueError

ValueError



======================================================================

FAIL: testExpand (tester.ProblemTests)

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Traceback (most recent call last):

  File ".../test.py", line 63, in testExpand

    self.assertEqual(Interval(-2, 11), i.expand(left=-1))

AssertionError: Interval(-2.0, 11.0) != Interval(-4.0, 10.0)



----------------------------------------------------------------------

Ran 16 tests in 0.006s



FAILED (failures=1, errors=4)