..F
======================================================================
FAIL: testsFromFile (__main__.PrettyTest)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/uke/oil/data_lang/pretty_test.py", line 93, in testsFromFile
    self.assertPretty(width, value, expected, lineno)
  File "/home/uke/oil/data_lang/pretty_test.py", line 52, in assertPretty
    self.assertEqual(buf.getvalue(), expected)
AssertionError: '[\n    [\n        100, 200,\n        300\n    ], [\n        100, 200,\n        300\n    ]\n]' != '[\n    [\n        100, 200,\n        300\n    ],\n    [100, 200, 300]\n]'

----------------------------------------------------------------------
Ran 3 tests in 0.002s

FAILED (failures=1)
ACTUAL:
[
    [
        100, 200,
        300
    ], [
        100, 200,
        300
    ]
]
EXPECTED:
[
    [
        100, 200,
        300
    ],
    [100, 200, 300]
]
END
ON LINE 97