def test_default_field_format(self):
# Test default format
data = "0, 1, 2.3\n4, 5, 6.7"
mtest = np.ndfromtxt(TextIO(data),
delimiter=",", dtype=None, defaultfmt="f%02i")
ctrl = np.array([(0, 1, 2.3), (4, 5, 6.7)],
dtype=[("f00", int), ("f01", int), ("f02", float)])
assert_equal(mtest, ctrl)
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