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from __future__ import absolute_import, print_function, division
from petl.test.helpers import eq_
from petl.compat import PY2
from petl.util.misc import typeset, diffvalues, diffheaders
def test_typeset():
table = (('foo', 'bar', 'baz'),
(b'A', 1, u'2'),
(b'B', '2', u'3.4'),
(b'B', '3', u'7.8', True),
(u'D', u'xyz', 9.0),
(b'E', 42))
actual = typeset(table, 'foo')
if PY2:
expect = {'str', 'unicode'}
else:
expect = {'bytes', 'str'}
eq_(expect, actual)
def test_diffheaders():
table1 = (('foo', 'bar', 'baz'),
('a', 1, .3))
table2 = (('baz', 'bar', 'quux'),
('a', 1, .3))
add, sub = diffheaders(table1, table2)
eq_({'quux'}, add)
eq_({'foo'}, sub)
def test_diffvalues():
table1 = (('foo', 'bar'),
('a', 1),
('b', 3))
table2 = (('bar', 'foo'),
(1, 'a'),
(3, 'c'))
add, sub = diffvalues(table1, table2, 'foo')
eq_({'c'}, add)
eq_({'b'}, sub)
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