本文整理匯總了Python中diffpy.srfit.util.ordereddict.OrderedDict.items方法的典型用法代碼示例。如果您正苦於以下問題：Python OrderedDict.items方法的具體用法？Python OrderedDict.items怎麽用？Python OrderedDict.items使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類diffpy.srfit.util.ordereddict.OrderedDict的用法示例。
在下文中一共展示了OrderedDict.items方法的8個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: test_setdefault
# 需要導入模塊: from diffpy.srfit.util.ordereddict import OrderedDict [as 別名]
# 或者: from diffpy.srfit.util.ordereddict.OrderedDict import items [as 別名]
def test_setdefault(self):
pairs = [('c', 1), ('b', 2), ('a', 3), ('d', 4), ('e', 5), ('f', 6)]
shuffle(pairs)
od = OrderedDict(pairs)
pair_order = list(od.items())
self.assertEqual(od.setdefault('a', 10), 3)
# make sure order didn't change
self.assertEqual(list(od.items()), pair_order)
self.assertEqual(od.setdefault('x', 10), 10)
# make sure 'x' is added to the end
self.assertEqual(list(od.items())[-1], ('x', 10))示例2: test_delitem
# 需要導入模塊: from diffpy.srfit.util.ordereddict import OrderedDict [as 別名]
# 或者: from diffpy.srfit.util.ordereddict.OrderedDict import items [as 別名]
def test_delitem(self):
pairs = [('c', 1), ('b', 2), ('a', 3), ('d', 4), ('e', 5), ('f', 6)]
od = OrderedDict(pairs)
del od['a']
self.assert_('a' not in od)
self.assertRaises(KeyError, od.__delitem__, 'a')
self.assertEqual(list(od.items()), pairs[:2] + pairs[3:])示例3: test_reinsert
# 需要導入模塊: from diffpy.srfit.util.ordereddict import OrderedDict [as 別名]
# 或者: from diffpy.srfit.util.ordereddict.OrderedDict import items [as 別名]
def test_reinsert(self):
# Given insert a, insert b, delete a, re-insert a,
# verify that a is now later than b.
od = OrderedDict()
od['a'] = 1
od['b'] = 2
del od['a']
od['a'] = 1
self.assertEqual(list(od.items()), [('b', 2), ('a', 1)])示例4: test_iterators
# 需要導入模塊: from diffpy.srfit.util.ordereddict import OrderedDict [as 別名]
# 或者: from diffpy.srfit.util.ordereddict.OrderedDict import items [as 別名]
def test_iterators(self):
pairs = [('c', 1), ('b', 2), ('a', 3), ('d', 4), ('e', 5), ('f', 6)]
shuffle(pairs)
od = OrderedDict(pairs)
self.assertEqual(list(od), [t[0] for t in pairs])
self.assertEqual(list(od.keys()), [t[0] for t in pairs])
self.assertEqual(list(od.values()), [t[1] for t in pairs])
self.assertEqual(list(od.items()), pairs)
self.assertEqual(list(reversed(od)),
[t[0] for t in reversed(pairs)])示例5: test_update
# 需要導入模塊: from diffpy.srfit.util.ordereddict import OrderedDict [as 別名]
# 或者: from diffpy.srfit.util.ordereddict.OrderedDict import items [as 別名]
def test_update(self):
self.assertRaises(TypeError, OrderedDict().update, [('a', 1), ('b',
2)], None) # too many args
pairs = [('a', 1), ('b', 2), ('c', 3), ('d', 4), ('e', 5)]
od = OrderedDict()
od.update(dict(pairs))
self.assertEqual(sorted(od.items()), pairs) # dict input
od = OrderedDict()
od.update(**dict(pairs))
self.assertEqual(sorted(od.items()), pairs) # kwds input
od = OrderedDict()
od.update(pairs)
self.assertEqual(list(od.items()), pairs) # pairs input
od = OrderedDict()
od.update([('a', 1), ('b', 2), ('c', 9), ('d', 4)], c=3, e=5)
self.assertEqual(list(od.items()), pairs) # mixed input
# Make sure that direct calls to update do not clear previous contents
# add that updates items are not moved to the end
d = OrderedDict([('a', 1), ('b', 2), ('c', 3), ('d', 44), ('e', 55)])
d.update([('e', 5), ('f', 6)], g=7, d=4)
self.assertEqual(list(d.items()),
[('a', 1), ('b', 2), ('c', 3), ('d', 4), ('e', 5), ('f', 6), ('g', 7)])示例6: test_init
# 需要導入模塊: from diffpy.srfit.util.ordereddict import OrderedDict [as 別名]
# 或者: from diffpy.srfit.util.ordereddict.OrderedDict import items [as 別名]
def test_init(self):
self.assertRaises(TypeError, OrderedDict, ([('a', 1), ('b', 2)], None))
# too many args
pairs = [('a', 1), ('b', 2), ('c', 3), ('d', 4), ('e', 5)]
self.assertEqual(sorted(OrderedDict(dict(pairs)).items()), pairs) # dict input
self.assertEqual(sorted(OrderedDict(**dict(pairs)).items()), pairs) # kwds input
self.assertEqual(list(OrderedDict(pairs).items()), pairs) # pairs input
self.assertEqual(list(OrderedDict([('a', 1), ('b', 2), ('c', 9), ('d', 4)],
c=3, e=5).items()), pairs) # mixed input
# make sure no positional args conflict with possible kwdargs
self.assertEqual(inspect.getargspec(OrderedDict.__dict__['__init__'])[0],
['self'])
# Make sure that direct calls to __init__ do not clear previous contents
d = OrderedDict([('a', 1), ('b', 2), ('c', 3), ('d', 44), ('e', 55)])
d.__init__([('e', 5), ('f', 6)], g=7, d=4)
self.assertEqual(list(d.items()),
[('a', 1), ('b', 2), ('c', 3), ('d', 4), ('e', 5), ('f', 6), ('g', 7)])示例7: test_copying
# 需要導入模塊: from diffpy.srfit.util.ordereddict import OrderedDict [as 別名]
# 或者: from diffpy.srfit.util.ordereddict.OrderedDict import items [as 別名]
def test_copying(self):
# Check that ordered dicts are copyable, deepcopyable, picklable,
# and have a repr/eval round-trip
pairs = [('c', 1), ('b', 2), ('a', 3), ('d', 4), ('e', 5), ('f', 6)]
od = OrderedDict(pairs)
update_test = OrderedDict()
update_test.update(od)
for i, dup in enumerate([
od.copy(),
copy.copy(od),
copy.deepcopy(od),
pickle.loads(pickle.dumps(od, 0)),
pickle.loads(pickle.dumps(od, 1)),
pickle.loads(pickle.dumps(od, 2)),
pickle.loads(pickle.dumps(od, -1)),
eval(repr(od)),
update_test,
OrderedDict(od),
]):
self.assert_(dup is not od)
self.assertEquals(dup, od)
self.assertEquals(list(dup.items()), list(od.items()))
self.assertEquals(len(dup), len(od))
self.assertEquals(type(dup), type(od))示例8: test_setitem
# 需要導入模塊: from diffpy.srfit.util.ordereddict import OrderedDict [as 別名]
# 或者: from diffpy.srfit.util.ordereddict.OrderedDict import items [as 別名]
def test_setitem(self):
od = OrderedDict([('d', 1), ('b', 2), ('c', 3), ('a', 4), ('e', 5)])
od['c'] = 10 # existing element
od['f'] = 20 # new element
self.assertEqual(list(od.items()),
[('d', 1), ('b', 2), ('c', 10), ('a', 4), ('e', 5), ('f', 20)])