本文整理汇总了Python中werkzeug.datastructures.MultiDict.iteritems方法的典型用法代码示例。如果您正苦于以下问题：Python MultiDict.iteritems方法的具体用法？Python MultiDict.iteritems怎么用？Python MultiDict.iteritems使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类werkzeug.datastructures.MultiDict的用法示例。
在下文中一共展示了MultiDict.iteritems方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: _formitem
# 需要导入模块: from werkzeug.datastructures import MultiDict [as 别名]
# 或者: from werkzeug.datastructures.MultiDict import iteritems [as 别名]
def _formitem(self):
# This is the WTForm to validate input data.
mform = getattr(self.model, "__form__", None)
# Flask-WTForms requires the data to be a MultiDict instance.
# request.form is already MultiDict but request.json is not.
data = MultiDict(request.json) if request.json is not None else request.form
if mform is not None:
form = mform(data, csrf_enabled=False)
if not form.validate():
return None, form.errors
data = strip_nonitems(form.data, data)
try:
item = self.model()
if hasattr(item, "update_raw"):
err = item.update_raw(data)
else:
err = {}
for k, v in data.iteritems():
func = getattr(item, "update_" + k, None)
if func and callable(func):
e = func(v)
if e:
err[k] = e
else:
item[k] = v
if not err:
err = None
except (AssertionError, AttributeError, ValueError) as e:
return None, e.message
return item, err示例2: type_convert
# 需要导入模块: from werkzeug.datastructures import MultiDict [as 别名]
# 或者: from werkzeug.datastructures.MultiDict import iteritems [as 别名]
def type_convert(self, obj):
if obj is None:
return None
if isinstance(obj, (dict, list)) and not isinstance(obj, MultiDict):
return obj
if isinstance(obj, Headers):
obj = MultiDict(obj.iteritems())
result = dict()
convert_funs = {
'integer': lambda v: int(v[0]),
'boolean': lambda v: v[0].lower() not in ['n', 'no', 'false', '', '0'],
'null': lambda v: None,
'number': lambda v: float(v[0]),
'string': lambda v: v[0]
}
def convert_array(type_, v):
func = convert_funs.get(type_, lambda v: v[0])
return [func([i]) for i in v]
for k, values in obj.iterlists():
prop = self.validator.schema['properties'].get(k, {})
type_ = prop.get('type')
fun = convert_funs.get(type_, lambda v: v[0])
if type_ == 'array':
item_type = prop.get('items', {}).get('type')
result[k] = convert_array(item_type, values)
else:
result[k] = fun(values)
return result示例3: test_multidict
# 需要导入模块: from werkzeug.datastructures import MultiDict [as 别名]
# 或者: from werkzeug.datastructures.MultiDict import iteritems [as 别名]
def test_multidict():
"""Multidict behavior"""
md = MultiDict()
assert isinstance(md, dict)
mapping = [('a', 1), ('b', 2), ('a', 2), ('d', 3),
('a', 1), ('a', 3), ('d', 4), ('c', 3)]
md = MultiDict(mapping)
# simple getitem gives the first value
assert md['a'] == 1
assert md['c'] == 3
assert_raises(KeyError, lambda: md['e'])
assert md.get('a') == 1
# list getitem
assert md.getlist('a') == [1, 2, 1, 3]
assert md.getlist('d') == [3, 4]
# do not raise if key not found
assert md.getlist('x') == []
# simple setitem overwrites all values
md['a'] = 42
assert md.getlist('a') == [42]
# list setitem
md.setlist('a', [1, 2, 3])
assert md['a'] == 1
assert md.getlist('a') == [1, 2, 3]
# verify that it does not change original lists
l1 = [1, 2, 3]
md.setlist('a', l1)
del l1[:]
assert md['a'] == 1
# setdefault, setlistdefault
assert md.setdefault('u', 23) == 23
assert md.getlist('u') == [23]
del md['u']
assert md.setlistdefault('u', [-1, -2]) == [-1, -2]
assert md.getlist('u') == [-1, -2]
assert md['u'] == -1
# delitem
del md['u']
assert_raises(KeyError, lambda: md['u'])
del md['d']
assert md.getlist('d') == []
# keys, values, items, lists
assert list(sorted(md.keys())) == ['a', 'b', 'c']
assert list(sorted(md.iterkeys())) == ['a', 'b', 'c']
assert list(sorted(md.values())) == [1, 2, 3]
assert list(sorted(md.itervalues())) == [1, 2, 3]
assert list(sorted(md.items())) == [('a', 1), ('b', 2), ('c', 3)]
assert list(sorted(md.items(multi=True))) == \
[('a', 1), ('a', 2), ('a', 3), ('b', 2), ('c', 3)]
assert list(sorted(md.iteritems())) == [('a', 1), ('b', 2), ('c', 3)]
assert list(sorted(md.iteritems(multi=True))) == \
[('a', 1), ('a', 2), ('a', 3), ('b', 2), ('c', 3)]
assert list(sorted(md.lists())) == [('a', [1, 2, 3]), ('b', [2]), ('c', [3])]
assert list(sorted(md.iterlists())) == [('a', [1, 2, 3]), ('b', [2]), ('c', [3])]
# copy method
copy = md.copy()
assert copy['a'] == 1
assert copy.getlist('a') == [1, 2, 3]
# update with a multidict
od = MultiDict([('a', 4), ('a', 5), ('y', 0)])
md.update(od)
assert md.getlist('a') == [1, 2, 3, 4, 5]
assert md.getlist('y') == [0]
# update with a regular dict
md = copy
od = {'a': 4, 'y': 0}
md.update(od)
assert md.getlist('a') == [1, 2, 3, 4]
assert md.getlist('y') == [0]
# pop, poplist, popitem, popitemlist
assert md.pop('y') == 0
assert 'y' not in md
assert md.poplist('a') == [1, 2, 3, 4]
assert 'a' not in md
assert md.poplist('missing') == []
# remaining: b=2, c=3
popped = md.popitem()
assert popped in [('b', 2), ('c', 3)]
popped = md.popitemlist()
assert popped in [('b', [2]), ('c', [3])]
# type conversion
#.........这里部分代码省略.........
示例4: test_multidict
# 需要导入模块: from werkzeug.datastructures import MultiDict [as 别名]
# 或者: from werkzeug.datastructures.MultiDict import iteritems [as 别名]
def test_multidict():
"""Multidict behavior"""
md = MultiDict()
assert isinstance(md, dict)
mapping = [('a', 1), ('b', 2), ('a', 2), ('d', 3),
('a', 1), ('a', 3), ('d', 4), ('c', 3)]
md = MultiDict(mapping)
# simple getitem gives the first value
assert md['a'] == 1
assert md['c'] == 3
assert_raises(KeyError, lambda: md['e'])
assert md.get('a') == 1
# list getitem
assert md.getlist('a') == [1, 2, 1, 3]
assert md.getlist('d') == [3, 4]
# do not raise if key not found
assert md.getlist('x') == []
# simple setitem overwrites all values
md['a'] = 42
assert md.getlist('a') == [42]
# list setitem
md.setlist('a', [1, 2, 3])
assert md['a'] == 1
assert md.getlist('a') == [1, 2, 3]
# verify that it does not change original lists
l1 = [1, 2, 3]
md.setlist('a', l1)
del l1[:]
assert md['a'] == 1
# setdefault, setlistdefault
assert md.setdefault('u', 23) == 23
assert md.getlist('u') == [23]
del md['u']
assert md.setlistdefault('u', [-1, -2]) == [-1, -2]
assert md.getlist('u') == [-1, -2]
assert md['u'] == -1
# delitem
del md['u']
assert_raises(KeyError, lambda: md['u'])
del md['d']
assert md.getlist('d') == []
# keys, values, items, lists
assert list(sorted(md.keys())) == ['a', 'b', 'c']
assert list(sorted(md.iterkeys())) == ['a', 'b', 'c']
assert list(sorted(md.values())) == [1, 2, 3]
assert list(sorted(md.itervalues())) == [1, 2, 3]
assert list(sorted(md.items())) == [('a', 1), ('b', 2), ('c', 3)]
assert list(sorted(md.items(multi=True))) == \
[('a', 1), ('a', 2), ('a', 3), ('b', 2), ('c', 3)]
assert list(sorted(md.iteritems())) == [('a', 1), ('b', 2), ('c', 3)]
assert list(sorted(md.iteritems(multi=True))) == \
[('a', 1), ('a', 2), ('a', 3), ('b', 2), ('c', 3)]
assert list(sorted(md.lists())) == [('a', [1, 2, 3]), ('b', [2]), ('c', [3])]
assert list(sorted(md.iterlists())) == [('a', [1, 2, 3]), ('b', [2]), ('c', [3])]
# copy method
copy = md.copy()
assert copy['a'] == 1
assert copy.getlist('a') == [1, 2, 3]
# update with a multidict
od = MultiDict([('a', 4), ('a', 5), ('y', 0)])
md.update(od)
assert md.getlist('a') == [1, 2, 3, 4, 5]
assert md.getlist('y') == [0]
# update with a regular dict
md = copy
od = {'a': 4, 'y': 0}
md.update(od)
assert md.getlist('a') == [1, 2, 3, 4]
assert md.getlist('y') == [0]
# pop, poplist, popitem, popitemlist
assert md.pop('y') == 0
assert 'y' not in md
assert md.poplist('a') == [1, 2, 3, 4]
assert 'a' not in md
assert md.poplist('missing') == []
# remaining: b=2, c=3
popped = md.popitem()
assert popped in [('b', 2), ('c', 3)]
popped = md.popitemlist()
assert popped in [('b', [2]), ('c', [3])]
# type conversion
#.........这里部分代码省略.........