本文整理汇总了Python中werkzeug._internal._missing方法的典型用法代码示例。如果您正苦于以下问题：Python _internal._missing方法的具体用法？Python _internal._missing怎么用？Python _internal._missing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._internal的用法示例。
在下文中一共展示了_internal._missing方法的3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: pop
# 需要导入模块: from werkzeug import _internal [as 别名]
# 或者: from werkzeug._internal import _missing [as 别名]
def pop(self, key, default=_missing):
"""Pop the first item for a list on the dict. Afterwards the
key is removed from the dict, so additional values are discarded:
>>> d = MultiDict({"foo": [1, 2, 3]})
>>> d.pop("foo")
1
>>> "foo" in d
False
:param key: the key to pop.
:param default: if provided the value to return if the key was
not in the dictionary.
"""
try:
return dict.pop(self, key)[0]
except KeyError as e:
if default is not _missing:
return default
raise exceptions.BadRequestKeyError(str(e)) 示例2: pop
# 需要导入模块: from werkzeug import _internal [as 别名]
# 或者: from werkzeug._internal import _missing [as 别名]
def pop(self, key, default=_missing):
"""Pop the first item for a list on the dict. Afterwards the
key is removed from the dict, so additional values are discarded:
>>> d = MultiDict({"foo": [1, 2, 3]})
>>> d.pop("foo")
1
>>> "foo" in d
False
:param key: the key to pop.
:param default: if provided the value to return if the key was
not in the dictionary.
"""
try:
lst = dict.pop(self, key)
if len(lst) == 0:
raise exceptions.BadRequestKeyError()
return lst[0]
except KeyError as e:
if default is not _missing:
return default
raise exceptions.BadRequestKeyError(str(e)) 示例3: pop
# 需要导入模块: from werkzeug import _internal [as 别名]
# 或者: from werkzeug._internal import _missing [as 别名]
def pop(self, key=None, default=_missing):
"""Removes and returns a key or index.
:param key: The key to be popped. If this is an integer the item at
that position is removed, if it's a string the value for
that key is. If the key is omitted or `None` the last
item is removed.
:return: an item.
"""
if key is None:
return self._list.pop()
if isinstance(key, integer_types):
return self._list.pop(key)
try:
rv = self[key]
self.remove(key)
except KeyError:
if default is not _missing:
return default
raise
return rv