Python MultiDict.poplist方法代码示例

# 需要导入模块: from werkzeug.datastructures import MultiDict [as 别名]
# 或者: from werkzeug.datastructures.MultiDict import poplist [as 别名]
def build_query_suffix(**repl):
    searching = repl.pop('_searching', False)

    normalized_version = str(g.version1) + (','+str(g.version2) if g.version2 else '')
    normalized_cursor = str(g.cursor) if g.cursor is not None else ''

    newquery = MultiDict(request.args)

    # unlike others, search may reset `v` (and try to redirect) according to the query,
    # but if the explicit `v` is set it should NOT alter that.
    if normalized_version and (searching or normalized_version != mappings.DEFAULT_VER):
        newquery['v'] = normalized_version
    else:
        newquery.poplist('v')
    if normalized_cursor:
        newquery['c'] = normalized_cursor
    else:
        newquery.poplist('c')

    kvs = [(k, v.encode('utf-8')) for k, v in newquery.items(multi=True) if k not in repl]
    kvs += [(k, unicode(v).encode('utf-8')) for k, v in repl.items() if v is not None]
    newquery = urllib.urlencode(kvs)
    if newquery:
        return '?' + newquery
    else:
        return ''

# 需要导入模块: from werkzeug.datastructures import MultiDict [as 别名]
# 或者: from werkzeug.datastructures.MultiDict import poplist [as 别名]
def get_filters_from_request(request):
    """Returns the filters applied to a search from the request object"""

    filters = MultiDict(request.args.copy())
    filters.poplist('q')
    filters.poplist('lot')
    filters.poplist('page')
    return filters

# 需要导入模块: from werkzeug.datastructures import MultiDict [as 别名]
# 或者: from werkzeug.datastructures.MultiDict import poplist [as 别名]
from werkzeug.datastructures import MultiDict

post = MultiDict()
post.setlist("foo", ["ham", "ham2"])

foo_values = post.poplist("foo")
if 'foo' not in post:
    print('post 변수에 더이상 foo 변수가 없습니다.')

# 需要导入模块: from werkzeug.datastructures import MultiDict [as 别名]
# 或者: from werkzeug.datastructures.MultiDict import poplist [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.........

# 需要导入模块: from werkzeug.datastructures import MultiDict [as 别名]
# 或者: from werkzeug.datastructures.MultiDict import poplist [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.........