本文整理汇总了Python中sqlalchemy.orm.path_registry.PathRegistry类的典型用法代码示例。如果您正苦于以下问题：Python PathRegistry类的具体用法？Python PathRegistry怎么用？Python PathRegistry使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了PathRegistry类的15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: test_length
def test_length(self):
umapper = inspect(self.classes.User)
amapper = inspect(self.classes.Address)
pneg1 = PathRegistry.coerce(())
p0 = PathRegistry.coerce((umapper,))
p1 = PathRegistry.coerce((umapper, umapper.attrs.addresses))
p2 = PathRegistry.coerce((umapper, umapper.attrs.addresses, amapper))
p3 = PathRegistry.coerce(
(
umapper,
umapper.attrs.addresses,
amapper,
amapper.attrs.email_address,
)
)
eq_(len(pneg1), 0)
eq_(len(p0), 1)
eq_(len(p1), 2)
eq_(len(p2), 3)
eq_(len(p3), 4)
eq_(pneg1.length, 0)
eq_(p0.length, 1)
eq_(p1.length, 2)
eq_(p2.length, 3)
eq_(p3.length, 4)示例2: test_addition
def test_addition(self):
umapper = inspect(self.classes.User)
amapper = inspect(self.classes.Address)
p1 = PathRegistry.coerce((umapper, umapper.attrs.addresses))
p2 = PathRegistry.coerce((amapper, amapper.attrs.email_address))
eq_(
p1 + p2,
PathRegistry.coerce((umapper, umapper.attrs.addresses,
amapper, amapper.attrs.email_address))
)示例3: test_path
def test_path(self):
umapper = inspect(self.classes.User)
amapper = inspect(self.classes.Address)
p1 = PathRegistry.coerce((umapper, umapper.attrs.addresses))
p2 = PathRegistry.coerce((umapper, umapper.attrs.addresses, amapper))
p3 = PathRegistry.coerce((amapper, amapper.attrs.email_address))
eq_(p1.path, (umapper, umapper.attrs.addresses))
eq_(p2.path, (umapper, umapper.attrs.addresses, amapper))
eq_(p3.path, (amapper, amapper.attrs.email_address))示例4: test_expand
def test_expand(self):
umapper = inspect(self.classes.User)
amapper = inspect(self.classes.Address)
path = PathRegistry.coerce((umapper,))
eq_(
path[umapper.attrs.addresses][amapper]
[amapper.attrs.email_address],
PathRegistry.coerce((umapper, umapper.attrs.addresses,
amapper, amapper.attrs.email_address))
)示例5: test_indexed_key
def test_indexed_key(self):
umapper = inspect(self.classes.User)
amapper = inspect(self.classes.Address)
path = PathRegistry.coerce((umapper, umapper.attrs.addresses,
amapper, amapper.attrs.email_address))
eq_(path[1], umapper.attrs.addresses)
eq_(path[3], amapper.attrs.email_address)示例6: test_plain_aliased_compound
def test_plain_aliased_compound(self):
Company = _poly_fixtures.Company
Person = _poly_fixtures.Person
Engineer = _poly_fixtures.Engineer
cmapper = inspect(Company)
emapper = inspect(Engineer)
c_alias = aliased(Company)
p_alias = aliased(Person)
c_alias = inspect(c_alias)
p_alias = inspect(p_alias)
p1 = PathRegistry.coerce(
(c_alias, cmapper.attrs.employees, p_alias, emapper.attrs.machines)
)
# plain AliasedClass - the path keeps that AliasedClass directly
# as is in the path
eq_(
p1.path,
(
c_alias,
cmapper.attrs.employees,
p_alias,
emapper.attrs.machines,
),
)示例7: test_indexed_entity
def test_indexed_entity(self):
umapper = inspect(self.classes.User)
amapper = inspect(self.classes.Address)
path = PathRegistry.coerce((umapper, umapper.attrs.addresses,
amapper, amapper.attrs.email_address))
is_(path[0], umapper)
is_(path[2], amapper)示例8: test_eq
def test_eq(self):
umapper = inspect(self.classes.User)
amapper = inspect(self.classes.Address)
u_alias = inspect(aliased(self.classes.User))
p1 = PathRegistry.coerce((umapper, umapper.attrs.addresses))
p2 = PathRegistry.coerce((umapper, umapper.attrs.addresses))
p3 = PathRegistry.coerce((umapper, umapper.attrs.name))
p4 = PathRegistry.coerce((u_alias, umapper.attrs.addresses))
p5 = PathRegistry.coerce((umapper, umapper.attrs.addresses, amapper))
p6 = PathRegistry.coerce((amapper, amapper.attrs.user, umapper,
umapper.attrs.addresses))
p7 = PathRegistry.coerce((amapper, amapper.attrs.user, umapper,
umapper.attrs.addresses,
amapper, amapper.attrs.email_address))
is_(p1 == p2, True)
is_(p1 == p3, False)
is_(p1 == p4, False)
is_(p1 == p5, False)
is_(p6 == p7, False)
is_(p6 == p7.parent.parent, True)
is_(p1 != p2, False)
is_(p1 != p3, True)
is_(p1 != p4, True)
is_(p1 != p5, True)示例9: test_root_registry
def test_root_registry(self):
umapper = inspect(self.classes.User)
is_(
RootRegistry()[umapper],
umapper._path_registry
)
eq_(
RootRegistry()[umapper],
PathRegistry.coerce((umapper,))
)示例10: test_registry_contains
def test_registry_contains(self):
reg = {}
umapper = inspect(self.classes.User)
amapper = inspect(self.classes.Address)
p1 = PathRegistry.coerce((umapper, umapper.attrs.addresses))
p2 = PathRegistry.coerce((umapper, umapper.attrs.addresses, amapper))
p3 = PathRegistry.coerce((amapper, amapper.attrs.email_address))
reg.update(
{
('p1key', p1.path): 'p1value',
('p2key', p2.path): 'p2value',
('p3key', p3.path): 'p3value',
}
)
assert p1.contains(reg, "p1key")
assert not p1.contains(reg, "p2key")
assert p3.contains(reg, "p3key")
assert not p2.contains(reg, "fake")示例11: test_serialize
def test_serialize(self):
User = self.classes.User
Address = self.classes.Address
umapper = inspect(self.classes.User)
amapper = inspect(self.classes.Address)
p1 = PathRegistry.coerce(
(
umapper,
umapper.attrs.addresses,
amapper,
amapper.attrs.email_address,
)
)
p2 = PathRegistry.coerce((umapper, umapper.attrs.addresses, amapper))
p3 = PathRegistry.coerce((umapper, umapper.attrs.addresses))
eq_(p1.serialize(), [(User, "addresses"), (Address, "email_address")])
eq_(p2.serialize(), [(User, "addresses"), (Address, None)])
eq_(p3.serialize(), [(User, "addresses")])示例12: test_registry_set
def test_registry_set(self):
reg = {}
umapper = inspect(self.classes.User)
amapper = inspect(self.classes.Address)
p1 = PathRegistry.coerce((umapper, umapper.attrs.addresses))
p2 = PathRegistry.coerce((umapper, umapper.attrs.addresses, amapper))
p3 = PathRegistry.coerce((amapper, amapper.attrs.email_address))
p1.set(reg, "p1key", "p1value")
p2.set(reg, "p2key", "p2value")
p3.set(reg, "p3key", "p3value")
eq_(
reg,
{
('p1key', p1.path): 'p1value',
('p2key', p2.path): 'p2value',
('p3key', p3.path): 'p3value',
}
)示例13: test_plain
def test_plain(self):
Person = _poly_fixtures.Person
Engineer = _poly_fixtures.Engineer
pmapper = inspect(Person)
emapper = inspect(Engineer)
p1 = PathRegistry.coerce((pmapper, emapper.attrs.machines))
# given a mapper and an attribute on a subclass,
# the path converts what you get to be against that subclass
eq_(p1.path, (emapper, emapper.attrs.machines))示例14: test_registry_setdefault
def test_registry_setdefault(self):
reg = {}
umapper = inspect(self.classes.User)
amapper = inspect(self.classes.Address)
p1 = PathRegistry.coerce((umapper, umapper.attrs.addresses))
p2 = PathRegistry.coerce((umapper, umapper.attrs.addresses, amapper))
reg.update({("p1key", p1.path): "p1value"})
p1.setdefault(reg, "p1key", "p1newvalue_a")
p1.setdefault(reg, "p1key_new", "p1newvalue_b")
p2.setdefault(reg, "p2key", "p2newvalue")
eq_(
reg,
{
("p1key", p1.path): "p1value",
("p1key_new", p1.path): "p1newvalue_b",
("p2key", p2.path): "p2newvalue",
},
)示例15: test_plain_aliased
def test_plain_aliased(self):
Person = _poly_fixtures.Person
Engineer = _poly_fixtures.Engineer
emapper = inspect(Engineer)
p_alias = aliased(Person)
p_alias = inspect(p_alias)
p1 = PathRegistry.coerce((p_alias, emapper.attrs.machines))
# plain AliasedClass - the path keeps that AliasedClass directly
# as is in the path
eq_(p1.path, (p_alias, emapper.attrs.machines))