Python xml.get_schema_documents函数代码示例

    def test_subs(self):
        from lxml import etree
        from spyne.util.xml import get_schema_documents
        xpath = lambda o, x: o.xpath(x, namespaces={"xs": NS_XSD})

        m = {
            "s0": "aa",
            "s2": "cc",
            "s3": "dd",
        }

        class C(ComplexModel):
            __namespace__ = "aa"
            a = Integer
            b = Integer(sub_name="bb")
            c = Integer(sub_ns="cc")
            d = Integer(sub_ns="dd", sub_name="dd")

        elt = get_schema_documents([C], "aa")['tns']
        print(etree.tostring(elt, pretty_print=True))

        seq, = xpath(elt, "xs:complexType/xs:sequence")

        assert len(seq) == 4
        assert len(xpath(seq, 'xs:element[@name="a"]')) == 1
        assert len(xpath(seq, 'xs:element[@name="bb"]')) == 1

    def test_choice_tag(self):
        class SomeObject(ComplexModel):
            __namespace__ = "badass_ns"

            one = Integer(xml_choice_group="numbers")
            two = Integer(xml_choice_group="numbers")
            punk = Unicode

        class KickassService(ServiceBase):
            @rpc(_returns=SomeObject)
            def wooo(ctx):
                return SomeObject()

        Application([KickassService],
            tns='kickass.ns',
            in_protocol=Soap11(validator='lxml'),
            out_protocol=Soap11()
        )

        docs = get_schema_documents([SomeObject])
        doc = docs['tns']
        print(etree.tostring(doc, pretty_print=True))
        assert len(doc.xpath('/xs:schema/xs:complexType[@name="SomeObject"]'
                                   '/xs:sequence/xs:element[@name="punk"]',
            namespaces={'xs': NS_XSD})) > 0
        assert len(doc.xpath('/xs:schema/xs:complexType[@name="SomeObject"]'
                    '/xs:sequence/xs:choice/xs:element[@name="one"]',
            namespaces={'xs': NS_XSD})) > 0

    def test_subs(self):
        from lxml import etree
        from spyne.util.xml import get_schema_documents
        xpath = lambda o, x: o.xpath(x, namespaces={"xs": ns.xsd})

        m = {
            "s0": "aa",
            "s2": "cc",
            "s3": "dd",
        }

        class C(ComplexModel):
            __namespace__ = "aa"
            a = Integer
            b = Integer(sub_name="bb")
            c = Integer(sub_ns="cc")
            d = Integer(sub_ns="dd", sub_name="dd")

        elt = get_schema_documents([C], "aa")['tns']
        print etree.tostring(elt, pretty_print=True)

        seq, = xpath(elt, "xs:complexType/xs:sequence")

        assert len(seq) == 4
        assert len(xpath(seq, 'xs:element[@name="a"]')) == 1
        assert len(xpath(seq, 'xs:element[@name="bb"]')) == 1

        # TODO: this doesn't feel right.
        # check the spec to see whether it should it be prefixed.
        assert len(xpath(seq, 'xs:element[@name="{cc}c"]')) == 1
        assert len(xpath(seq, 'xs:element[@name="{dd}dd"]')) == 1

    def test_deserialize(self):
        class Punk(ComplexModel):
            __namespace__ = 'some_namespace'

            a = Unicode
            b = Integer
            c = Decimal
            d = DateTime

        class Foo(ComplexModel):
            __namespace__ = 'some_other_namespace'

            a = Unicode
            b = Integer
            c = Decimal
            d = DateTime
            e = XmlAttribute(Integer)

            def __eq__(self, other):
                # remember that this is a test object
                assert (
                    self.a == other.a and
                    self.b == other.b and
                    self.c == other.c and
                    self.d == other.d and
                    self.e == other.e
                )

                return True

        docs = get_schema_documents([Punk, Foo])
        pprint(docs)
        assert docs['s0'].tag == '{http://www.w3.org/2001/XMLSchema}schema'
        assert docs['tns'].tag == '{http://www.w3.org/2001/XMLSchema}schema'
        print()

        print("the other namespace %r:" % docs['tns'].attrib['targetNamespace'])
        assert docs['tns'].attrib['targetNamespace'] == 'some_namespace'
        print(etree.tostring(docs['tns'], pretty_print=True))
        print()

        print("the other namespace %r:" % docs['s0'].attrib['targetNamespace'])
        assert docs['s0'].attrib['targetNamespace'] == 'some_other_namespace'
        print(etree.tostring(docs['s0'], pretty_print=True))
        print()

        foo = Foo(a=u'a', b=1, c=decimal.Decimal('3.4'),
                                    d=datetime(2011,02,20,tzinfo=pytz.utc), e=5)
        doc = get_object_as_xml(foo, Foo)
        print(etree.tostring(doc, pretty_print=True))
        foo_back = get_xml_as_object(doc, Foo)

        assert foo_back == foo

        # as long as it doesn't fail, it's ok.
        get_validation_schema([Punk, Foo])

    def test_annotation(self):
        tns = 'some_ns'
        doc = "Some Doc"

        class SomeClass(ComplexModel):
            __namespace__ = tns
            some_attr = Unicode(doc=doc)

        schema = get_schema_documents([SomeClass], tns)['tns']
        print(etree.tostring(schema, pretty_print=True))
        assert schema.xpath("//xs:documentation/text()",
                                             namespaces={'xs': NS_XSD}) == [doc]

    def test_mandatory(self):
        xpath = lambda o, x: o.xpath(x, namespaces={"xs": NS_XSD})

        class C(ComplexModel):
            __namespace__ = "aa"
            foo = XmlAttribute(M(Unicode))

        elt = get_schema_documents([C])['tns']
        print(etree.tostring(elt, pretty_print=True))
        foo, = xpath(elt, 'xs:complexType/xs:attribute[@name="foo"]')
        attrs = foo.attrib
        assert 'use' in attrs and attrs['use'] == 'required'

    def test_boolean_default(self):
        tns = 'some_ns'
        class SomeGuy(ComplexModel):
            __namespace__ = tns
            bald = Boolean(default=True)

        schema = get_schema_documents([SomeGuy], tns)['tns']
        print(etree.tostring(schema, pretty_print=True))

        objects = parse_schema_element(schema)
        pprint(objects[tns].types)

        NewGuy = objects['some_ns'].types["SomeGuy"]
        assert NewGuy._type_info['bald'].Attributes.default == True

    def test_attribute(self):
        tns = 'some_ns'
        class SomeGuy(ComplexModel):
            __namespace__ = tns

            name = XmlAttribute(Unicode)

        schema = get_schema_documents([SomeGuy], tns)['tns']
        print etree.tostring(schema, pretty_print=True)

        objects = parse_schema_element(schema)
        pprint(objects[tns].types)

        NewGuy = objects['some_ns'].types["SomeGuy"]
        assert NewGuy._type_info['name'].type is Unicode

    def test_attribute_with_customized_type(self):
        tns = 'some_ns'
        class SomeGuy(ComplexModel):
            __namespace__ = tns

            name = XmlAttribute(Unicode(default="aa"))

        schema = get_schema_documents([SomeGuy], tns)['tns']
        print(etree.tostring(schema, pretty_print=True))

        objects = parse_schema_element(schema)
        pprint(objects[tns].types)

        NewGuy = objects['some_ns'].types["SomeGuy"]
        assert NewGuy._type_info['name'].type.__orig__ is Unicode
        assert NewGuy._type_info['name'].type.Attributes.default == "aa"

    def test_any_tag(self):
        logging.basicConfig(level=logging.DEBUG)

        class SomeType(ComplexModel):
            __namespace__ = "zo"

            anything = AnyXml(schema_tag='{%s}any' % NS_XSD, namespace='##other',
                                                         process_contents='lax')

        docs = get_schema_documents([SomeType])
        print(etree.tostring(docs['tns'], pretty_print=True))
        _any = docs['tns'].xpath('//xsd:any', namespaces={'xsd': NS_XSD})

        assert len(_any) == 1
        assert _any[0].attrib['namespace'] == '##other'
        assert _any[0].attrib['processContents'] == 'lax'

    def test_customized_unicode(self):
        tns = 'some_ns'
        class SomeGuy(ComplexModel):
            __namespace__ = tns
            name = Unicode(max_len=10, pattern="a", min_len=5, default="aa")

        schema = get_schema_documents([SomeGuy], tns)['tns']
        print(etree.tostring(schema, pretty_print=True))

        objects = parse_schema_element(schema)
        pprint(objects[tns].types)

        NewGuy = objects['some_ns'].types["SomeGuy"]
        assert NewGuy._type_info['name'].Attributes.max_len == 10
        assert NewGuy._type_info['name'].Attributes.min_len == 5
        assert NewGuy._type_info['name'].Attributes.pattern == "a"
        assert NewGuy._type_info['name'].Attributes.default == "aa"

    def test_simple(self):
        tns = 'some_ns'
        class SomeGuy(ComplexModel):
            __namespace__ = 'some_ns'

            id = Integer

        schema = get_schema_documents([SomeGuy], tns)['tns']
        print(etree.tostring(schema, pretty_print=True))

        objects = parse_schema_element(schema)
        pprint(objects[tns].types)

        NewGuy = objects[tns].types["SomeGuy"]
        assert NewGuy.get_type_name() == SomeGuy.get_type_name()
        assert NewGuy.get_namespace() == SomeGuy.get_namespace()
        assert dict(NewGuy._type_info) == dict(SomeGuy._type_info)

from spyne.util.xml import get_xml_as_object
from spyne.util.xml import parse_schema_string


# Define the object
class SomeObject(ComplexModel):
    i = Integer
    s = Unicode
    d = DateTime
    __repr__ = hier_repr

# Instantiate the object
instance = SomeObject(i=5, s="str", d=datetime.now())

# Generate schema documents
schema_elts = get_schema_documents([SomeObject], 'some_ns')

# Serialize the xml schema document for object
schema = etree.tostring(schema_elts['tns'],  pretty_print=True)

# Serialize the object to XML
instance_elt = get_object_as_xml(instance, SomeObject)

# Serialize the element tree to string
data = etree.tostring(instance_elt, pretty_print=True)

print(instance)
print()
print(schema)
print(data)

 def _get_schema(self, *args):
     schema_doc = get_schema_documents(args)['tns']
     return parse_schema_element(schema_doc)

class ProductEdition(ComplexModel):
    __namespace__ = 'kickass_namespace'

    id = XmlAttribute(Uuid)
    name = XmlData(Unicode)


class Product(ComplexModel):
    __namespace__ = 'kickass_namespace'

    id = XmlAttribute(Uuid)
    edition = ProductEdition


docs = get_schema_documents([Punk, Foo, Product])
pprint(docs)
print()

pprint({k: v.attrib['targetNamespace'] for k,v in docs.items()})

# the default ns prefix is always tns
print("the default namespace %r:" % docs['tns'].attrib['targetNamespace'])
print(etree.tostring(docs['tns'], pretty_print=True))
print()

# Namespace prefixes are assigned like s0, s1, s2, etc...
print("the other namespace %r:" % docs['s0'].attrib['targetNamespace'])
print(etree.tostring(docs['s0'], pretty_print=True))
print()