Python modules.getModule函数代码示例

 def test_dottedNames(self):
     """ Verify that the walkModules APIs will give us back subpackages, not just
     subpackages.  """
     self.assertEquals(
         modules.getModule('twisted.python'),
         self.findByIteration("twisted.python",
                              where=modules.getModule('twisted')))

    def test_determineUpgradeSequence(self):

        upgrader = UpgradeDatabaseSchemaStep(None)

        upgrader.schemaLocation = getModule(__name__).filePath.sibling("fake_schema1")
        files = upgrader.scanForUpgradeFiles("fake_dialect")
        upgrades = upgrader.determineUpgradeSequence(3, 4, files, "fake_dialect")
        self.assertEqual(upgrades,
            [upgrader.schemaLocation.child("upgrades").child("fake_dialect").child("upgrade_from_3_to_4.sql")],
        )
        self.assertRaises(RuntimeError, upgrader.determineUpgradeSequence, 3, 5, files, "fake_dialect")

        upgrader.schemaLocation = getModule(__name__).filePath.sibling("fake_schema2")
        files = upgrader.scanForUpgradeFiles("fake_dialect")
        upgrades = upgrader.determineUpgradeSequence(3, 5, files, "fake_dialect")
        self.assertEqual(upgrades,
            [upgrader.schemaLocation.child("upgrades").child("fake_dialect").child("upgrade_from_3_to_5.sql")]
        )
        upgrades = upgrader.determineUpgradeSequence(4, 5, files, "fake_dialect")
        self.assertEqual(upgrades,
            [upgrader.schemaLocation.child("upgrades").child("fake_dialect").child("upgrade_from_4_to_5.sql")]
        )

        upgrader.schemaLocation = getModule(__name__).filePath.sibling("fake_schema3")
        files = upgrader.scanForUpgradeFiles("fake_dialect")
        upgrades = upgrader.determineUpgradeSequence(3, 5, files, "fake_dialect")
        self.assertEqual(upgrades,
            [
                upgrader.schemaLocation.child("upgrades").child("fake_dialect").child("upgrade_from_3_to_4.sql"),
                upgrader.schemaLocation.child("upgrades").child("fake_dialect").child("upgrade_from_4_to_5.sql"),
            ]
        )

def main(reactor):
    log.startLogging(sys.stdout)
    certData = getModule(__name__).filePath.sibling('public.pem').getContent()
    authData = getModule(__name__).filePath.sibling('server.pem').getContent()
    authority = ssl.Certificate.loadPEM(certData)
    certificate = ssl.PrivateCertificate.loadPEM(authData)
    factory = protocol.Factory.forProtocol(echoserv.Echo)
    reactor.listenSSL(8000, factory, certificate.options(authority))
    return defer.Deferred()

def _populateSchema(version=None):
    """
    Generate the global L{SchemaSyntax}.
    """

    if version is None:
        pathObj = getModule(__name__).filePath.sibling("sql_schema").child("current.sql")
    else:
        pathObj = getModule(__name__).filePath.sibling("sql_schema").child("old").child(POSTGRES_DIALECT).child("%s.sql" % (version,))
    return SchemaSyntax(schemaFromPath(pathObj))

def main(reactor):
    factory = protocol.Factory.forProtocol(echoclient.EchoClient)
    certData = getModule(__name__).filePath.sibling('public.pem').getContent()
    authData = getModule(__name__).filePath.sibling('server.pem').getContent()
    clientCertificate = ssl.PrivateCertificate.loadPEM(authData)
    authority = ssl.Certificate.loadPEM(certData)
    options = ssl.optionsForClientTLS(u'example.com', authority,
                                      clientCertificate)
    endpoint = endpoints.SSL4ClientEndpoint(reactor, 'localhost', 8000,
                                            options)
    echoClient = yield endpoint.connect(factory)

    done = defer.Deferred()
    echoClient.connectionLost = lambda reason: done.callback(None)
    yield done

 def test_pathEntriesOnPath(self):
     """
     Verify that path entries discovered via module loading are, in fact, on
     sys.path somewhere.
     """
     for n in ["os", "twisted", "twisted.python", "twisted.python.reflect"]:
         self.failUnlessIn(modules.getModule(n).pathEntry.filePath.path, sys.path)

 def test_twistedShowsUp(self):
     """
     Scrounge around in the top-level module namespace and make sure that
     Twisted shows up, and that the module thusly obtained is the same as
     the module that we find when we look for it explicitly by name.
     """
     self.assertEqual(modules.getModule("twisted"), self.findByIteration("twisted"))

def _addBackports():
    """
    We currently require 2 backported bugfixes from a future release of Twisted,
    for IPv6 support:

        - U{IPv6 client support <http://tm.tl/5085>}

        - U{TCP endpoint cancellation <http://tm.tl/4710>}

    This function will activate those backports.  (Note it must be run before
    any of the modules in question are imported or it will raise an exception.)

    This function, L{_hasIPv6ClientSupport}, and all the associated backports
    (i.e., all of C{twext/backport}) should be removed upon upgrading our
    minimum required Twisted version.
    """
    from twext.backport import internet as bpinternet
    from twisted import internet
    internet.__path__[:] = bpinternet.__path__ + internet.__path__

    # Make sure none of the backports are loaded yet.
    backports = getModule("twext.backport.internet")
    for submod in backports.iterModules():
        subname = submod.name.split(".")[-1]
        tiname = 'twisted.internet.' + subname
        if tiname in sys.modules:
            raise RuntimeError(
                tiname + "already loaded, cannot load required backport")

    def load_processors(self, load=None, noload=None, autoload=None):
        """If method parameters are not provided, they'll be looked up from
        config:
        [plugins]
            load = List of plugins / plugin.Processors to load
            noload = List of plugins / plugin.Processors to skip automatically loading
            autoload = (Boolean) Load all plugins by default?
        """
        # Sets up twisted.python so that we can iterate modules
        __import__('ibid.plugins')

        if load is None:
            load = ibid.config.plugins.get('load', [])
        if noload is None:
            noload = ibid.config.plugins.get('noload', [])

        all_plugins = set(plugin.split('.')[0] for plugin in load)
        if autoload is None:
            autoload = ibid.config.plugins.get('autoload', True)

        if autoload:
            all_plugins |= set(plugin.name.replace('ibid.plugins.', '')
                    for plugin in getModule('ibid.plugins').iterModules())

        for plugin in all_plugins:
            load_processors = [p.split('.')[1] for p in load if p.startswith(plugin + '.')]
            noload_processors = [p.split('.')[1] for p in noload if p.startswith(plugin + '.')]
            if plugin not in noload or load_processors:
                self.load_processor(plugin, noload=noload_processors, load=load_processors, load_all=(plugin in load), noload_all=(plugin in noload))

        def _findModule(self, fullname, path=None):
            # print "_findModule called with:", fullname, path

            mod = getModule(fullname)
            if mod.filePath.path.endswith('.pyc'):
                return mod.filePath.path, mod.isPackage()
            return None

def _buildTestClasses(_locals):
    """
    Build the test classes that use L{NewStyleOnly}, one class per module.

    @param _locals: The global C{locals()} dict.
    """
    for x in getModule("twisted").walkModules():

        ignoredModules = [
            "twisted.test.reflect_helper",
            "twisted.internet.test.process_",
            "twisted.test.process_"
        ]

        isIgnored = [x.name.startswith(ignored) for ignored in ignoredModules]

        if True in isIgnored:
            continue


        class Test(NewStyleOnly, unittest.TestCase):
            """
            @see: L{NewStyleOnly}
            """
            module = x.name

        acceptableName = x.name.replace(".", "_")
        Test.__name__ = acceptableName
        if hasattr(Test, "__qualname__"):
            Test.__qualname__ = acceptableName
        _locals.update({acceptableName: Test})

    def test_current_oracle(self):
        """
        Make sure current-oracle-dialect.sql matches current.sql
        """

        sqlSchema = getModule(__name__).filePath.parent().sibling("sql_schema")

        currentSchema = sqlSchema.child("current.sql")
        current_version = self.versionFromSchema(currentSchema)

        currentOracleSchema = sqlSchema.child("current-oracle-dialect.sql")
        current_oracle_version = self.versionFromSchema(currentOracleSchema)

        self.assertEqual(current_version, current_oracle_version)

        schema_current = schemaFromPath(currentSchema)
        schema_oracle = schemaFromPath(currentOracleSchema)

        # Remove any not null constraints in the postgres schema for text columns as in
        # Oracle nclob or nvarchar never uses not null
        for table in schema_current.tables:
            for constraint in tuple(table.constraints):
                if constraint.type == Constraint.NOT_NULL and len(constraint.affectsColumns) == 1:
                    if constraint.affectsColumns[0].type.name in ("text", "char", "varchar"):
                        table.constraints.remove(constraint)

        mismatched = schema_current.compare(schema_oracle)
        self.assertEqual(len(mismatched), 0, msg=", ".join(mismatched))

def module(s):
	base = getModule(s)
	module = base.load()
	attrs = list(base.iterAttributes())
	names = list(map(lambda x: x.name[len(x.onObject.name)+1:], list(base.iterAttributes())))
	members = list(map(lambda x: x.load(), list(base.iterAttributes())))
	return dict(zip(names, members))

    def test_matchCalendarUserAddress(self):
        """
        Make sure we do an exact comparison on EmailDomain
        """

        self.patch(config.Scheduling.iSchedule, "Enabled", True)
        self.patch(config.Scheduling.iSchedule, "RemoteServers", "")

        # Only mailtos:
        result = yield ScheduleViaISchedule.matchCalendarUserAddress("http://example.com/principal/user")
        self.assertFalse(result)

        # Need to setup a fake resolver
        module = getModule(__name__)
        dataPath = module.filePath.sibling("data")
        bindPath = dataPath.child("db.example.com")
        self.patch(config.Scheduling.iSchedule, "DNSDebug", bindPath.path)
        utils.DebugResolver = None
        utils._initResolver()

        result = yield ScheduleViaISchedule.matchCalendarUserAddress("mailto:[email protected]")
        self.assertTrue(result)
        result = yield ScheduleViaISchedule.matchCalendarUserAddress("mailto:[email protected]")
        self.assertFalse(result)
        result = yield ScheduleViaISchedule.matchCalendarUserAddress("mailto:[email protected]org?subject=foobar")
        self.assertFalse(result)
        result = yield ScheduleViaISchedule.matchCalendarUserAddress("mailto:user")
        self.assertFalse(result)

        # Test when not enabled
        ScheduleViaISchedule.domainServerMap = {}
        self.patch(config.Scheduling.iSchedule, "Enabled", False)
        result = yield ScheduleViaISchedule.matchCalendarUserAddress("mailto:[email protected]")
        self.assertFalse(result)

    def test_nonexistentPaths(self):
        """
        Verify that L{modules.walkModules} ignores entries in sys.path which
        do not exist in the filesystem.
        """
        existentPath = FilePath(self.mktemp())
        os.makedirs(existentPath.child("test_package").path)
        existentPath.child("test_package").child("__init__.py").setContent("")

        nonexistentPath = FilePath(self.mktemp())
        self.failIf(nonexistentPath.exists())

        originalSearchPaths = sys.path[:]
        sys.path[:] = [existentPath.path]
        try:
            expected = [modules.getModule("test_package")]

            beforeModules = list(modules.walkModules())
            sys.path.append(nonexistentPath.path)
            afterModules = list(modules.walkModules())
        finally:
            sys.path[:] = originalSearchPaths

        self.assertEqual(beforeModules, expected)
        self.assertEqual(afterModules, expected)