Python usage.UsageError方法代码示例

# 需要导入模块: from twisted.python import usage [as 别名]
# 或者: from twisted.python.usage import UsageError [as 别名]
def opt_reactor(self, shortName):
        """
        Which reactor to use (see --help-reactors for a list of possibilities)
        """
        # Actually actually actually install the reactor right at this very
        # moment, before any other code (for example, a sub-command plugin)
        # runs and accidentally imports and installs the default reactor.
        #
        # This could probably be improved somehow.
        try:
            installReactor(shortName)
        except NoSuchReactor:
            msg = ("The specified reactor does not exist: '%s'.\n"
                   "See the list of available reactors with "
                   "--help-reactors" % (shortName,))
            raise usage.UsageError(msg)
        except Exception as e:
            msg = ("The specified reactor cannot be used, failed with error: "
                   "%s.\nSee the list of available reactors with "
                   "--help-reactors" % (e,))
            raise usage.UsageError(msg)
        else:
            self["reactor"] = shortName 

# 需要导入模块: from twisted.python import usage [as 别名]
# 或者: from twisted.python.usage import UsageError [as 别名]
def options(argv):
        """
        Parse command line options.

        @param argv: Command line arguments.
        @type argv: L{list}

        @return: The parsed options.
        @rtype: L{TwistOptions}
        """
        options = TwistOptions()

        try:
            options.parseOptions(argv[1:])
        except UsageError as e:
            exit(ExitStatus.EX_USAGE, "Error: {}\n\n{}".format(e, options))

        return options 

# 需要导入模块: from twisted.python import usage [as 别名]
# 或者: from twisted.python.usage import UsageError [as 别名]
def opt_help_auth_type(self, authType):
        """
        Show help for a particular authentication type.
        """
        try:
            cf = findCheckerFactory(authType)
        except InvalidAuthType:
            raise usage.UsageError("Invalid auth type: %s" % authType)
        self.authOutput.write("Usage: --auth %s[:ArgString]\n" % authType)
        self.authOutput.write("ArgString format: %s\n" % cf.argStringFormat)
        self.authOutput.write('\n')
        for line in cf.authHelp.strip().splitlines():
            self.authOutput.write('  %s\n' % line.rstrip())
        self.authOutput.write('\n')
        if not self.supportsCheckerFactory(cf):
            self.authOutput.write('  %s\n' % notSupportedWarning)
            self.authOutput.write('\n')
        raise SystemExit(0) 

# 需要导入模块: from twisted.python import usage [as 别名]
# 或者: from twisted.python.usage import UsageError [as 别名]
def opt_maildirdbmdomain(self, domain):
        """
        Generate an SMTP/POP3 virtual domain.

        This option requires an argument of the form 'NAME=PATH' where NAME is
        the DNS domain name for which email will be accepted and where PATH is
        a the filesystem path to a Maildir folder.
        [Example: 'example.com=/tmp/example.com']
        """
        try:
            name, path = domain.split('=')
        except ValueError:
            raise usage.UsageError("Argument to --maildirdbmdomain must be of the form 'name=path'")

        self.last_domain = maildir.MaildirDirdbmDomain(self.service, os.path.abspath(path))
        self.service.addDomain(name, self.last_domain) 

# 需要导入模块: from twisted.python import usage [as 别名]
# 或者: from twisted.python.usage import UsageError [as 别名]
def opt_aliases(self, filename):
        """
        Specify an aliases(5) file to use for the last specified domain.
        """
        if self.last_domain is not None:
            if mail.IAliasableDomain.providedBy(self.last_domain):
                aliases = alias.loadAliasFile(self.service.domains, filename)
                self.last_domain.setAliasGroup(aliases)
                self.service.monitor.monitorFile(
                    filename,
                    AliasUpdater(self.service.domains, self.last_domain)
                )
            else:
                raise usage.UsageError(
                    "%s does not support alias files" % (
                        self.last_domain.__class__.__name__,
                    )
                )
        else:
            raise usage.UsageError("Specify a domain before specifying aliases") 

# 需要导入模块: from twisted.python import usage [as 别名]
# 或者: from twisted.python.usage import UsageError [as 别名]
def opt_secondary(self, ip_domain):
        """Act as secondary for the specified domain, performing
        zone transfers from the specified IP (IP/domain)
        """
        args = ip_domain.split('/', 1)
        if len(args) != 2:
            raise usage.UsageError("Argument must be of the form IP[:port]/domain")
        address = args[0].split(':')
        if len(address) == 1:
            address = (address[0], dns.PORT)
        else:
            try:
                port = int(address[1])
            except ValueError:
                raise usage.UsageError(
                    "Specify an integer port number, not %r" % (address[1],))
            address = (address[0], port)
        self.secondaries.append((address, [args[1]])) 

# 需要导入模块: from twisted.python import usage [as 别名]
# 或者: from twisted.python.usage import UsageError [as 别名]
def test_malformedSecondary(self):
        """
        If the value supplied for an I{--secondary} option does not provide a
        server IP address, optional port number, and domain name,
        L{Options.parseOptions} raises L{UsageError}.
        """
        options = Options()
        self.assertRaises(
            UsageError, options.parseOptions, ['--secondary', ''])
        self.assertRaises(
            UsageError, options.parseOptions, ['--secondary', '1.2.3.4'])
        self.assertRaises(
            UsageError, options.parseOptions, ['--secondary', '1.2.3.4:hello'])
        self.assertRaises(
            UsageError, options.parseOptions,
            ['--secondary', '1.2.3.4:hello/example.com']) 

# 需要导入模块: from twisted.python import usage [as 别名]
# 或者: from twisted.python.usage import UsageError [as 别名]
def makeService(config):
    if not len(config.groups):
        raise usage.UsageError("No newsgroups specified")
    
    db = database.NewsShelf(config['mailhost'], config['datadir'])
    for (g, m) in config.groups:
        if m:
            db.addGroup(g, 'm')
            db.addModerator(g, m)
        else:
            db.addGroup(g, 'y')
    for s in config.subscriptions:
        print(s)
        db.addSubscription(s)
    s = config['port']
    if config['interface']:
        # Add a warning here
        s += ':interface='+config['interface']
    return strports.service(s, news.UsenetServerFactory(db, config.servers)) 

# 需要导入模块: from twisted.python import usage [as 别名]
# 或者: from twisted.python.usage import UsageError [as 别名]
def run():
#    import hotshot
#    prof = hotshot.Profile('cftp.prof')
#    prof.start()
    args = sys.argv[1:]
    if '-l' in args: # cvs is an idiot
        i = args.index('-l')
        args = args[i:i+2]+args
        del args[i+2:i+4]
    options = ClientOptions()
    try:
        options.parseOptions(args)
    except usage.UsageError as u:
        print('ERROR: %s' % u)
        sys.exit(1)
    if options['log']:
        realout = sys.stdout
        log.startLogging(sys.stderr)
        sys.stdout = realout
    else:
        log.discardLogs()
    doConnect(options)
    reactor.run()
#    prof.stop()
#    prof.close() 

# 需要导入模块: from twisted.python import usage [as 别名]
# 或者: from twisted.python.usage import UsageError [as 别名]
def test_reactorSelectionMixinNonExistent(self):
        """
        Test that the usage mixin exits when trying to use a non existent
        reactor (the name not matching to any reactor), giving an error
        message.
        """
        class ReactorSelectionOptions(usage.Options, app.ReactorSelectionMixin):
            pass
        self.pluginResults = []

        options = ReactorSelectionOptions()
        options.messageOutput = NativeStringIO()
        e = self.assertRaises(usage.UsageError, options.parseOptions,
                              ['--reactor', 'fakereactortest', 'subcommand'])
        self.assertIn("fakereactortest", e.args[0])
        self.assertIn("help-reactors", e.args[0]) 

# 需要导入模块: from twisted.python import usage [as 别名]
# 或者: from twisted.python.usage import UsageError [as 别名]
def test_reactorSelectionMixinNotAvailable(self):
        """
        Test that the usage mixin exits when trying to use a reactor not
        available (the reactor raises an error at installation), giving an
        error message.
        """
        class ReactorSelectionOptions(usage.Options, app.ReactorSelectionMixin):
            pass
        message = "Missing foo bar"
        def install():
            raise ImportError(message)

        name = 'fakereactortest'
        package = __name__
        description = 'description'
        self.pluginResults = [FakeReactor(install, name, package, description)]

        options = ReactorSelectionOptions()
        options.messageOutput = NativeStringIO()
        e =  self.assertRaises(usage.UsageError, options.parseOptions,
                               ['--reactor', 'fakereactortest', 'subcommand'])
        self.assertIn(message, e.args[0])
        self.assertIn("help-reactors", e.args[0]) 

# 需要导入模块: from twisted.python import usage [as 别名]
# 或者: from twisted.python.usage import UsageError [as 别名]
def run():
    options = Options()
    try:
        options.parseOptions()
    except usage.UsageError as e:
        print(str(e))
        sys.exit(1)
    filename = options['filename']
    if options.get('stylesheet') is not None:
        stylesheet = styleLink % (options['stylesheet'],)
    else:
        stylesheet = ''

    with open(filename + '.html', 'wb') as output:
        outHeader = (header % {
            'title': filename,
            'generator': 'htmlizer/%s' % (copyright.longversion,),
            'alternate': alternateLink % {'source': filename},
            'stylesheet': stylesheet
            })
        output.write(outHeader.encode("utf-8"))
        with open(filename, 'rb') as f:
            htmlizer.filter(f, output, htmlizer.SmallerHTMLWriter)
        output.write(footer.encode("utf-8")) 

# 需要导入模块: from twisted.python import usage [as 别名]
# 或者: from twisted.python.usage import UsageError [as 别名]
def _checkKnownRunOrder(order):
    """
    Check that the given order is a known test running order.

    Does nothing else, since looking up the appropriate callable to sort the
    tests should be done when it actually will be used, as the default argument
    will not be coerced by this function.

    @param order: one of the known orders in C{_runOrders}
    @return: the order unmodified
    """
    if order not in _runOrders:
        raise usage.UsageError(
            "--order must be one of: %s. See --help-orders for details" %
            (", ".join(repr(order) for order in _runOrders),))
    return order 

# 需要导入模块: from twisted.python import usage [as 别名]
# 或者: from twisted.python.usage import UsageError [as 别名]
def main(reactor, argv, environ):
    # Setup eliot to print better human-readable output to standard
    # output
    eliot_to_stdout(MESSAGE_FORMATS, ACTION_START_FORMATS)

    options = ContainerOptions()
    try:
        options.parseOptions(argv[1:])
    except usage.UsageError as e:
        sys.stderr.write(e.args[0])
        sys.stderr.write('\n\n')
        sys.stderr.write(options.getSynopsis())
        sys.stderr.write('\n')
        sys.stderr.write(options.getUsage())
        raise SystemExit(1)

    container_deployment = ClusterContainerDeployment.from_options(reactor,
                                                                   options)

    return container_deployment.deploy(options['apps-per-node']) 

# 需要导入模块: from twisted.python import usage [as 别名]
# 或者: from twisted.python.usage import UsageError [as 别名]
def initialize_release_main(args, base_path, top_level):
    """
    Clone the Flocker repo and install a new virtual environment for
    a release.

    :param list args: The arguments passed to the script.
    :param FilePath base_path: The executable being run.
    :param FilePath top_level: The top-level of the flocker repository.
    """
    options = InitializeReleaseOptions()

    try:
        options.parseOptions(args)
    except UsageError as e:
        sys.stderr.write("%s: %s\n" % (base_path.basename(), e))
        raise SystemExit(1)

    version = options['flocker-version']
    path = options['path']
    initialize_release(version, path, top_level)