FreeOpcUa / python-opcua

        self.DiscoveryUrls = []

        self._freeze = True

    def to_binary(self):

        packet = []

        packet.append(uabin.Primitives.String.pack(self.ApplicationUri))

        packet.append(uabin.Primitives.String.pack(self.ProductUri))

        packet.append(self.ApplicationName.to_binary())

        packet.append(uabin.Primitives.UInt32.pack(self.ApplicationType.value))

        packet.append(uabin.Primitives.String.pack(self.GatewayServerUri))

        packet.append(uabin.Primitives.String.pack(self.DiscoveryProfileUri))

        packet.append(uabin.Primitives.Int32.pack(len(self.DiscoveryUrls)))

        for fieldname in self.DiscoveryUrls:

            packet.append(uabin.Primitives.String.pack(fieldname))

        return b''.join(packet)

    @staticmethod

    def from_binary(data):

        self.UnsupportedUnitIds = []

        self._freeze = True

    def to_binary(self):

        packet = []

        packet.append(uabin.Primitives.String.pack(self.OrganizationUri))

        packet.append(uabin.Primitives.String.pack(self.ProfileId))

        packet.append(uabin.Primitives.String.pack(self.ComplianceTool))

        packet.append(uabin.Primitives.DateTime.pack(self.ComplianceDate))

        packet.append(uabin.Primitives.UInt32.pack(self.ComplianceLevel.value))

        packet.append(uabin.Primitives.Int32.pack(len(self.UnsupportedUnitIds)))

        for fieldname in self.UnsupportedUnitIds:

            packet.append(uabin.Primitives.String.pack(fieldname))

        return b''.join(packet)

    @staticmethod

    def from_binary(data):