twisted.names.dns._OPTVariableOption

class documentation

class _OPTVariableOption(tputil.FancyStrMixin, tputil.FancyEqMixin): (source)

Implements interfaces: twisted.names.dns.IEncodable

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A class to represent OPT record variable options.
See Also
_OPTVariableOption.__init__ for documentation of public instance attributes.
https://tools.ietf.org/html/rfc6891#section-6.1.2
Present Since
13.2
Method __init__
Method decode Decode bytes into an _OPTVariableOption instance.
Method encode Encode this _OPTVariableOption to bytes.
Class Variable compare​Attributes Undocumented
Class Variable show​Attributes Undocumented
Instance Variable code Undocumented
Instance Variable data Undocumented
Class Variable _fmt Undocumented

Inherited from FancyStrMixin:

Method __str__ Undocumented

Inherited from FancyEqMixin:

Method __eq__ Undocumented
Method __ne__ Undocumented
def __init__(self, code=0, data=b''): (source)
Parameters
code:intThe option code
data:bytesThe option data
def decode(self, strio, length=None): (source)
from twisted.names.dns.IEncodable
Decode bytes into an _OPTVariableOption instance.
Parameters
strio:fileBytes will be read from this file until the full _OPTVariableOption is decoded.
length:int or NoneNot used.
def encode(self, strio, compDict=None): (source)
from twisted.names.dns.IEncodable
Encode this _OPTVariableOption to bytes.
Parameters
strio:filethe byte representation of this _OPTVariableOption will be written to this file.
comp​Dict:dict or NoneA dictionary of backreference addresses that have already been written to this stream and that may be used for DNS name compression.
compareAttributes: tuple[str, ...] = (source)
overrides twisted.python.util.FancyEqMixin.compareAttributes

Undocumented

showAttributes = (source)
overrides twisted.python.util.FancyStrMixin.showAttributes

Undocumented

code = (source)

Undocumented

data = (source)

Undocumented

_fmt: str = (source)

Undocumented