Add an item to the set.

Convert a node to text format. Each rdataset at the node is printed. Any keyword arguments to this method are passed on to the rdata

Convert text or a value into an enumerated type, if possible. *value*, the ``int`` or ``str`` to convert. Raises a class-specific ex

Create a new Rdata instance based on the instance replace was invoked on. It is possible to pass different parameters to over

Get the next token. want_leading: If True, return a WHITESPACE token if the first character read is whitespace. The default is False

Read the next token and interpret it as a string. Raises dns.exception.SyntaxError if not a string. Raises dns.exception.SyntaxError

Delete an element matching *key* if it exists. If *exact* is not ``None`` then it must be an exact match with that element. The Node must no

Get an rdataset matching the specified properties in the current node. None is returned if an rdataset of the specified type and

Remove an arbitrary item from the set.

Is *other*, also a ``dns.message.Message``, a response to this message? Returns a ``bool``.

Get the next request to send, and check the cache. Returns a (request, answer) tuple. At most one of request or answer will not be N

Look for an rdataset with the specified name and type in the zone, and return an RRset encapsulating it. This method is less efficien

Query nameservers to find the answer to the question. The *qname*, *rdtype*, and *rdclass* parameters may be objects of the appropria

Find an rdataset matching the specified properties in the current node. *rdclass*, a ``dns.rdataclass.RdataClass``, the class of the

Get the next element, or return None if on the right boundary.

When sending, a TSIG signature using the specified key should be added. *keyring*, a ``dict``, ``callable`` or ``dns.tsig.Key``, is e

Return a name with the relativity desired by the caller. If *origin* is ``None``, then the name is returned. Otherwise, if *relativiz

Look for an rdataset with the specified name and type in the zone, and return an RRset encapsulating it. This method is less efficien

Split a name into a prefix and suffix names at the specified depth. *depth* is an ``int`` specifying the number of labels in the suffix

Convert name to wire format, possibly compressing it. *file* is the file where the name is emitted (typically an io.BytesIO file). I

Process one message in the transfer. The message should have the same relativization as was specified when the `dns.xfr.Inbound` was

Set the rcode. *rcode*, a ``dns.rcode.Rcode``, is the rcode to set.

Return public key instance

Unget a token. The unget buffer for tokens is only one token large; it is an error to try to unget a token when the unget buffer is n

Is the most significant label of this name the root label? Returns a ``bool``.

Update the set, adding any elements from other which are not already in the set. *other*, the collection of items with which to updat

Get a node in the zone, possibly creating it. This method is like ``find_node()``, except it returns None instead of raising an excep

Get the previous element, or return None if on the left boundary.

Configure EDNS behavior. *edns*, an ``int``, is the EDNS level to use. Specifying ``None``, ``False``, or ``-1`` means "do not use E

Does the specified name exist?

Get the answer associated with *key*. Returns None if no answer is cached for the key. *key*, a ``(dns.name.Name, dns.rdatatype.Rdat

Park the cursor. A cursor must be "parked" before mutating the BTree to avoid undefined behavior. Cursors created in a ``with`` block

Use a resolver to query for address records. This utilizes the resolve() method to perform A and/or AAAA lookups on the specified nam

Convert name to Unicode text format. IDN ACE labels are converted to Unicode. *omit_final_dot* is a ``bool``. If True, don't emit t

Make a (shallow) copy of the set.

Convert name to a format suitable for digesting in hashes. The name is canonicalized and converted to uncompressed wire format. All

Read the next token and interpret it as an unsigned integer. Raises dns.exception.SyntaxError if not an unsigned integer. Returns an

Is self a subdomain of other? Note that the notion of subdomain includes equality, e.g. "dnspython.org" is a subdomain of itself.

If the name is a subdomain of *origin*, return a new name which is the name relative to origin. Otherwise return the name. For examp

Rollback the transaction. Normally transactions are used as context managers and commit or rollback automatically, but it may be done

Associate key and value in the cache. *key*, a ``(dns.name.Name, dns.rdatatype.RdataType, dns.rdataclass.RdataClass)`` tuple whose va

Update the serial number. *value*, an `int`, is an increment if *relative* is `True`, or the actual value to set if *relative* is `Fa

Has this transaction changed anything? For read-only transactions, the result is always `False`. For writable transactions, the resu

Return a name which is equal to the current name, but is in DNSSEC canonical form.

Read the remaining tokens on the line, which should be identifiers. Raises dns.exception.SyntaxError if there are no remaining tokens,

Create a cursor.

Find a node in the zone, possibly creating it. *name*: the name of the node to find. The value may be a ``dns.name.Name`` or a ``str`

Return the parent of the name. For example, the parent of ``www.dnspython.org.`` is ``dnspython.org``. Raises ``dns.name.NoParent``