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-rw-r--r--third_party/dnspython/dns/rdataclass.py114
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diff --git a/third_party/dnspython/dns/rdataclass.py b/third_party/dnspython/dns/rdataclass.py
deleted file mode 100644
index 7601e70c3a4..00000000000
--- a/third_party/dnspython/dns/rdataclass.py
+++ /dev/null
@@ -1,114 +0,0 @@
-# Copyright (C) 2001-2007, 2009-2011 Nominum, Inc.
-#
-# Permission to use, copy, modify, and distribute this software and its
-# documentation for any purpose with or without fee is hereby granted,
-# provided that the above copyright notice and this permission notice
-# appear in all copies.
-#
-# THE SOFTWARE IS PROVIDED "AS IS" AND NOMINUM DISCLAIMS ALL WARRANTIES
-# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
-# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL NOMINUM BE LIABLE FOR
-# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
-# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
-# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
-# OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
-
-"""DNS Rdata Classes.
-
-@var _by_text: The rdata class textual name to value mapping
-@type _by_text: dict
-@var _by_value: The rdata class value to textual name mapping
-@type _by_value: dict
-@var _metaclasses: If an rdataclass is a metaclass, there will be a mapping
-whose key is the rdatatype value and whose value is True in this dictionary.
-@type _metaclasses: dict"""
-
-import re
-
-import dns.exception
-
-RESERVED0 = 0
-IN = 1
-CH = 3
-HS = 4
-NONE = 254
-ANY = 255
-
-_by_text = {
- 'RESERVED0' : RESERVED0,
- 'IN' : IN,
- 'CH' : CH,
- 'HS' : HS,
- 'NONE' : NONE,
- 'ANY' : ANY
- }
-
-# We construct the inverse mapping programmatically to ensure that we
-# cannot make any mistakes (e.g. omissions, cut-and-paste errors) that
-# would cause the mapping not to be true inverse.
-
-_by_value = dict([(y, x) for x, y in _by_text.iteritems()])
-
-# Now that we've built the inverse map, we can add class aliases to
-# the _by_text mapping.
-
-_by_text.update({
- 'INTERNET' : IN,
- 'CHAOS' : CH,
- 'HESIOD' : HS
- })
-
-_metaclasses = {
- NONE : True,
- ANY : True
- }
-
-_unknown_class_pattern = re.compile('CLASS([0-9]+)$', re.I);
-
-class UnknownRdataclass(dns.exception.DNSException):
- """Raised when a class is unknown."""
- pass
-
-def from_text(text):
- """Convert text into a DNS rdata class value.
- @param text: the text
- @type text: string
- @rtype: int
- @raises dns.rdataclass.UnknownRdataclass: the class is unknown
- @raises ValueError: the rdata class value is not >= 0 and <= 65535
- """
-
- value = _by_text.get(text.upper())
- if value is None:
- match = _unknown_class_pattern.match(text)
- if match == None:
- raise UnknownRdataclass
- value = int(match.group(1))
- if value < 0 or value > 65535:
- raise ValueError("class must be between >= 0 and <= 65535")
- return value
-
-def to_text(value):
- """Convert a DNS rdata class to text.
- @param value: the rdata class value
- @type value: int
- @rtype: string
- @raises ValueError: the rdata class value is not >= 0 and <= 65535
- """
-
- if value < 0 or value > 65535:
- raise ValueError("class must be between >= 0 and <= 65535")
- text = _by_value.get(value)
- if text is None:
- text = 'CLASS' + `value`
- return text
-
-def is_metaclass(rdclass):
- """True if the class is a metaclass.
- @param rdclass: the rdata class
- @type rdclass: int
- @rtype: bool"""
-
- if _metaclasses.has_key(rdclass):
- return True
- return False