twisted.words.protocols.irc.ServerSupportedFeatures._unescapeParamValue(cls, value) class method documentationtwisted.words.protocols.irc.ServerSupportedFeatures
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      Unescape an ISUPPORT parameter.
The only form of supported escape is \xHH, where HH must be a valid 2-digit hexadecimal number.
| Returns |  (type: str) | |
| Function | _unescape | Undocumented |