From 6ca8b2b761788a1a2476fc4de3899f456428a277 Mon Sep 17 00:00:00 2001 From: Uwe Hermann Date: Thu, 2 Jan 2020 00:30:51 +0100 Subject: srdhelper: Add SrdStrEnum with various helper methods. --- decoders/common/srdhelper/mod.py | 17 +++++++++++++++-- 1 file changed, 15 insertions(+), 2 deletions(-) (limited to 'decoders/common') diff --git a/decoders/common/srdhelper/mod.py b/decoders/common/srdhelper/mod.py index e1fac3d..6c45af9 100644 --- a/decoders/common/srdhelper/mod.py +++ b/decoders/common/srdhelper/mod.py @@ -1,7 +1,7 @@ ## ## This file is part of the libsigrokdecode project. ## -## Copyright (C) 2012-2014 Uwe Hermann +## Copyright (C) 2012-2020 Uwe Hermann ## ## This program is free software; you can redistribute it and/or modify ## it under the terms of the GNU General Public License as published by @@ -17,8 +17,9 @@ ## along with this program; if not, see . ## -from enum import IntEnum, unique +from enum import Enum, IntEnum, unique from itertools import chain +import re # Return the specified BCD number (max. 8 bits) as integer. def bcd2int(b): @@ -38,6 +39,18 @@ def bitunpack(num, minbits=0): minbits -= 1 return tuple(res) +@unique +class SrdStrEnum(Enum): + @classmethod + def from_list(cls, name, l): + # Keys are limited/converted to [A-Z0-9_], values can be any string. + items = [(re.sub('[^A-Z0-9_]', '_', l[i]), l[i]) for i in range(len(l))] + return cls(name, items) + + @classmethod + def from_str(cls, name, s): + return cls.from_list(name, s.split()) + @unique class SrdIntEnum(IntEnum): @classmethod -- cgit v1.2.3-70-g09d2