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author | Uwe Hermann <uwe@hermann-uwe.de> | 2020-01-02 00:30:51 +0100 |
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committer | Uwe Hermann <uwe@hermann-uwe.de> | 2020-01-10 21:48:09 +0100 |
commit | 6ca8b2b761788a1a2476fc4de3899f456428a277 (patch) | |
tree | 76943a608e82385d31d09ab318d8fff5be26730b /decoders | |
parent | a6f703fdf9bf0444a41046ac0f2a48c38b9ebc09 (diff) | |
download | libsigrokdecode-6ca8b2b761788a1a2476fc4de3899f456428a277.tar.gz libsigrokdecode-6ca8b2b761788a1a2476fc4de3899f456428a277.zip |
srdhelper: Add SrdStrEnum with various helper methods.
Diffstat (limited to 'decoders')
-rw-r--r-- | decoders/common/srdhelper/mod.py | 17 |
1 files changed, 15 insertions, 2 deletions
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 <uwe@hermann-uwe.de> +## Copyright (C) 2012-2020 Uwe Hermann <uwe@hermann-uwe.de> ## ## 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 <http://www.gnu.org/licenses/>. ## -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): @@ -39,6 +40,18 @@ def bitunpack(num, minbits=0): 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 def _prefix(cls, p): |