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pySim/utils: define 'Hexstr' using NewType

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This means Hexstr is no longer an alias for 'str', but a distinct
new type, a sub-class of 'str'.

Change-Id: Ifb787670ed0e149ae6fcd0e6c0626ddc68880068
This commit is contained in:
Harald Welte
2023-07-09 16:11:46 +02:00
parent 2352f2dcdd
commit f5e26ae954
1 changed files with 2 additions and 2 deletions
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pySim/utils.py
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@@ -7,7 +7,7 @@ import json
import abc import abc
import string import string
from io import BytesIO from io import BytesIO
from typing import Optional, List, Dict, Any, Tuple from typing import Optional, List, Dict, Any, Tuple, NewType
# Copyright (C) 2009-2010 Sylvain Munaut <tnt@246tNt.com> # Copyright (C) 2009-2010 Sylvain Munaut <tnt@246tNt.com>
# Copyright (C) 2021 Harald Welte <laforge@osmocom.org> # Copyright (C) 2021 Harald Welte <laforge@osmocom.org>
@@ -27,7 +27,7 @@ from typing import Optional, List, Dict, Any, Tuple
# #
# just to differentiate strings of hex nibbles from everything else # just to differentiate strings of hex nibbles from everything else
Hexstr = str Hexstr = NewType('Hexstr', str)
def h2b(s: Hexstr) -> bytearray: def h2b(s: Hexstr) -> bytearray: