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# MIT licensed
# Copyright (c) 2013-2021 lilydjwg <lilydjwg@gmail.com>, et al.
'''
Sort versions using deprecated pkg_resource / packaging.parse_version or pyalpm.vercmp
'''
__all__ = ["sort_version_keys"]
from .lib.packaging_version import parse as parse_version
try:
import pyalpm
from functools import cmp_to_key
vercmp = cmp_to_key(pyalpm.vercmp)
vercmp_available = True
except ImportError:
def vercmp(k):
raise NotImplementedError("Using vercmp but pyalpm can not be imported!")
vercmp_available = False
try:
from awesomeversion import AwesomeVersion
awesomeversion_available = True
except ImportError:
def AwesomeVersion(k): # type: ignore
raise NotImplementedError("Using awesomeversion but it can not be imported!")
awesomeversion_available = False
sort_version_keys = {
"parse_version": parse_version,
"vercmp": vercmp,
"awesomeversion": AwesomeVersion,
}
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