mirror of
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54 lines
1.9 KiB
Python
54 lines
1.9 KiB
Python
import re
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from packaging.version import LegacyVersion
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RE_VERSION_WITH_RELEASE = re.compile(r'^(.+)-\d+$')
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RE_VERSION_WITH_EPOCH = re.compile(r'^\d+:(.+)$')
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def normalize_version(version: str) -> LegacyVersion:
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final_version = version.strip()
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if not RE_VERSION_WITH_EPOCH.match(final_version):
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final_version = f'0:{final_version}'
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if not RE_VERSION_WITH_RELEASE.match(final_version):
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final_version = f'{final_version}-1'
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return LegacyVersion(final_version)
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def match_required_version(current_version: str, operator: str, required_version: str) -> bool:
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final_required, final_current = required_version.strip(), current_version.strip()
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required_has_epoch = bool(RE_VERSION_WITH_EPOCH.match(final_required))
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current_no_epoch = RE_VERSION_WITH_EPOCH.split(final_current)
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current_has_epoch = len(current_no_epoch) > 1
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if required_has_epoch and not current_has_epoch:
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final_current = f'0:{final_current}'
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elif current_has_epoch and not required_has_epoch:
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final_current = current_no_epoch[1]
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required_has_release = bool(RE_VERSION_WITH_RELEASE.match(final_required))
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current_no_release = RE_VERSION_WITH_RELEASE.split(final_current)
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current_has_release = len(current_no_release) > 1
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if required_has_release and not current_has_release:
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final_current = f'{final_current}-1'
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elif current_has_release and not required_has_release:
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final_current = current_no_release[1]
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final_required, final_current = LegacyVersion(final_required), LegacyVersion(final_current)
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if operator == '==' or operator == '=':
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return final_current == final_required
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elif operator == '>':
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return final_current > final_required
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elif operator == '>=':
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return final_current >= final_required
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elif operator == '<':
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return final_current < final_required
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elif operator == '<=':
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return final_current <= final_required
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