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perf(cache): use a set of tags for wheel cache lookup #14122

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Merged
ichard26 merged 3 commits into from
Jun 30, 2026
+4 −1
Merged

perf(cache): use a set of tags for wheel cache lookup #14122

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95191c1
perf(cache): reuse supported tag set for wheel cache
KRRT7 Jun 29, 2026
9e6bb70
Update news/14122.bugfix.rst
KRRT7 Jun 30, 2026
effc49a
Merge branch 'main' into perf/cache-supported-tags-set
KRRT7 Jun 30, 2026
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2 changes: 2 additions & 0 deletions news/14122.bugfix.rst
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Original file line number Diff line number Diff line change
@@ -0,0 +1,2 @@
Improve cached wheel lookup performance when many cached wheels are checked
for compatibility.
3 changes: 2 additions & 1 deletion src/pip/_internal/cache.py
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Original file line number Diff line number Diff line change
Expand Up @@ -138,6 +138,7 @@ def get(
return link

canonical_package_name = canonicalize_name(package_name)
supported_tags_set = set(supported_tags)
for wheel_name, wheel_dir in self._get_candidates(link, canonical_package_name):
try:
wheel = Wheel(wheel_name)
Expand All @@ -152,7 +153,7 @@ def get(
package_name,
)
continue
if not wheel.supported(supported_tags):
if not wheel.supported(supported_tags_set):
# Built for a different python/arch/etc
continue
candidates.append(
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