diff options
Diffstat (limited to 'src/pip/_internal/resolution/resolvelib/factory.py')
| -rw-r--r-- | src/pip/_internal/resolution/resolvelib/factory.py | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/pip/_internal/resolution/resolvelib/factory.py b/src/pip/_internal/resolution/resolvelib/factory.py index f4177d981..c723d343b 100644 --- a/src/pip/_internal/resolution/resolvelib/factory.py +++ b/src/pip/_internal/resolution/resolvelib/factory.py @@ -193,8 +193,17 @@ class Factory(object): specifier=specifier, hashes=hashes, ) + icans = list(result.iter_applicable()) + + # PEP 592: Yanked releases must be ignored unless only yanked + # releases can satisfy the version range. So if this is false, + # all yanked icans need to be skipped. + all_yanked = all(ican.link.is_yanked for ican in icans) + # PackageFinder returns earlier versions first, so we reverse. - for ican in reversed(list(result.iter_applicable())): + for ican in reversed(icans): + if not all_yanked and ican.link.is_yanked: + continue yield self._make_candidate_from_link( link=ican.link, extras=extras, |