diff options
| -rw-r--r-- | pkg_resources.py | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/pkg_resources.py b/pkg_resources.py index 27b9f834..ca0f21c4 100644 --- a/pkg_resources.py +++ b/pkg_resources.py @@ -2484,7 +2484,8 @@ class DistInfoDistribution(Distribution): """Recompute this distribution's dependencies.""" def dummy_marker(marker): def marker_fn(environment=None, override=None): - return True + # 'empty markers are True' heuristic won't install extra deps. + return not marker.strip() marker_fn.__doc__ = marker return marker_fn try: @@ -2506,12 +2507,12 @@ class DistInfoDistribution(Distribution): if req.marker_fn(override={'extra':extra}): yield req - common = set(reqs_for_extra(None)) + common = frozenset(reqs_for_extra(None)) dm[None].extend(common) for extra in self._parsed_pkg_info.get_all('Provides-Extra') or []: extra = safe_extra(extra.strip()) - dm[extra] = list(set(reqs_for_extra(extra)) - common) + dm[extra] = list(frozenset(reqs_for_extra(extra)) - common) return dm |