fix: accept local versions as compatible packages

related to #1497
pdm-project · Nov 7, 2022 · ea36f3b · ea36f3b
1 parent 015a606
commit ea36f3b
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diff --git a/news/1497.bugfix.md b/news/1497.bugfix.md
@@ -0,0 +1 @@
+Fix the version diff algorithm of installed packages to consider local versions as compatible.
diff --git a/src/pdm/installers/synchronizers.py b/src/pdm/installers/synchronizers.py
@@ -184,7 +184,9 @@ def _should_update(self, dist: Distribution, can: Candidate) -> bool:
         if is_editable(dist):  # only update editable if no_editable is True
             return bool(self.no_editable)
         else:
-            return dist.version != can.version
+            specifier = can.req.as_pinned_version(can.version).specifier
+            assert specifier is not None
+            return not specifier.contains(dist.version, prereleases=True)
 
     def compare_with_working_set(self) -> tuple[list[str], list[str], list[str]]:
         """Compares the candidates and return (to_add, to_update, to_remove)"""
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		Fix the version diff algorithm of installed packages to consider local versions as compatible.