Clarify error message

sbidoul · webknjaz · web-flow · commit cca91e9af2c2 · 2026-05-14T16:06:18.000+02:00
Co-authored-by: 🇺🇦 Sviatoslav Sydorenko (Святослав Сидоренко) &lt;wk.cvs.github@sydorenko.org.ua&gt;
diff --git a/src/pip/_internal/req/constructors.py b/src/pip/_internal/req/constructors.py
@@ -675,7 +675,7 @@ def install_req_from_pylock_package(
         ):
             raise InstallationError(
                 f"Only final releases are allowed for package {package.name!r} "
-                f"with prerelease version {version!s} in {pylock_path_or_url!r}."
+                f"but it is pinned to a prerelease version {version!s} in {pylock_path_or_url!r}."
             )
         ireq = InstallRequirement(
             req=Requirement(f"{package.name}=={version}"),

Original file line number	Diff line number	Diff line change
`@@ -675,7 +675,7 @@ def install_req_from_pylock_package(`
`675`	`675`	`):`
`676`	`676`	`raise InstallationError(`
`677`	`677`	`f"Only final releases are allowed for package {package.name!r} "`
`678`		`- f"with prerelease version {version!s} in {pylock_path_or_url!r}."`
	`678`	`+ f"but it is pinned to a prerelease version {version!s} in {pylock_path_or_url!r}."`
`679`	`679`	`)`
`680`	`680`	`ireq = InstallRequirement(`
`681`	`681`	`req=Requirement(f"{package.name}=={version}"),`