Added option to allow prereleases

CHANGES.rst

@@ -5,7 +5,8 @@ Changelog of tags2sdists
 2.5.3 (unreleased)
 ------------------
 
-- Nothing changed yet.
+- Added ``--allow-prereleases`` option. Previously, we always skipped alpha/beta tags
+  like ``0.1b1``. With the new option, they're included.
 
 
 2.5.2 (2025-03-05)

README.rst

@@ -33,15 +33,20 @@ Tags2sdists provides the ``tags2sdists`` command::
         SDISTDIR: directory with sdist package directories
 
     Options:
-      -a, --build-all Build all releases (=don't stop if the newest tag is found)
-      -h, --help      Show this help message and exit
-      -v, --verbose   Show debug output
-      -q, --quiet     Show minimal output
-
-Witn ``--build-all``, all the tags are build. The default behaviour helps with
+      -h, --help            show this help message and exit
+      -v, --verbose         Show debug output
+      -q, --quiet           Show minimal output
+      -a, --build-all       Build all releases (=don't stop if the newest tag is
+                            found)
+      -p, --allow-prereleases
+                            Allow prereleases (=tags like 0.1b1 or 2.0a3)
+
+With ``--build-all``, all the tags are build. The default behaviour helps with
 mis-behaving old tags, but if all the packages are clean, ``--build-all`` is a
 good choice as also bugfix releases for older versions are build.
 
+And ``--allow-prereleases`` builds alpha/beta/rc packages instead of skipping them.
+
 
 Setup
 -----

src/tags2sdists/checkoutdir.py

@@ -86,7 +86,9 @@ def __init__(self, directory):
         self.wrapper.prepare()  # zest.releaser requirement.
         self.package = self.wrapper.vcs.name
 
-    def missing_tags(self, existing_sdists=None, build_all=False):
+    def missing_tags(
+        self, existing_sdists=None, build_all=False, allow_prereleases=False
+    ):
         """Return difference between existing sdists and available tags."""
         if existing_sdists is None:
             existing_sdists = []
@@ -98,7 +100,7 @@ def missing_tags(self, existing_sdists=None, build_all=False):
             available_tags = sorted_versions(available)
             available_tags.reverse()
             for tag in available_tags:
-                if tag.is_prerelease:
+                if tag.is_prerelease and not allow_prereleases:
                     logger.warning("Pre-release marker in tag: %s, ignoring", tag)
                     continue
                 if tag in existing_sdists:

src/tags2sdists/script.py

@@ -41,6 +41,14 @@ def main():
         default=False,
         help="Build all releases (=don't stop if the newest tag is found)",
     )
+    parser.add_option(
+        "-p",
+        "--allow-prereleases",
+        action="store_true",
+        dest="allow_prereleases",
+        default=False,
+        help="Allow prereleases (=tags like 0.1b1 or 2.0a3)",
+    )
     (options, args) = parser.parse_args()
 
     if len(args) != 2:
@@ -76,6 +84,7 @@ def main():
         for tag in checkout_dir.missing_tags(
             existing_sdists=package_dir.packages[package],
             build_all=options.build_all,
+            allow_prereleases=options.allow_prereleases,
         ):
             tarballs = checkout_dir.create_sdists(tag)
             for tarball in tarballs: