1 files changed, 9 insertions, 0 deletions
diff --git a/release/cibuild.py b/release/cibuild.py
index 8ff6f9b6..2e543f1d 100755
--- a/release/cibuild.py
+++ b/release/cibuild.py
@@ -13,6 +13,7 @@ import zipfile
 
 import click
 import cryptography.fernet
+import parver
 
 
 @contextlib.contextmanager
@@ -181,6 +182,14 @@ class BuildEnviron:
         return self.docker_username and self.docker_password
 
     @property
+    def is_prod_release(self) -> bool:
+        try:
+            v = parver.Version.parse(self.version)
+        except (parver.ParseError, BuildError):
+            return False
+        return not v.is_prerelease
+
+    @property
     def is_pull_request(self) -> bool:
         if self.appveyor_pull_request_number:
             return True