Bug #409403: Signal an error if the distribution's metadata has no version

diff --git a/Lib/distutils/dist.py b/Lib/distutils/dist.py
index 41d5dbbc0b38e42e80d12e6cf20a2f4113c4693d..6bda869e2e8e84781310e02405965217cd4d8ab1 100644 (file)
--- a/Lib/distutils/dist.py
+++ b/Lib/distutils/dist.py
@@ -206,6 +206,10 @@ class Distribution:
                     raise DistutilsSetupError, \
                           "invalid distribution option '%s'" % key
 
+        if self.metadata.version is None:
+            raise DistutilsSetupError, \
+                  "No version number specified for distribution"
+        
     # __init__ ()