Set version back to 1.21a18

Author: Photonios

psqlextra/manager/manager.py

@@ -323,7 +323,10 @@ def bulk_upsert(
             A list of either the dicts of the rows upserted, including the pk or
             the models of the rows upserted
         """
-        def is_empty(r): return all([False for _ in r])
+
+        def is_empty(r):
+            return all([False for _ in r])
+
         if not rows or is_empty(rows):
             return []
 

setup.py

@@ -36,7 +36,7 @@ def run(self):
 
 setup(
     name="django-postgres-extra",
-    version="2.0",
+    version="1.21a18",
     packages=find_packages(),
     include_package_data=True,
     license="MIT License",