sample policy

misc0110 · misc0110 · commit 61ba30c92aac · 2021-05-12T11:06:06.000+02:00
diff --git a/policy.py b/policy.py
@@ -0,0 +1,5 @@
+def check(entry, database):
+    if len(entry["ID"]) == 0:
+        return (False, "Citation key must be longer than 0 characters.") 
+
+    return (True, None)
