docs to key_roller

memgpt/credentials.py

@@ -22,16 +22,20 @@
 
 @dataclass
 class MemGPTCredentials:
-    # key_roller functionality
+    # key_roller functionality with backward compatability
     def __getattribute__(self, prop: str):
+        # exclude processing of all fields except fields with keys
         value = super().__getattribute__(prop)
         if value is None or prop not in KEY_NAMES:
             return value
 
+        # the key field stores comma-separated keys
         keys = [key for key in value.split(",")]
+        # calculating the current key number
         number = self._key_num
         number = number + 1 if number + 1 < len(keys) else 0
         self._key_num = number
+        # key issuance
         if len(keys):
             return keys[number]
         return None