work on block insertion mixing

src/communicatorutils/uploadblocks/__init__.py

@@ -15,7 +15,6 @@ import onionrcrypto
 from communicator import onlinepeers
 if TYPE_CHECKING:
     from communicator import OnionrCommunicatorDaemon
-
 """
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by

src/communicatorutils/uploadblocks/mixmate/__init__.py

@@ -38,6 +38,14 @@ def block_mixer(upload_list: List[onionrtypes.BlockHash],
     to the said block list
     """
     bl = onionrblockapi.Block(block_to_mix)
+
+    try:
+        bl.bmetadata['dly']
+    except (KeyError, TypeError):
+        pass
+    else:
+        raise ValueError
+
     if time.time() - bl.claimedTime > onionrvalues.BLOCK_POOL_MAX_AGE:
         raise ValueError
 

src/communicatorutils/uploadblocks/sessionmanager.py

@@ -106,7 +106,10 @@ class BlockUploadSessionManager:
             if (sess.total_success_count / onlinePeerCount) >= onionrvalues.MIN_BLOCK_UPLOAD_PEER_PERCENT:
                 sessions_to_delete.append(sess)
         for sess in sessions_to_delete:
-            self.sessions.remove(session)
+            try:
+                self.sessions.remove(session)
+            except ValueError:
+                pass
             # TODO cleanup to one round of search
             # Remove the blocks from the sessions, upload list,
             # and waitforshare list