src/class_singleCleaner.py

@@ -30,10 +30,12 @@ class singleCleaner(threading.Thread):
         while True:
             shared.UISignalQueue.put((
                 'updateStatusBar', 'Doing housekeeping (Flushing inventory in memory to disk...)'))
+            
+            with SqlBulkExecute() as sql:
                 for hash, storedValue in shared.inventory.items():
                     objectType, streamNumber, payload, receivedTime = storedValue
                     if int(time.time()) - 3600 > receivedTime:
-                    sqlExecute(
+                        sql.execute(
                             '''INSERT INTO inventory VALUES (?,?,?,?,?,?)''',
                             hash,
                             objectType,

src/helper_sql.py

@@ -36,3 +36,31 @@ def sqlStoredProcedure(procName):
     sqlLock.acquire()
     sqlSubmitQueue.put(procName)
     sqlLock.release()
+
+class SqlBulkExecute:
+    def __enter__(self):
+        sqlLock.acquire()
+        return self
+
+    def __exit__(self, type, value, traceback):
+        sqlSubmitQueue.put('commit')
+        sqlLock.release()
+
+    def execute(self, sqlStatement, *args):
+        sqlSubmitQueue.put(sqlStatement)
+        
+        if args == ():
+            sqlSubmitQueue.put('')
+        else:
+            sqlSubmitQueue.put(args)
+        sqlReturnQueue.get()
+
+    def query(self, sqlStatement, *args):
+        sqlSubmitQueue.put(sqlStatement)
+
+        if args == ():
+            sqlSubmitQueue.put('')
+        else:
+            sqlSubmitQueue.put(args)
+        return sqlReturnQueue.get()
+

src/shared.py

@@ -305,10 +305,10 @@ def broadcastToSendDataQueues(data):
         
 def flushInventory():
     #Note that the singleCleanerThread clears out the inventory dictionary from time to time, although it only clears things that have been in the dictionary for a long time. This clears the inventory dictionary Now.
+    with SqlBulkExecute() as sql:
         for hash, storedValue in inventory.items():
             objectType, streamNumber, payload, receivedTime = storedValue
-        t = ()
-        sqlExecute('''INSERT INTO inventory VALUES (?,?,?,?,?,?)''',
+            sql.execute('''INSERT INTO inventory VALUES (?,?,?,?,?,?)''',
                        hash,objectType,streamNumber,payload,receivedTime,'')
             del inventory[hash]