catching errors

cdplib/db_handlers/MongodbHandler.py

@@ -341,15 +341,13 @@ class MongodbHandler:
         for iteration, value in enumerate(data):
 
             records.append(value)
-            if iteration % chunksize == 0:
+            if iteration + 1 % chunksize == 0:
                 frames.append(pd.DataFrame(records))
                 records = []
 
         if records:
             frames.append(pd.DataFrame(records))
 
-        print('Num frames:', len(frames))
-        print('Len on first frame:', len(frames[0]))
         return_df = pd.concat(frames, axis=0, sort=False)
 
         if index is not None: