changed the default batch_size to 2

Author: n0obcoder

Diff for: config.py

@@ -30,7 +30,7 @@
 epochs = 3         # epochs to train for 
 
 # batch size for train and val loaders
-batch_size = 4
+batch_size = 32 # try decreasing the batch_size if there is a memory error
 
 # log interval for training and validation
 log_interval = 25