Update first.py

first.py

@@ -215,8 +215,7 @@ chain_subject = LLMChain(llm=llm, prompt=prompt_subject, verbose=True)
 map_reduce_chain = MapReduceDocumentsChain(
     llm_chain=chain_subject,
     combine_document_chain=StuffDocumentsChain(llm_chain=chain_subject, verbose=True),
-    verbose=True,
-    num_processes=2
+    verbose=True
 )
 
 subjects = map_reduce_chain.run(input_documents=document_splits, token_max=50000)