update readme and mlm error fix

app.py

@@ -211,7 +211,7 @@ def zs_mlm_task_selected(task,
                          zs_mlm_onnx_mdl_dir=zs_mlm_onnx_mdl_dir,
                          zs_mlm_onnx_mdl_name=zs_mlm_onnx_mdl_name):
     ##model & tokenizer initialization for normal ZS classification
-    model_zs_mlm=AutoModelForMaskedLM.from_pretrained(zs_mlm_mdl_dir)
+    # model_zs_mlm=AutoModelForMaskedLM.from_pretrained(zs_mlm_mdl_dir)
     ##we just need tokenizer for inference and not model since onnx model is already saved
     # tokenizer_zs_mlm=AutoTokenizer.from_pretrained(zs_mlm_chkpt)
     tokenizer_zs_mlm = AutoTokenizer.from_pretrained(zs_mlm_mdl_dir)
@@ -234,6 +234,12 @@ if select_task=='README':
     st.header("NLP Summary")
     st.write(f"The current App deployed in Huggingface Space has {total_threads} CPU cores but only 1 is available per user so "
              f"inference time will be on the higher side.")
+    st.markdown("---")
+    st.subheader("Info on Zeroshot Classification")
+    st.write("* It has been implemented using 2 novel approaches")
+    st.write("1. Using Natural Language Inference")
+    st.write("2. Using Masked language Model from BERT")
+    st.write("* https://paperswithcode.com/paper/zero-shot-text-classification-with-generative")
 
 if select_task == 'Detect Sentiment':
     t1=time.time()