Create new file

app.py

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+import streamlit as st
+#from streamlit_chat import message as st_message
+from streamlit_chat import message as st_message
+from transformers import BlenderbotTokenizer, BlenderbotForConditionalGeneration
+
+st.title("Chatbot Blenderbot Streamlit")
+
+if "history" not in st.session_state:
+    st.session_state.history = []
+    
+def get_models():
+  tokenizer = BlenderbotTokenizer.from_pretrained("facebook/blenderbot-400M-distill")
+  model = BlenderbotForConditionalGeneration.from_pretrained("facebook/blenderbot-400M-distill")
+  return tokenizer, model
+  
+def generate_answer():
+    tokenizer, model = get_models()
+    user_message = st.session_state.input_text
+    inputs = tokenizer(st.session_state.input_text, return_tensors="pt")
+    result = model.generate(**inputs)
+    message_bot = tokenizer.decode(result[0], skip_special_tokens=True)  # .replace("<s>", "").replace("</s>", "")
+    st.session_state.history.append({"message": user_message, "is_user": True})
+    st.session_state.history.append({"message": message_bot, "is_user": False})
+    
+st.text_input("Response", key="input_text", on_change=generate_answer)
+
+for chat in st.session_state.history:
+    st_message(**chat)