Fixed np issue. Added Google Gemma model

app.py

@@ -3,23 +3,24 @@ from openai import OpenAI
 import os
 import sys
 from dotenv import load_dotenv, dotenv_values
+import numpy as np
 
 load_dotenv()
 
-# initialize the client
+# Initialize the client
 client = OpenAI(
-  base_url="https://api-inference.huggingface.co/v1",
-  api_key=os.environ.get('HUGGINGFACEHUB_API_TOKEN')#"hf_xxx" # Replace with your token
-) 
+    base_url="https://api-inference.huggingface.co/v1",
+    api_key=os.environ.get('HUGGINGFACEHUB_API_TOKEN')  # Replace with your token
+)
 
-#Create supported models
-model_links ={
+# Create supported models
+model_links = {
     "Meta-Llama-3.1-8B": "meta-llama/Meta-Llama-3.1-8B-Instruct",
     "Mistral-7B-Instruct-v0.3": "mistralai/Mistral-7B-Instruct-v0.3",
     "Gemma-7b-it": "google/gemma-7b-it",
 }
 
-#Pull info about the model to display
+# Pull info about the model to display
 model_info = {
     "Meta-Llama-3.1-8B": {
         'description': """The Llama (3.1) model is a **Large Language Model (LLM)** that's able to have question and answer interactions.
@@ -38,18 +39,17 @@ model_info = {
     },
 }
 
-
-#Random dog images for error message
+# Random dog images for error message
 random_dog = ["BlueLogoBox.jpg"]
 
 # Define the available models
-models =[key for key in model_links.keys()]
+models = [key for key in model_links.keys()]
 
 # Create the sidebar with the dropdown for model selection
 selected_model = st.sidebar.selectbox("Select Model", models)
 
-#Create a temperature slider
-temp_values = st.sidebar.slider('Select a temperature value', 0.0, 1.0, (0.5))
+# Create a temperature slider
+temp_values = st.sidebar.slider('Select a temperature value', 0.0, 1.0, 0.5)
 
 # Create model description
 st.sidebar.write(f"You're now chatting with **{selected_model}**")
@@ -65,29 +65,27 @@ if st.session_state.prev_option != selected_model:
     st.write(f"Changed to {selected_model}")
     st.session_state.prev_option = selected_model
 
-#Pull in the model we want to use
+# Pull in the model we want to use
 repo_id = model_links[selected_model]
 
-st.header(f'Liahona.AI')
+st.header('Liahona.AI')
 st.markdown(f'_powered_ by ***:violet[{selected_model}]***')
-# st.title(f'ChatBot Using {selected_model}')
 
 # Set a default model
 if selected_model not in st.session_state:
-    st.session_state[selected_model] = model_links[selected_model] 
+    st.session_state[selected_model] = model_links[selected_model]
 
 # Initialize chat history
 if "messages" not in st.session_state:
     st.session_state.messages = []
 
-
 # Display chat messages from history on app rerun
 for message in st.session_state.messages:
     with st.chat_message(message["role"]):
         st.markdown(message["content"])
 
 # Accept user input
-if prompt := st.chat_input(f"Type message here..."):
+if prompt := st.chat_input("Type message here..."):
 
     # Display user message in chat message container
     with st.chat_message("user"):
@@ -95,36 +93,34 @@ if prompt := st.chat_input(f"Type message here..."):
     # Add user message to chat history
     st.session_state.messages.append({"role": "user", "content": prompt})
 
-
     # Display assistant response in chat message container
     with st.chat_message("assistant"):
 
         try:
             stream = client.chat.completions.create(
-                model=model_links[selected_model],
+                model=repo_id,
                 messages=[
                     {"role": m["role"], "content": m["content"]}
                     for m in st.session_state.messages
                 ],
-                temperature=temp_values,#0.5,
+                temperature=temp_values,
                 stream=True,
                 max_tokens=4000,
             )
-    
+
             response = st.write_stream(stream)
 
         except Exception as e:
-            # st.empty()
-            response = "😵‍💫 Looks like someone unplugged something!\
-                    \n Either the model space is being updated or something is down.\
-                    \n\
-                    \n Try again later. \
-                    \n\
-                    \n Here's a random pic of a 🐶:"
+            response = """😵‍💫 Looks like someone unplugged something!
+            \n Either the model space is being updated or something is down.
+            \n
+            \n Try again later.
+            \n
+            \n Here's a random pic of a 🐶:"""
             st.write(response)
-            random_dog_pick = 'https://random.dog/'+ random_dog[np.random.randint(len(random_dog))]
+            random_dog_pick = 'https://random.dog/' + random_dog[np.random.randint(len(random_dog))]
             st.image(random_dog_pick)
             st.write("This was the error message:")
             st.write(e)
-        
+
     st.session_state.messages.append({"role": "assistant", "content": response})