add username to chatbot

app.py

@@ -62,7 +62,7 @@ def infer(
     assert 0.0 <= top_p <= 1.0
 
     if temperature == 0.0:
-        temperature = 0.01
+        temperature = 0.05
     if prompt == "":
         prompt = " "
 
@@ -108,6 +108,7 @@ def infer(
 def chat(
         prompt,
         history,
+        username,
         max_new_tokens=10,
         temperature=0.1,
         top_p=1.0,
@@ -123,34 +124,41 @@ def chat(
         if (DEVICE == "cuda"):
             torch.cuda.empty_cache()
         model = get_model()
-        
+
+    intro = f'''The following is a verbose and detailed conversation between an AI assistant called FRITZ, and a human user called USER. FRITZ is intelligent, knowledgeable, wise and polite.
+
+    {username}: What year was the french revolution?
+    FRITZ: The French Revolution started in 1789, and lasted 10 years until 1799.
+    {username}: 3+5=?
+    FRITZ: The answer is 8.
+    {username}: What year did the Berlin Wall fall?
+    FRITZ: The Berlin wall stood for 28 years and fell in 1989.
+    {username}: solve for a: 9-a=2
+    FRITZ: The answer is a=7, because 9-7 = 2.
+    {username}: wat is lhc
+    FRITZ: The Large Hadron Collider (LHC) is a high-energy particle collider, built by CERN, and completed in 2008. It was used to confirm the existence of the Higgs boson in 2012.
+    {username}: Tell me about yourself.
+    FRITZ: My name is Fritz. I am an RNN based Large Language Model (LLM).
+    '''    
+     
     if len(history) == 0:
         # no history, so lets reset chat state
         model.resetState()
         history = [[],model.emptyState]
         print("reset chat state")
-        intro = '''The following is a verbose and detailed conversation between an AI assistant called FRITZ, and a human user called USER. FRITZ is intelligent, knowledgeable, wise and polite.
-
-USER: What year was the french revolution?
-FRITZ: The French Revolution started in 1789, and lasted 10 years until 1799.
-USER: 3+5=?
-FRITZ: The answer is 8.
-USER: What year did the Berlin Wall fall?
-FRITZ: The Berlin wall fell in 1989 and was the start of the collapse of the iron curtain.
-USER: solve for a: 9-a=2
-FRITZ: The answer is a=7, because 9-7 = 2.
-USER: wat is lhc
-FRITZ: The Large Hadron Collider (LHC) is a high-energy particle collider, built by CERN, and completed in 2008. It was used to confirm the existence of the Higgs boson in 2012.
-USER: Tell me about yourself.
-FRITZ: My name is Fritz. I am an RNN based Large Language Model (LLM) that use no attention layers unlike most other LLM's which are transformer based.
-'''
     else:
-        model.setState(history[1])
+        if (history[0][0][0].split(':')[0] != username):
+            model.resetState()
+            history = [[],model.emptyState]
+            print("username changed, reset state")
+        else:
+            model.setState(history[1])
+            intro = ""
+        
         
     max_new_tokens = int(max_new_tokens)
     temperature = float(temperature)
     top_p = float(top_p)
-    #stop =  [x.strip(' ') for x in stop.split(',')]
     seed = seed
 
     assert 1 <= max_new_tokens <= 384
@@ -158,16 +166,16 @@ FRITZ: My name is Fritz. I am an RNN based Large Language Model (LLM) that use n
     assert 0.0 <= top_p <= 1.0
 
     if temperature == 0.0:
-        temperature = 0.01
+        temperature = 0.05
 
-    prompt = "USER: " + prompt + "\n"    
-    print(f"CHAT ({datetime.now()}):\n-------\n{intro+prompt}")
+    prompt = f"{username}: " + prompt + "\n"    
+    print(f"CHAT ({datetime.now()}):\n-------\n{prompt}")
     print(f"OUTPUT ({datetime.now()}):\n-------\n")
     # Load prompt
 
     model.loadContext(newctx=intro+prompt)
 
-    out = model.forward(number=max_new_tokens, stopStrings=["<|endoftext|>","USER:"],temp=temperature,top_p_usual=top_p)
+    out = model.forward(number=max_new_tokens, stopStrings=["<|endoftext|>",username+":"],temp=temperature,top_p_usual=top_p)
 
     generated_text = out["output"].lstrip("\n ")
     generated_text = generated_text.rstrip("USER:")
@@ -185,6 +193,9 @@ examples = [
     [
         # Question Answering
         '''Are humans good or bad?''',"Q/A", 150, 0.8, 0.8, "<|endoftext|>"],
+    [
+        # Question Answering
+        '''What is the purpose of Vitamin A?''',"Q/A", 50, 0.2, 0.8, "<|endoftext|>"],
     [
         # Chatbot
         '''This is a conversation between two AI large language models named Alex and Fritz. They are exploring each other's capabilities, and trying to ask interesting questions of one another to explore the limits of each others AI.
@@ -242,6 +253,7 @@ chatiface = gr.Interface(
     inputs=[
         gr.Textbox(lines=5, label="Message"),  # prompt
         "state",
+        gr.Text(lines=1, value="USER", label="Your Name", placeholder="Enter your Name"),
         gr.Slider(1, 256, value=60),  # max_tokens
         gr.Slider(0.0, 1.0, value=0.8),  # temperature
         gr.Slider(0.0, 1.0, value=0.85)  # top_p