Update app.py

app.py

@@ -1,82 +1,82 @@
-import os
-import gradio as gr
-import copy
-from llama_cpp import Llama
-from huggingface_hub import hf_hub_download  
- 
-
-llm = Llama(
-    model_path = "./dpo-internlm2-1_8b.Q4_K_M.gguf",
-    n_ctx=2048,
-    n_threads=2,
-    seed=57199,
-    batch_size=1024,
-    cache=True
-) 
- 
-
-def generate_text(
-    message,
-    history: list[tuple[str, str]],
-    system_message,
-    max_tokens,
-    temperature,
-    top_p,
-):
-    temp = ""
-    input_prompt = f"[INST] <<SYS>>\n{system_message}\n<</SYS>>\n\n "
-    for interaction in history:
-        input_prompt = input_prompt + str(interaction[0]) + " [/INST] " + str(interaction[1]) + " </s><s> [INST] "
-
-    input_prompt = input_prompt + str(message) + " [/INST] "
-
-    output = llm(
-        input_prompt,
-        temperature=temperature,
-        top_p=top_p,
-        top_k=40,
-        repeat_penalty=1.2,
-        max_tokens=max_tokens,
-        stop=["[/INST]", "[UNUSED_TOKEN_145]", "<<SYS>>"],
-        stream=True,
-        
-    )
-    for out in output:
-        stream = copy.deepcopy(out)
-        temp += stream["choices"][0]["text"]
-        yield temp
-
-
-demo = gr.ChatInterface(
-    generate_text,
-    title="DPO-Internlm2-1_8B",
-    description="Running LLM with llama-cpp-python",
-    theme = gr.themes.Soft(),
-    examples=[
-        ['How to setup a human base on Mars? Give short answer.'],
-        ['Explain theory of relativity to me like I’m 8 years old.'],
-        ['What is 9,000 * 9,000?'],
-        ['Write a pun-filled happy birthday message to my friend Alex.'],
-        ['Justify why a penguin might make a good king of the jungle.']
-    ],
-    cache_examples=False,
-    retry_btn=None,
-    undo_btn="Delete Previous",
-    clear_btn="Clear",
-    additional_inputs=[
-        gr.Textbox(value="You are a friendly Chatbot.", label="System message"),
-        gr.Slider(minimum=1, maximum=2048, value=512, step=1, label="Max new tokens"),
-        gr.Slider(minimum=0.1, maximum=4.0, value=0.3, step=0.1, label="Temperature"),
-        gr.Slider(
-            minimum=0.1,
-            maximum=1.0,
-            value=0.90,
-            step=0.05,
-            label="Top-p (nucleus sampling)",
-        ),
-    ],
-)
-
-
-if __name__ == "__main__":
-    demo.launch() 
+import os
+import gradio as gr
+import copy
+from llama_cpp import Llama
+from huggingface_hub import hf_hub_download  
+ 
+
+llm = Llama(
+    model_path = "./dpo-internlm2-1_8b.Q4_K_M.gguf",
+    n_ctx=2048,
+    n_threads=2,
+    seed=57199,
+    batch_size=1024,
+    cache=True
+) 
+ 
+
+def generate_text(
+    message,
+    history: list[tuple[str, str]],
+    system_message,
+    max_tokens,
+    temperature,
+    top_p,
+):
+    temp = ""
+    input_prompt = f"<s> <|im_start|>system:{system_message}<|im_end|>"
+    for interaction in history:
+        input_prompt = input_prompt + "<|im_start|>user:" + str(interaction[0]) + "<|im_end|><|im_start|>" + "assistant:" + str(interaction[1]) + "<|im_end|>"
+
+    input_prompt = input_prompt + "<|im_start|>user:" + str(message) + "<|im_end|><|im_start|>assistant:"
+
+    output = llm(
+        input_prompt,
+        temperature=temperature,
+        top_p=top_p,
+        top_k=40,
+        repeat_penalty=1.2,
+        max_tokens=max_tokens,
+        stop=["<|im_end|>"],
+        stream=True,
+        
+    )
+    for out in output:
+        stream = copy.deepcopy(out)
+        temp += stream["choices"][0]["text"]
+        yield temp
+
+
+demo = gr.ChatInterface(
+    generate_text,
+    title="DPO-Internlm2-1_8B",
+    description="Running LLM with llama-cpp-python",
+    theme = gr.themes.Soft(),
+    examples=[
+        ['How to setup a human base on Mars? Give short answer.'],
+        ['Explain theory of relativity to me like I’m 8 years old.'],
+        ['What is 9,000 * 9,000?'],
+        ['Write a pun-filled happy birthday message to my friend Alex.'],
+        ['Justify why a penguin might make a good king of the jungle.']
+    ],
+    cache_examples=False,
+    retry_btn=None,
+    undo_btn="Delete Previous",
+    clear_btn="Clear",
+    additional_inputs=[
+        gr.Textbox(value="You are a friendly Chatbot.", label="System message"),
+        gr.Slider(minimum=1, maximum=2048, value=512, step=1, label="Max new tokens"),
+        gr.Slider(minimum=0.1, maximum=4.0, value=0.3, step=0.1, label="Temperature"),
+        gr.Slider(
+            minimum=0.1,
+            maximum=1.0,
+            value=0.90,
+            step=0.05,
+            label="Top-p (nucleus sampling)",
+        ),
+    ],
+)
+
+
+if __name__ == "__main__":
+    demo.launch()