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import gradio as gr
from huggingface_hub import InferenceClient
"""
For more information on `huggingface_hub` Inference API support, please check the docs: https://huggingface.co/docs/huggingface_hub/v0.22.2/en/guides/inference
"""
client = InferenceClient("allenai/Molmo-72B-0924")
def respond(
message,
history: list[tuple[str, str]],
system_message,
max_tokens,
temperature,
top_p,
):
messages = [{"role": "system", "content": system_message}]
for val in history:
if val[0]:
messages.append({"role": "user", "content": val[0]})
if val[1]:
messages.append({"role": "assistant", "content": val[1]})
messages.append({"role": "user", "content": message})
response = ""
try:
for message in client.chat_completion(
messages,
max_tokens=max_tokens,
stream=True,
temperature=temperature,
top_p=top_p,
):
# Ensure the message has a valid structure
if not message or not isinstance(message, dict):
continue
try:
# Extract content and finish reason
content = message.choices[0].delta.content
finish_reason = message.choices[0].finish_reason
# Check if the content is empty
if content.strip() == "":
# If the finish reason is 'stop', it's expected and we can break the loop
if finish_reason == "stop":
print("Stream ended normally.")
break
else:
print("Received unexpected empty content, skipping...")
continue
response += content
yield response
except (AttributeError, IndexError, KeyError) as e:
print(f"Error processing message: {e}")
continue
except Exception as e:
print(f"Unexpected error: {e}")
yield "An error occurred while generating the response."
# Final check if the response is empty
if response.strip() == "":
yield "No response generated. Please try again or adjust the settings."
"""
For information on how to customize the ChatInterface, peruse the gradio docs: https://www.gradio.app/docs/chatinterface
"""
demo = gr.ChatInterface(
respond,
additional_inputs=[
gr.Textbox(value="You are a friendly Chatbot. Your name is Juninho.", 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=0.7, step=0.1, label="Temperature"),
gr.Slider(
minimum=0.1,
maximum=1.0,
value=0.95,
step=0.05,
label="Top-p (nucleus sampling)",
),
],
)
if __name__ == "__main__":
demo.launch() |