fnmodel / app.py
aeb56
Disable chat/inference, focus on evaluation only
69cd0c5
raw
history blame
13.9 kB
import gradio as gr
import torch
from transformers import AutoModelForCausalLM, AutoTokenizer
import os
import subprocess
import json
from datetime import datetime
# Set environment variable for flash-linear-attention
os.environ["FLA_USE_TRITON"] = "1"
# Model configuration
MODEL_NAME = "optiviseapp/kimi-linear-48b-a3b-instruct-fine-tune"
class ChatBot:
def __init__(self):
self.model = None
self.tokenizer = None
self.loaded = False
def load_model(self):
if self.loaded:
return "βœ… Model already loaded!"
try:
yield "πŸ”„ Loading tokenizer..."
self.tokenizer = AutoTokenizer.from_pretrained(MODEL_NAME, trust_remote_code=True)
yield "πŸ”„ Loading model (this takes 5-10 minutes)...\n\nThe 48B model is being distributed across 4 GPUs..."
# Configure memory for 4 GPUs
num_gpus = torch.cuda.device_count()
max_memory = {i: f"{int(23)}GB" for i in range(num_gpus)} # L4 has 24GB, leave 1GB
self.model = AutoModelForCausalLM.from_pretrained(
MODEL_NAME,
torch_dtype=torch.bfloat16,
device_map="balanced",
max_memory=max_memory,
trust_remote_code=True,
low_cpu_mem_usage=True,
attn_implementation="eager",
)
self.model.eval()
# Patch model config to avoid flash attention issues
if hasattr(self.model.config, '_attn_implementation'):
self.model.config._attn_implementation = "eager"
if hasattr(self.model.config, 'attn_implementation'):
self.model.config.attn_implementation = "eager"
self.loaded = True
# Get GPU distribution info
if hasattr(self.model, 'hf_device_map'):
device_info = "\n\n**GPU Distribution:**\n"
devices = {}
for name, device in self.model.hf_device_map.items():
if device not in devices:
devices[device] = 0
devices[device] += 1
for device, count in devices.items():
device_info += f"- {device}: {count} layers\n"
else:
device_info = ""
yield f"βœ… **Model loaded successfully!**{device_info}\n\nYou can now use the Evaluation tab."
except Exception as e:
self.loaded = False
yield f"❌ **Error loading model:**\n\n{str(e)}"
def chat(self, message, history, system_prompt, max_tokens, temperature, top_p):
if not self.loaded:
return "❌ Please load the model first by clicking the 'Load Model' button in Controls."
try:
# Build prompt from history
conversation = []
if system_prompt.strip():
conversation.append(f"System: {system_prompt}")
for user_msg, bot_msg in history:
conversation.append(f"User: {user_msg}")
if bot_msg:
conversation.append(f"Assistant: {bot_msg}")
conversation.append(f"User: {message}")
conversation.append("Assistant:")
prompt = "\n".join(conversation)
# Tokenize
inputs = self.tokenizer(prompt, return_tensors="pt")
inputs = {k: v.to(self.model.device) for k, v in inputs.items()}
# Generate
with torch.no_grad():
outputs = self.model.generate(
**inputs,
max_new_tokens=max_tokens,
temperature=temperature,
top_p=top_p,
do_sample=temperature > 0,
pad_token_id=self.tokenizer.eos_token_id,
use_cache=True,
)
# Decode
response = self.tokenizer.decode(outputs[0], skip_special_tokens=True)
# Extract assistant response
if "Assistant:" in response:
response = response.split("Assistant:")[-1].strip()
return response
except Exception as e:
return f"❌ Error: {str(e)}"
def run_evaluation(self, tasks_to_run):
"""Run lm_eval on selected tasks"""
if not self.loaded:
yield "❌ Please load the model first!"
return
try:
# Map friendly names to lm_eval task names
task_map = {
"ARC-Challenge": "arc_challenge",
"TruthfulQA": "truthfulqa_mc2",
"Winogrande": "winogrande"
}
selected_tasks = [task_map[t] for t in tasks_to_run]
task_string = ",".join(selected_tasks)
timestamp = datetime.now().strftime("%Y%m%d_%H%M%S")
output_dir = f"/tmp/eval_results_{timestamp}"
yield f"πŸ”„ **Starting evaluation...**\n\nTasks: {', '.join(tasks_to_run)}\n\nThis will take 30-60 minutes total.\n\n"
# Run lm_eval
cmd = [
"lm_eval",
"--model", "hf",
"--model_args", f"pretrained={MODEL_NAME},trust_remote_code=True,dtype=bfloat16",
"--tasks", task_string,
"--batch_size", "auto:4",
"--output_path", output_dir,
"--log_samples"
]
yield f"πŸ”„ **Running lm_eval...**\n\nCommand: `{' '.join(cmd)}`\n\nProgress will update below...\n\n"
# Run evaluation
process = subprocess.Popen(
cmd,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT,
text=True,
bufsize=1
)
output_lines = []
for line in process.stdout:
output_lines.append(line)
# Show last 20 lines
recent = ''.join(output_lines[-20:])
yield f"πŸ”„ **Running evaluation...**\n\n```\n{recent}\n```"
process.wait()
if process.returncode != 0:
yield f"❌ **Evaluation failed!**\n\nExit code: {process.returncode}\n\nLogs:\n```\n{''.join(output_lines[-50:])}\n```"
return
# Read results
results_file = os.path.join(output_dir, "results.json")
if os.path.exists(results_file):
with open(results_file, 'r') as f:
results = json.load(f)
# Format results
result_text = "βœ… **Evaluation Complete!**\n\n"
result_text += f"**Timestamp:** {timestamp}\n\n"
result_text += "## πŸ“Š Results:\n\n"
for task in selected_tasks:
if task in results['results']:
task_results = results['results'][task]
result_text += f"### {task}\n"
for metric, value in task_results.items():
if isinstance(value, float):
result_text += f"- **{metric}:** {value:.4f}\n"
else:
result_text += f"- **{metric}:** {value}\n"
result_text += "\n"
# Add summary if available
if 'summary' in results:
result_text += "## πŸ“ˆ Summary:\n\n"
for metric, value in results['summary'].items():
if isinstance(value, float):
result_text += f"- **{metric}:** {value:.4f}\n"
else:
result_text += f"- **{metric}:** {value}\n"
result_text += f"\n\n**Full results saved to:** `{output_dir}`"
yield result_text
else:
yield f"⚠️ **Evaluation completed but results file not found.**\n\nOutput:\n```\n{''.join(output_lines[-30:])}\n```"
except Exception as e:
yield f"❌ **Evaluation error:**\n\n{str(e)}"
# Initialize
bot = ChatBot()
# UI with Tabs
with gr.Blocks(theme=gr.themes.Soft(), title="Kimi 48B Fine-tuned - Evaluation") as demo:
gr.Markdown("""
# πŸ“Š Kimi Linear 48B A3B - Evaluation
**Model:** `optiviseapp/kimi-linear-48b-a3b-instruct-fine-tune`
**This Space is configured for model evaluation only. Chat/inference is disabled.**
""")
# Show GPU info
if torch.cuda.is_available():
gpu_count = torch.cuda.device_count()
gpu_name = torch.cuda.get_device_name(0)
total_vram = sum(torch.cuda.get_device_properties(i).total_memory / 1024**3 for i in range(gpu_count))
gr.Markdown(f"**Hardware:** {gpu_count}x {gpu_name} ({total_vram:.0f}GB total VRAM)")
with gr.Tabs():
# Tab 1: Controls (always visible)
with gr.Tab("πŸŽ›οΈ Controls"):
gr.Markdown("### Load Model First")
load_btn = gr.Button("πŸš€ Load Model", variant="primary", size="lg")
status = gr.Markdown("**Status:** Model not loaded")
gr.Markdown("""
### ℹ️ Instructions
1. **Click "Load Model"** - Takes 5-10 minutes
2. **Use Evaluation tab** - To run benchmarks
**Note:** Chat/inference functionality is currently disabled. This Space focuses on model evaluation only.
""")
# Tab 2: Chat - DISABLED
# Uncomment this section to re-enable chat functionality
"""
with gr.Tab("πŸ’¬ Chat"):
with gr.Row():
with gr.Column(scale=1):
gr.Markdown("### βš™οΈ Settings")
system_prompt = gr.Textbox(
label="System Prompt",
placeholder="You are a helpful assistant...",
lines=2
)
max_tokens = gr.Slider(50, 2048, 512, label="Max Tokens", step=1)
temperature = gr.Slider(0, 2, 0.7, label="Temperature", step=0.1)
top_p = gr.Slider(0, 1, 0.9, label="Top P", step=0.05)
with gr.Column(scale=2):
chatbot = gr.Chatbot(height=500, show_copy_button=True)
with gr.Row():
msg = gr.Textbox(label="Message", placeholder="Type here...", scale=4)
send = gr.Button("Send", variant="primary", scale=1)
clear = gr.Button("Clear Chat")
"""
# Tab 3: Evaluation
with gr.Tab("πŸ“Š Evaluation"):
gr.Markdown("""
### Run LM Evaluation Harness
Select benchmarks to evaluate your fine-tuned model. **Estimated time: 30-60 minutes total.**
""")
with gr.Row():
with gr.Column(scale=1):
gr.Markdown("### Select Benchmarks")
tasks = gr.CheckboxGroup(
choices=["ARC-Challenge", "TruthfulQA", "Winogrande"],
value=["ARC-Challenge", "TruthfulQA", "Winogrande"],
label="Tasks to Run",
info="Select one or more tasks"
)
eval_btn = gr.Button("πŸš€ Start Evaluation", variant="primary", size="lg")
gr.Markdown("""
### ⏱️ Estimated Time:
- **ARC-Challenge:** 15-30 min
- **TruthfulQA:** 10-20 min
- **Winogrande:** 15-30 min
**Total:** ~40-80 minutes for all 3
""")
with gr.Column(scale=2):
eval_results = gr.Markdown("Results will appear here after evaluation completes.")
gr.Markdown("""
---
**Note:** Evaluation requires the model to be loaded first. Results will be saved to `/tmp/eval_results_[timestamp]/`.
""")
gr.Markdown("""
---
**Model:** [optiviseapp/kimi-linear-48b-a3b-instruct-fine-tune](https://huggingface.co/optiviseapp/kimi-linear-48b-a3b-instruct-fine-tune)
""")
# Events
load_btn.click(bot.load_model, outputs=status)
# Chat event handlers - DISABLED
# Uncomment these lines to re-enable chat functionality
"""
def respond(message, history, system, max_tok, temp, top):
bot_message = bot.chat(message, history, system, max_tok, temp, top)
history.append((message, bot_message))
return history, ""
msg.submit(respond, [msg, chatbot, system_prompt, max_tokens, temperature, top_p], [chatbot, msg])
send.click(respond, [msg, chatbot, system_prompt, max_tokens, temperature, top_p], [chatbot, msg])
clear.click(lambda: None, None, chatbot)
"""
# Evaluation event handler
eval_btn.click(bot.run_evaluation, inputs=tasks, outputs=eval_results)
if __name__ == "__main__":
demo.launch(server_name="0.0.0.0", server_port=7860, share=True)