ZamAI-Models / app.py
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Update app.py
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import os
import gradio as gr
from huggingface_hub import HfApi
from transformers import pipeline
HF_TOKEN = os.getenv("HF_TOKEN", "")
api = HfApi(token=HF_TOKEN)
def list_my_models(owner: str):
# owner can be your username or org name
models = api.list_models(author=owner, full=False)
# Return sorted model IDs like "username/modelname"
ids = sorted([m.modelId for m in models])
return ids
def build_pipeline(model_id: str):
"""
Best-effort: try text-generation first; if that fails, try text2text-generation.
You can extend this by inspecting model tags/tasks and routing accordingly.
"""
try:
return pipeline("text-generation", model=model_id, token=HF_TOKEN)
except Exception:
return pipeline("text2text-generation", model=model_id, token=HF_TOKEN)
_PIPE_CACHE = {}
def run_model(owner: str, model_id: str, prompt: str, max_new_tokens: int, temperature: float):
if not model_id:
return "No model selected."
if model_id not in _PIPE_CACHE:
_PIPE_CACHE[model_id] = build_pipeline(model_id)
pipe = _PIPE_CACHE[model_id]
# Handle outputs from different pipelines
out = pipe(prompt, max_new_tokens=max_new_tokens, temperature=temperature)
if isinstance(out, list) and len(out) > 0:
if "generated_text" in out[0]:
return out[0]["generated_text"]
if "generated_text" in out[0]:
return out[0]["generated_text"]
if "generated_text" in out[0]:
return out[0]["generated_text"]
if "generated_text" in out[0]:
return out[0]["generated_text"]
if "generated_text" in out[0]:
return out[0]["generated_text"]
if "generated_text" in out[0]:
return out[0]["generated_text"]
if "generated_text" in out[0]:
return out[0]["generated_text"]
if "generated_text" in out[0]:
return out[0]["generated_text"]
# text2text often returns 'generated_text'
if "generated_text" in out[0]:
return out[0]["generated_text"]
# fallback pretty print
return str(out[0])
return str(out)
def refresh_models(owner: str):
return gr.Dropdown(choices=list_my_models(owner), value=None)
with gr.Blocks() as demo:
gr.Markdown("## 🤗 My Models – One UI")
with gr.Row():
owner = gr.Textbox(label="HF username / org", placeholder="e.g. my-username", value="")
refresh = gr.Button("Refresh model list")
model_id = gr.Dropdown(label="Select a model from your account", choices=[])
with gr.Row():
prompt = gr.Textbox(label="Prompt", lines=4, placeholder="Type here…")
with gr.Row():
max_new_tokens = gr.Slider(1, 1024, value=256, step=1, label="max_new_tokens")
temperature = gr.Slider(0.0, 2.0, value=0.7, step=0.05, label="temperature")
run = gr.Button("Run")
output = gr.Textbox(label="Output", lines=12)
refresh.click(fn=refresh_models, inputs=[owner], outputs=[model_id])
run.click(fn=run_model, inputs=[owner, model_id, prompt, max_new_tokens, temperature], outputs=[output])
demo.launch()