Update app.py

app.py

@@ -1,64 +1,35 @@
 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("HuggingFaceH4/zephyr-7b-beta")
-
-
-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 = ""
-
-    for message in client.chat_completion(
-        messages,
-        max_tokens=max_tokens,
-        stream=True,
-        temperature=temperature,
-        top_p=top_p,
-    ):
-        token = message.choices[0].delta.content
-
-        response += token
-        yield response
-
-
-"""
-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.", 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)",
-        ),
-    ],
+from transformers import AutoTokenizer, AutoModelForCausalLM
+import torch
+
+# Carrega tokenizer e modelo manualmente
+tokenizer = AutoTokenizer.from_pretrained("lambdaindie/lambda-1v-1B")
+model = AutoModelForCausalLM.from_pretrained("lambdaindie/lambda-1v-1B")
+
+# Garante uso de CPU
+device = torch.device("cpu")
+model.to(device)
+
+# Função de geração
+def responder(prompt):
+    inputs = tokenizer(prompt, return_tensors="pt").to(device)
+    outputs = model.generate(
+        **inputs,
+        max_new_tokens=50,
+        do_sample=True,
+        top_p=0.95,
+        temperature=0.8,
+        pad_token_id=tokenizer.eos_token_id  # evita warning se for causal
+    )
+    return tokenizer.decode(outputs[0], skip_special_tokens=True)
+
+# Interface Gradio
+iface = gr.Interface(
+    fn=responder,
+    inputs=gr.Textbox(lines=2, placeholder="Escreve algo..."),
+    outputs="text",
+    title="Lambda-1v-1B",
+    description="Modelo local de geração de texto criado por Marius Jabami.",
 )
 
-
-if __name__ == "__main__":
-    demo.launch()
+iface.launch()