Add StarCoder2 Flutter generator

app.py

@@ -0,0 +1,57 @@
+import gradio as gr
+import torch
+from transformers import AutoTokenizer, AutoModelForCausalLM, BitsAndBytesConfig
+
+# ----------------------
+# 1. تحميل المودل
+# ----------------------
+model_name = "bigcode/starcoder2-7b"
+
+bnb_config = BitsAndBytesConfig(load_in_8bit=True)  # 8-bit لتوفير VRAM وتسريع التوليد
+
+tokenizer = AutoTokenizer.from_pretrained(model_name, trust_remote_code=True)
+model = AutoModelForCausalLM.from_pretrained(
+    model_name,
+    device_map="auto",
+    quantization_config=bnb_config,
+    trust_remote_code=True
+)
+model.eval()
+
+# ----------------------
+# 2. دالة التوليد
+# ----------------------
+def generate_code(prompt):
+    input_ids = tokenizer(prompt, return_tensors="pt").input_ids.to(model.device)
+    with torch.no_grad():
+        output_ids = model.generate(
+            input_ids,
+            max_new_tokens=300,
+            do_sample=False,
+            temperature=0.2,
+            repetition_penalty=1.05,
+            use_cache=True,
+            pad_token_id=tokenizer.eos_token_id
+        )
+    text = tokenizer.decode(output_ids[0], skip_special_tokens=True)
+    return text
+
+# ----------------------
+# 3. واجهة Gradio
+# ----------------------
+title = "StarCoder2 Flutter Code Generator"
+description = """
+Generate Dart / Flutter code using StarCoder2.
+Type your prompt describing the widget or functionality you want.
+"""
+
+demo = gr.Interface(
+    fn=generate_code,
+    inputs=gr.Textbox(lines=8, placeholder="Write your Flutter prompt here..."),
+    outputs=gr.Textbox(lines=20),
+    title=title,
+    description=description,
+    allow_flagging="never"
+)
+
+demo.launch()