☕ Qwen2.5-1.5B Java Expert
This model is a fine-tuned version of Qwen2.5-1.5B-Instruct on a specialized dataset of 500 theoretical Java programming questions and answers.
🚀 Model Features
- Specialization: Java OOP, JVM Internals, Multithreading, Collections, Generics, Design Patterns, Java 8+ features.
- Out-of-Scope Guardrail: Rejects non-Java queries with
"Question out of concept, just Java Questions". - Lightweight & Fast: Ideal for fast CPU/GPU inference.
💻 Usage Example
from transformers import AutoModelForCausalLM, AutoTokenizer
model_id = "AymanElFou/qwen2.5-1.5b-java-expert"
tokenizer = AutoTokenizer.from_pretrained(model_id)
model = AutoModelForCausalLM.from_pretrained(model_id, torch_dtype="auto", device_map="auto")
messages = [
{"role": "system", "content": "You are an expert Java programming assistant. Strict rule: If the question is NOT related to Java or programming, answer ONLY with: 'Question out of concept, just Java Questions'."},
{"role": "user", "content": "What is the difference between HashMap and ConcurrentHashMap?"}
]
prompt = tokenizer.apply_chat_template(messages, tokenize=False, add_generation_prompt=True)
inputs = tokenizer(prompt, return_tensors="pt").to(model.device)
outputs = model.generate(**inputs, max_new_tokens=512)
print(tokenizer.decode(outputs[0], skip_special_tokens=True))
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