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license: apache-2.0
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base_model: Qwen/Qwen2.5-Coder-7B-Instruct
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tags:
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- code
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- qwen
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- fine-tuned
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- qlora
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language:
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- en
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pipeline_tag: text-generation
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---
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# Bently Coder 7B
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A fine-tuned coding model based on [Qwen 2.5 Coder 7B Instruct](https://huggingface.co/Qwen/Qwen2.5-Coder-7B-Instruct), trained on personal GitHub repositories using QLoRA.
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## Results
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|-------|---------------------|
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**+52 percentage points over base model.**
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## Key Findings
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- **Your code only works better** — Training exclusively on personal repos outperformed mixed datasets with popular open source
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- **2 epochs is optimal** — More epochs caused overfitting (4 epochs dropped to 66%)
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- **Quality > quantity** — 7k samples from personal repos beat 15k mixed samples
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## Usage
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### Transformers
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```python
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from transformers import AutoModelForCausalLM, AutoTokenizer
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model = AutoModelForCausalLM.from_pretrained("Bentlybro/bently-coder-7b", device_map="auto")
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tokenizer = AutoTokenizer.from_pretrained("Bentlybro/bently-coder-7b")
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prompt = "### Instruction:\nWrite a Python function to reverse a linked list\n\n### Response:\n"
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inputs = tokenizer(prompt, return_tensors="pt").to(model.device)
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outputs = model.generate(**inputs, max_new_tokens=512)
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print(tokenizer.decode(outputs[0], skip_special_tokens=True))
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```
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### Ollama
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Convert to GGUF and create a Modelfile, or download quantized versions (if available).
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## Training Details
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- **Base model:** Qwen/Qwen2.5-Coder-7B-Instruct
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- **Method:** QLoRA (4-bit quantization)
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- **Epochs:** 2
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- **Hardware:** RTX 3060 12GB
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- **Dataset:** ~7,000 instruction-code pairs from personal GitHub repos
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- **Task distribution:** write (~51%), complete (~17%), explain (~15%), refactor (~10%), document (~4%)
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## Limitations
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This model is fine-tuned on a single developer's coding style. It may:
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- Prefer certain patterns, naming conventions, or structures specific to that style
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- Perform differently on codebases with vastly different conventions
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## Training Code
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Full training pipeline available at: [github.com/Bentlybro/bently-coder-llm](https://github.com/Bentlybro/bently-coder-llm)
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## License
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Apache 2.0 (same as base Qwen model)
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---
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license: apache-2.0
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base_model: Qwen/Qwen2.5-Coder-7B-Instruct
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tags:
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- code
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- qwen
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- fine-tuned
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- qlora
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language:
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- en
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pipeline_tag: text-generation
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---
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# Bently Coder 7B
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A fine-tuned coding model based on [Qwen 2.5 Coder 7B Instruct](https://huggingface.co/Qwen/Qwen2.5-Coder-7B-Instruct), trained on personal GitHub repositories using QLoRA.
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## Results
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| Benchmark | Base Qwen 2.5 7B | Bently Coder v1 | Improvement |
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|-----------|------------------|-----------------|-------------|
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| BigCodeBench Hard | 40% | **92%** | +52pp |
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| HumanEval | 50% | **86%** | +36pp |
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**+52 percentage points over base model.**
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## Key Findings
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+
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- **Your code only works better** — Training exclusively on personal repos outperformed mixed datasets with popular open source
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- **2 epochs is optimal** — More epochs caused overfitting (4 epochs dropped to 66%)
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- **Quality > quantity** — 7k samples from personal repos beat 15k mixed samples
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## Usage
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### Transformers
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```python
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from transformers import AutoModelForCausalLM, AutoTokenizer
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model = AutoModelForCausalLM.from_pretrained("Bentlybro/bently-coder-7b", device_map="auto")
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tokenizer = AutoTokenizer.from_pretrained("Bentlybro/bently-coder-7b")
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prompt = "### Instruction:\nWrite a Python function to reverse a linked list\n\n### Response:\n"
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inputs = tokenizer(prompt, return_tensors="pt").to(model.device)
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outputs = model.generate(**inputs, max_new_tokens=512)
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print(tokenizer.decode(outputs[0], skip_special_tokens=True))
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```
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### Ollama
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Convert to GGUF and create a Modelfile, or download quantized versions (if available).
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+
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## Training Details
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+
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- **Base model:** Qwen/Qwen2.5-Coder-7B-Instruct
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- **Method:** QLoRA (4-bit quantization)
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- **Epochs:** 2
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- **Hardware:** RTX 3060 12GB
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- **Dataset:** ~7,000 instruction-code pairs from personal GitHub repos
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- **Task distribution:** write (~51%), complete (~17%), explain (~15%), refactor (~10%), document (~4%)
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## Limitations
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This model is fine-tuned on a single developer's coding style. It may:
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- Prefer certain patterns, naming conventions, or structures specific to that style
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+
- Perform differently on codebases with vastly different conventions
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+
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## Training Code
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Full training pipeline available at: [github.com/Bentlybro/bently-coder-llm](https://github.com/Bentlybro/bently-coder-llm)
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## License
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Apache 2.0 (same as base Qwen model)
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