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Update README.md
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README.md
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---
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library_name: peft
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---
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-
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- quant_method: bitsandbytes
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- load_in_8bit: False
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- load_in_4bit: True
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- llm_int8_threshold: 6.0
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- llm_int8_skip_modules: None
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- llm_int8_enable_fp32_cpu_offload: False
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- llm_int8_has_fp16_weight: False
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- bnb_4bit_quant_type: nf4
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- bnb_4bit_use_double_quant: True
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- bnb_4bit_compute_dtype: float16
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### Framework versions
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---
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library_name: peft
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license: mit
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language:
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- en
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- cs
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datasets:
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- kaitchup/opus-Czech-to-English
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tags:
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- translation
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---
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# Model Card for Model ID
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This is an adapter for Meta's Llama 2 7B fine-tuned for translating Czech text into English.
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## Model Details
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### Model Description
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<!-- Provide a longer summary of what this model is. -->
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- **Developed by:** [The Kaitchup](https://kaitchup.substack.com/)
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- **Model type:** LoRA Adapter for Llama 2 7B
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- **Language(s) (NLP):** Czech, English
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- **License:** MIT license
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## Uses
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This adapter must be loaded on top of Llama 2 7B. It has been fine-tuned with QLoRA. For optimal results, the base model must be loaded with the exact same configuration used during fine-tuning.
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You can use the following code to load the model:
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```
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from transformers import AutoTokenizer, AutoModelForCausalLM, BitsAndBytesConfig
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import torch
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from peft import PeftModel
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base_model = "meta-llama/Llama-2-7b-hf"
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compute_dtype = getattr(torch, "float16")
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bnb_config = BitsAndBytesConfig(
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load_in_4bit=True,
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bnb_4bit_quant_type="nf4",
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bnb_4bit_compute_dtype=compute_dtype,
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bnb_4bit_use_double_quant=True,
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)
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model = AutoModelForCausalLM.from_pretrained(
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original_model_directory, device_map={"": 0}, quantization_config=bnb_config
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)
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tokenizer = AutoTokenizer.from_pretrained(base_model, use_fast=True)
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model = PeftModel.from_pretrained(model, "kaitchup/Llama-2-7b-mt-Czech-to-English")
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```
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Then, run the model as follows:
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```
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my_text = "" #put your text to translate here
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prompt = my_text+" ###>"
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tokenized_input = tokenizer(prompt, return_tensors="pt")
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input_ids = tokenized_input["input_ids"].cuda()
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generation_output = model.generate(
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input_ids=input_ids,
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num_beams=10,
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return_dict_in_generate=True,
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output_scores=True,
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max_new_tokens=130
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)
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for seq in generation_output.sequences:
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output = tokenizer.decode(seq, skip_special_tokens=True)
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print(output.split("###>")[1].strip())
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```
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## Model Card Contact
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[The Kaitchup](https://kaitchup.substack.com/)
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