Upload train_interface.py with huggingface_hub
Browse files- train_interface.py +194 -0
train_interface.py
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| 1 |
+
import gradio as gr
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| 2 |
+
from huggingface_hub import HfApi, login
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| 3 |
+
import json
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| 4 |
+
import os
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| 5 |
+
from transformers import AutoModelForCausalLM, AutoTokenizer, TrainingArguments, Trainer
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| 6 |
+
from datasets import load_dataset
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| 7 |
+
import traceback
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| 8 |
+
import torch
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| 9 |
+
from connect_huggingface import setup_huggingface
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| 10 |
+
from accelerate import Accelerator
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| 11 |
+
from accelerate.utils import set_seed
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| 12 |
+
from transformers import DataCollatorForLanguageModeling
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| 13 |
+
import pandas as pd
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| 14 |
+
from datetime import datetime
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| 15 |
+
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| 16 |
+
# Charger la configuration
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| 17 |
+
with open('config.json', 'r') as f:
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| 18 |
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config = json.load(f)
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| 19 |
+
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| 20 |
+
class TrainingCallback:
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| 21 |
+
def __init__(self, status_box, log_box):
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| 22 |
+
self.status_box = status_box
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| 23 |
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self.log_box = log_box
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| 24 |
+
self.logs = []
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| 25 |
+
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| 26 |
+
def on_log(self, args, state, control, logs=None):
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| 27 |
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if logs:
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| 28 |
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timestamp = datetime.now().strftime("%H:%M:%S")
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| 29 |
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log_entry = f"[{timestamp}] Loss: {logs.get('loss', 'N/A'):.4f}"
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| 30 |
+
if 'eval_loss' in logs:
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| 31 |
+
log_entry += f", Eval Loss: {logs['eval_loss']:.4f}"
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| 32 |
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self.logs.append(log_entry)
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| 33 |
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self.log_box.update(value="\n".join(self.logs[-20:])) # Keep last 20 logs
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| 34 |
+
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| 35 |
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def on_step_end(self, args, state, control):
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| 36 |
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self.status_box.update(value=f"Étape {state.global_step}/{state.max_steps}")
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| 37 |
+
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| 38 |
+
def format_prompt(instruction, input_text, output):
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| 39 |
+
"""Formate le prompt pour l'entraînement"""
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| 40 |
+
if input_text and input_text.strip():
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| 41 |
+
return f"### Instruction:\n{instruction}\n\n### Input:\n{input_text}\n\n### Response:\n{output}"
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| 42 |
+
return f"### Instruction:\n{instruction}\n\n### Response:\n{output}"
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| 43 |
+
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| 44 |
+
def preprocess_function(examples, tokenizer):
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| 45 |
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"""Prétraite les données pour l'entraînement"""
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| 46 |
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# Créer les prompts
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| 47 |
+
prompts = [
|
| 48 |
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format_prompt(instruction, input_text, output)
|
| 49 |
+
for instruction, input_text, output in zip(
|
| 50 |
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examples['instruction'],
|
| 51 |
+
examples['input'],
|
| 52 |
+
examples['output']
|
| 53 |
+
)
|
| 54 |
+
]
|
| 55 |
+
|
| 56 |
+
# Tokenizer les prompts avec padding
|
| 57 |
+
model_inputs = tokenizer(
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| 58 |
+
prompts,
|
| 59 |
+
padding=True,
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| 60 |
+
truncation=True,
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| 61 |
+
max_length=512,
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| 62 |
+
return_tensors=None
|
| 63 |
+
)
|
| 64 |
+
|
| 65 |
+
# Créer les labels (décalés de 1 pour l'entraînement causal)
|
| 66 |
+
labels = model_inputs["input_ids"].copy()
|
| 67 |
+
|
| 68 |
+
# Mettre -100 sur le padding pour l'ignorer dans la loss
|
| 69 |
+
for i, label in enumerate(labels):
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| 70 |
+
labels[i] = [-100 if token == tokenizer.pad_token_id else token for token in label]
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| 71 |
+
|
| 72 |
+
model_inputs["labels"] = labels
|
| 73 |
+
return model_inputs
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| 74 |
+
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| 75 |
+
def compute_metrics(eval_pred):
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| 76 |
+
"""Calcule les métriques d'évaluation"""
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| 77 |
+
predictions, labels = eval_pred
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| 78 |
+
# Convertir en tenseurs PyTorch
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| 79 |
+
predictions = torch.tensor(predictions)
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| 80 |
+
labels = torch.tensor(labels)
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| 81 |
+
|
| 82 |
+
# Calculer la loss
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| 83 |
+
loss = torch.nn.functional.cross_entropy(
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| 84 |
+
predictions.view(-1, predictions.size(-1)),
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| 85 |
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labels.view(-1),
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| 86 |
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ignore_index=-100
|
| 87 |
+
)
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| 88 |
+
|
| 89 |
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return {
|
| 90 |
+
"loss": loss.item()
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| 91 |
+
}
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| 92 |
+
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| 93 |
+
def start_training(status_box=gr.Textbox(), log_box=gr.Markdown()):
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| 94 |
+
"""Lance l'entraînement du modèle"""
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| 95 |
+
try:
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| 96 |
+
# Configuration de Hugging Face
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| 97 |
+
if not setup_huggingface():
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| 98 |
+
return "Erreur : Impossible de configurer Hugging Face"
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| 99 |
+
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| 100 |
+
status_box.update(value="Configuration de l'environnement...")
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| 101 |
+
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| 102 |
+
# Charger le modèle et le tokenizer
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| 103 |
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tokenizer = AutoTokenizer.from_pretrained(
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| 104 |
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config['model']['name'],
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| 105 |
+
trust_remote_code=True
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| 106 |
+
)
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| 107 |
+
model = AutoModelForCausalLM.from_pretrained(
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| 108 |
+
config['model']['name'],
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| 109 |
+
trust_remote_code=True,
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| 110 |
+
torch_dtype=torch.bfloat16 if torch.cuda.is_available() else torch.float32
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| 111 |
+
)
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| 112 |
+
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| 113 |
+
# Configurer le tokenizer
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| 114 |
+
tokenizer.pad_token = tokenizer.eos_token
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| 115 |
+
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| 116 |
+
status_box.update(value="Chargement du dataset...")
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| 117 |
+
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| 118 |
+
# Charger le dataset
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| 119 |
+
dataset = load_dataset(config['dataset']['name'])
|
| 120 |
+
|
| 121 |
+
# Prétraiter le dataset
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| 122 |
+
tokenized_dataset = dataset.map(
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| 123 |
+
lambda x: preprocess_function(x, tokenizer),
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| 124 |
+
batched=True,
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| 125 |
+
remove_columns=dataset["train"].column_names
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| 126 |
+
)
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| 127 |
+
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| 128 |
+
# Créer le data collator
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| 129 |
+
data_collator = DataCollatorForLanguageModeling(
|
| 130 |
+
tokenizer=tokenizer,
|
| 131 |
+
mlm=False
|
| 132 |
+
)
|
| 133 |
+
|
| 134 |
+
status_box.update(value="Configuration de l'entraînement...")
|
| 135 |
+
|
| 136 |
+
# Configuration de l'entraînement
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| 137 |
+
training_args = TrainingArguments(
|
| 138 |
+
output_dir=config['training']['output_dir'],
|
| 139 |
+
num_train_epochs=config['training']['epochs'],
|
| 140 |
+
per_device_train_batch_size=config['training']['batch_size'],
|
| 141 |
+
gradient_accumulation_steps=config['training']['gradient_accumulation_steps'],
|
| 142 |
+
learning_rate=float(config['training']['learning_rate']),
|
| 143 |
+
bf16=config['training'].get('bf16', True),
|
| 144 |
+
logging_steps=10,
|
| 145 |
+
evaluation_strategy="steps",
|
| 146 |
+
eval_steps=100,
|
| 147 |
+
save_strategy="steps",
|
| 148 |
+
save_steps=100,
|
| 149 |
+
save_total_limit=1,
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| 150 |
+
load_best_model_at_end=True,
|
| 151 |
+
)
|
| 152 |
+
|
| 153 |
+
# Créer le callback
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| 154 |
+
callback = TrainingCallback(status_box, log_box)
|
| 155 |
+
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| 156 |
+
# Créer le trainer
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| 157 |
+
trainer = Trainer(
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| 158 |
+
model=model,
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| 159 |
+
args=training_args,
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| 160 |
+
train_dataset=tokenized_dataset["train"],
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| 161 |
+
eval_dataset=tokenized_dataset["validation"] if "validation" in tokenized_dataset else None,
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| 162 |
+
tokenizer=tokenizer,
|
| 163 |
+
data_collator=data_collator,
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| 164 |
+
compute_metrics=compute_metrics,
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| 165 |
+
callbacks=[callback]
|
| 166 |
+
)
|
| 167 |
+
|
| 168 |
+
status_box.update(value="Démarrage de l'entraînement...")
|
| 169 |
+
|
| 170 |
+
# Lancer l'entraînement
|
| 171 |
+
trainer.train()
|
| 172 |
+
|
| 173 |
+
# Sauvegarder le modèle final
|
| 174 |
+
trainer.save_model()
|
| 175 |
+
|
| 176 |
+
status_box.update(value="Entraînement terminé !")
|
| 177 |
+
return "Entraînement terminé avec succès !"
|
| 178 |
+
|
| 179 |
+
except Exception as e:
|
| 180 |
+
error_msg = f"Erreur pendant l'entraînement : {str(e)}\n{traceback.format_exc()}"
|
| 181 |
+
print(error_msg)
|
| 182 |
+
return error_msg
|
| 183 |
+
|
| 184 |
+
# Interface Gradio
|
| 185 |
+
demo = gr.Interface(
|
| 186 |
+
fn=start_training,
|
| 187 |
+
inputs=[gr.Textbox(label="Statut de l'entraînement"), gr.Markdown(label="Logs de l'entraînement")],
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| 188 |
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outputs=[gr.Textbox(label="Statut de l'entraînement"), gr.Markdown(label="Logs de l'entraînement")],
|
| 189 |
+
title="AUTO Training Space",
|
| 190 |
+
description="Cliquez sur le bouton pour lancer l'entraînement du modèle."
|
| 191 |
+
)
|
| 192 |
+
|
| 193 |
+
if __name__ == "__main__":
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| 194 |
+
demo.launch()
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