Spaces:
Running
Running
Upload folder using huggingface_hub
Browse files- .env.example +24 -12
- README.md +225 -35
.env.example
CHANGED
|
@@ -1,16 +1,28 @@
|
|
| 1 |
-
# Configuration
|
| 2 |
-
#
|
| 3 |
|
| 4 |
-
#
|
| 5 |
-
|
|
|
|
|
|
|
| 6 |
|
| 7 |
-
#
|
| 8 |
-
|
| 9 |
-
|
| 10 |
|
| 11 |
-
#
|
| 12 |
-
|
| 13 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 14 |
|
| 15 |
-
#
|
| 16 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
# Configuration de l'API Employee Turnover
|
| 2 |
+
# Copiez ce fichier vers .env et remplissez les valeurs
|
| 3 |
|
| 4 |
+
# ===== SÉCURITÉ =====
|
| 5 |
+
# Clé API pour protéger l'endpoint /predict
|
| 6 |
+
# Générez une clé forte : python -c "import secrets; print(secrets.token_urlsafe(32))"
|
| 7 |
+
API_KEY=your-secret-api-key-here
|
| 8 |
|
| 9 |
+
# ===== API =====
|
| 10 |
+
# Version de l'API
|
| 11 |
+
API_VERSION=1.0.0
|
| 12 |
|
| 13 |
+
# ===== MODÈLE =====
|
| 14 |
+
# Repository Hugging Face du modèle
|
| 15 |
+
HF_MODEL_REPO=ASI-Engineer/employee-turnover-model
|
| 16 |
+
MODEL_FILENAME=model/model.pkl
|
| 17 |
+
|
| 18 |
+
# ===== SERVEUR =====
|
| 19 |
+
# Host et port pour Uvicorn
|
| 20 |
+
API_HOST=0.0.0.0
|
| 21 |
+
API_PORT=8000
|
| 22 |
|
| 23 |
+
# Mode debug (True/False)
|
| 24 |
+
DEBUG=False
|
| 25 |
+
|
| 26 |
+
# ===== LOGGING =====
|
| 27 |
+
# Niveau de log (DEBUG, INFO, WARNING, ERROR)
|
| 28 |
+
LOG_LEVEL=INFO
|
README.md
CHANGED
|
@@ -1,49 +1,239 @@
|
|
| 1 |
-
|
| 2 |
-
title: Employee Turnover Prediction API
|
| 3 |
-
emoji: 👔
|
| 4 |
-
colorFrom: blue
|
| 5 |
-
colorTo: purple
|
| 6 |
-
sdk: docker
|
| 7 |
-
pinned: true
|
| 8 |
-
license: mit
|
| 9 |
-
app_port: 8000
|
| 10 |
-
---
|
| 11 |
|
| 12 |
-
|
| 13 |
|
| 14 |
-
API de prédiction du turnover des employés
|
| 15 |
|
| 16 |
-
|
| 17 |
-
|
| 18 |
-
-
|
| 19 |
-
-
|
|
|
|
| 20 |
- 🔐 Authentification API Key
|
| 21 |
-
- 📝 Logs structurés JSON
|
| 22 |
-
- 🛡️ Rate limiting (20 req/min)
|
| 23 |
-
- 📚 Documentation OpenAPI/Swagger
|
| 24 |
|
| 25 |
-
##
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 26 |
|
| 27 |
-
|
| 28 |
-
|
| 29 |
-
|
| 30 |
|
| 31 |
-
##
|
| 32 |
|
| 33 |
```bash
|
| 34 |
-
#
|
| 35 |
-
|
|
|
|
|
|
|
|
|
|
| 36 |
|
| 37 |
-
#
|
| 38 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 39 |
-H "Content-Type: application/json" \
|
| 40 |
-
-d '{
|
| 41 |
-
"satisfaction_employee_environnement": 3,
|
| 42 |
-
"satisfaction_employee_nature_travail": 4,
|
| 43 |
-
...
|
| 44 |
-
}'
|
| 45 |
```
|
| 46 |
|
| 47 |
-
##
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 48 |
|
| 49 |
-
|
|
|
|
|
|
| 1 |
+
# 🚀 Employee Turnover Prediction API - v2.1.0
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 2 |
|
| 3 |
+
## 📊 Vue d'ensemble
|
| 4 |
|
| 5 |
+
API REST de prédiction du turnover des employés basée sur un modèle XGBoost avec SMOTE.
|
| 6 |
|
| 7 |
+
**✨ Nouveautés v2.1.0** :
|
| 8 |
+
- 📝 Logging structuré JSON
|
| 9 |
+
- 🛡️ Rate limiting (20 req/min par IP)
|
| 10 |
+
- ⚡ Gestion d'erreurs améliorée
|
| 11 |
+
- 📊 Monitoring des performances
|
| 12 |
- 🔐 Authentification API Key
|
|
|
|
|
|
|
|
|
|
| 13 |
|
| 14 |
+
## 🏗️ Architecture
|
| 15 |
+
|
| 16 |
+
```
|
| 17 |
+
OC_P5/
|
| 18 |
+
├── app.py # Point d'entrée FastAPI
|
| 19 |
+
├── src/
|
| 20 |
+
│ ├── auth.py # Authentification API Key
|
| 21 |
+
│ ├── config.py # Configuration centralisée
|
| 22 |
+
│ ├── logger.py # Logging structuré (NOUVEAU)
|
| 23 |
+
│ ├── models.py # Chargement modèle HF Hub
|
| 24 |
+
│ ├── preprocessing.py # Pipeline preprocessing
|
| 25 |
+
│ ├── rate_limit.py # Rate limiting (NOUVEAU)
|
| 26 |
+
│ └── schemas.py # Validation Pydantic
|
| 27 |
+
├── tests/ # Suite pytest (33 tests, 88% couverture)
|
| 28 |
+
├── logs/ # Logs JSON (NOUVEAU)
|
| 29 |
+
│ ├── api.log # Tous les logs
|
| 30 |
+
│ └── error.log # Erreurs uniquement
|
| 31 |
+
├── docs/ # Documentation
|
| 32 |
+
├── ml_model/ # Scripts training
|
| 33 |
+
└── data/ # Données sources
|
| 34 |
+
```
|
| 35 |
+
|
| 36 |
+
## 🚀 Installation
|
| 37 |
+
|
| 38 |
+
### Prérequis
|
| 39 |
+
- Python 3.12+
|
| 40 |
+
- Poetry 1.7+
|
| 41 |
+
- Git
|
| 42 |
+
|
| 43 |
+
### Setup rapide
|
| 44 |
+
|
| 45 |
+
```bash
|
| 46 |
+
# 1. Cloner le repo
|
| 47 |
+
git clone https://github.com/chaton59/OC_P5.git
|
| 48 |
+
cd OC_P5
|
| 49 |
+
|
| 50 |
+
# 2. Installer les dépendances
|
| 51 |
+
poetry install
|
| 52 |
+
|
| 53 |
+
# 3. Configurer l'environnement
|
| 54 |
+
cp .env.example .env
|
| 55 |
+
# Éditer .env avec vos valeurs
|
| 56 |
+
|
| 57 |
+
# 4. Lancer l'API
|
| 58 |
+
poetry run uvicorn app:app --reload
|
| 59 |
|
| 60 |
+
# 5. Accéder à la documentation
|
| 61 |
+
# http://localhost:8000/docs
|
| 62 |
+
```
|
| 63 |
|
| 64 |
+
## 📝 Configuration (.env)
|
| 65 |
|
| 66 |
```bash
|
| 67 |
+
# Mode développement (désactive auth + active logs détaillés)
|
| 68 |
+
DEBUG=true
|
| 69 |
+
|
| 70 |
+
# API Key (requis en production)
|
| 71 |
+
API_KEY=your-secret-key-here
|
| 72 |
|
| 73 |
+
# Logging (DEBUG, INFO, WARNING, ERROR, CRITICAL)
|
| 74 |
+
LOG_LEVEL=INFO
|
| 75 |
+
|
| 76 |
+
# HuggingFace Model
|
| 77 |
+
HF_MODEL_REPO=ASI-Engineer/employee-turnover-model
|
| 78 |
+
MODEL_FILENAME=model/model.pkl
|
| 79 |
+
```
|
| 80 |
+
|
| 81 |
+
## 🔒 Authentification
|
| 82 |
+
|
| 83 |
+
### Mode DEBUG (développement)
|
| 84 |
+
```bash
|
| 85 |
+
# L'API Key n'est PAS requise
|
| 86 |
+
curl http://localhost:8000/predict -H "Content-Type: application/json" -d '{...}'
|
| 87 |
+
```
|
| 88 |
+
|
| 89 |
+
### Mode PRODUCTION
|
| 90 |
+
```bash
|
| 91 |
+
# L'API Key est REQUISE
|
| 92 |
+
curl http://localhost:8000/predict \
|
| 93 |
+
-H "X-API-Key: your-secret-key" \
|
| 94 |
-H "Content-Type: application/json" \
|
| 95 |
+
-d '{...}'
|
|
|
|
|
|
|
|
|
|
|
|
|
| 96 |
```
|
| 97 |
|
| 98 |
+
## 📡 Endpoints
|
| 99 |
+
|
| 100 |
+
### 🏥 Health Check
|
| 101 |
+
```bash
|
| 102 |
+
GET /health
|
| 103 |
+
|
| 104 |
+
# Réponse
|
| 105 |
+
{
|
| 106 |
+
"status": "healthy",
|
| 107 |
+
"model_loaded": true,
|
| 108 |
+
"model_type": "Pipeline",
|
| 109 |
+
"version": "2.1.0"
|
| 110 |
+
}
|
| 111 |
+
```
|
| 112 |
+
|
| 113 |
+
### 🔮 Prédiction
|
| 114 |
+
```bash
|
| 115 |
+
POST /predict
|
| 116 |
+
Content-Type: application/json
|
| 117 |
+
X-API-Key: your-key (en production)
|
| 118 |
+
|
| 119 |
+
# Exemple payload (voir docs/API_GUIDE.md pour tous les champs)
|
| 120 |
+
{
|
| 121 |
+
"satisfaction_employee_environnement": 3,
|
| 122 |
+
"satisfaction_employee_nature_travail": 4,
|
| 123 |
+
"satisfaction_employee_equipe": 5,
|
| 124 |
+
"satisfaction_employee_equilibre_pro_perso": 3,
|
| 125 |
+
"note_evaluation_actuelle": 85,
|
| 126 |
+
"annees_depuis_la_derniere_promotion": 2,
|
| 127 |
+
"nombre_formations_realisees": 3,
|
| 128 |
+
...
|
| 129 |
+
}
|
| 130 |
+
|
| 131 |
+
# Réponse
|
| 132 |
+
{
|
| 133 |
+
"prediction": 0, # 0 = reste, 1 = part
|
| 134 |
+
"probability_0": 0.85, # Probabilité de rester
|
| 135 |
+
"probability_1": 0.15, # Probabilité de partir
|
| 136 |
+
"risk_level": "Low" # Low, Medium, High
|
| 137 |
+
}
|
| 138 |
+
```
|
| 139 |
+
|
| 140 |
+
## 📊 Logging
|
| 141 |
+
|
| 142 |
+
### Logs structurés JSON
|
| 143 |
+
|
| 144 |
+
**Fichiers** :
|
| 145 |
+
- `logs/api.log` : Tous les logs
|
| 146 |
+
- `logs/error.log` : Erreurs uniquement
|
| 147 |
+
|
| 148 |
+
**Format** :
|
| 149 |
+
```json
|
| 150 |
+
{
|
| 151 |
+
"timestamp": "2025-12-26T10:30:45",
|
| 152 |
+
"level": "INFO",
|
| 153 |
+
"logger": "employee_turnover_api",
|
| 154 |
+
"message": "Request POST /predict",
|
| 155 |
+
"method": "POST",
|
| 156 |
+
"path": "/predict",
|
| 157 |
+
"status_code": 200,
|
| 158 |
+
"duration_ms": 23.45,
|
| 159 |
+
"client_host": "127.0.0.1"
|
| 160 |
+
}
|
| 161 |
+
```
|
| 162 |
+
|
| 163 |
+
## 🛡️ Rate Limiting
|
| 164 |
+
|
| 165 |
+
**Configuration** :
|
| 166 |
+
- **Développement** : Désactivé (DEBUG=true)
|
| 167 |
+
- **Production** : 20 requêtes/minute par IP ou API Key
|
| 168 |
+
|
| 169 |
+
**En cas de dépassement** :
|
| 170 |
+
```json
|
| 171 |
+
{
|
| 172 |
+
"error": "Rate limit exceeded",
|
| 173 |
+
"message": "20 per 1 minute"
|
| 174 |
+
}
|
| 175 |
+
```
|
| 176 |
+
|
| 177 |
+
## ✅ Tests
|
| 178 |
+
|
| 179 |
+
```bash
|
| 180 |
+
# Tous les tests
|
| 181 |
+
poetry run pytest tests/ -v
|
| 182 |
+
|
| 183 |
+
# Avec couverture
|
| 184 |
+
poetry run pytest tests/ --cov --cov-report=html
|
| 185 |
+
|
| 186 |
+
# Voir rapport HTML
|
| 187 |
+
open htmlcov/index.html
|
| 188 |
+
```
|
| 189 |
+
|
| 190 |
+
**Résultats** :
|
| 191 |
+
- ✅ 33 tests passés
|
| 192 |
+
- 📊 88% de couverture globale
|
| 193 |
+
|
| 194 |
+
## 🚀 Déploiement
|
| 195 |
+
|
| 196 |
+
### Variables d'environnement requises
|
| 197 |
+
```bash
|
| 198 |
+
DEBUG=false
|
| 199 |
+
API_KEY=<votre-clé-sécurisée>
|
| 200 |
+
LOG_LEVEL=INFO
|
| 201 |
+
```
|
| 202 |
+
|
| 203 |
+
### HuggingFace Spaces
|
| 204 |
+
Prêt pour déploiement avec `app.py` et `requirements.txt`
|
| 205 |
+
|
| 206 |
+
## 📚 Documentation
|
| 207 |
+
|
| 208 |
+
- **API Interactive** : http://localhost:8000/docs
|
| 209 |
+
- **ReDoc** : http://localhost:8000/redoc
|
| 210 |
+
- **Guide complet** : [docs/API_GUIDE.md](docs/API_GUIDE.md)
|
| 211 |
+
- **Standards** : [docs/standards.md](docs/standards.md)
|
| 212 |
+
- **Couverture tests** : [docs/TEST_COVERAGE.md](docs/TEST_COVERAGE.md)
|
| 213 |
+
|
| 214 |
+
## 📦 Dépendances principales
|
| 215 |
+
|
| 216 |
+
- **FastAPI** 0.115.14 : Framework web
|
| 217 |
+
- **Pydantic** 2.12.5 : Validation données
|
| 218 |
+
- **XGBoost** 2.1.3 : Modèle ML
|
| 219 |
+
- **SlowAPI** 0.1.9 : Rate limiting
|
| 220 |
+
- **python-json-logger** 4.0.0 : Logs structurés
|
| 221 |
+
- **pytest** 9.0.2 : Tests
|
| 222 |
+
|
| 223 |
+
## 🔄 Changelog
|
| 224 |
+
|
| 225 |
+
### v2.1.0 (26 décembre 2025)
|
| 226 |
+
- ✨ Système de logging structuré JSON
|
| 227 |
+
- 🛡️ Rate limiting avec SlowAPI
|
| 228 |
+
- ⚡ Amélioration gestion d'erreurs
|
| 229 |
+
- 📊 Monitoring des performances
|
| 230 |
+
|
| 231 |
+
### v2.0.0 (26 décembre 2025)
|
| 232 |
+
- ✅ Suite de tests complète (33 tests)
|
| 233 |
+
- 🔐 Authentification API Key
|
| 234 |
+
- 📊 88% de couverture de code
|
| 235 |
+
|
| 236 |
+
## 👥 Auteurs
|
| 237 |
|
| 238 |
+
- **Projet** : OpenClassrooms P5
|
| 239 |
+
- **Repo** : [github.com/chaton59/OC_P5](https://github.com/chaton59/OC_P5)
|