debugged unit tests

This commit is contained in:
Grégoire Mureau 2025-07-11 15:39:27 +02:00
parent f1e55e19a3
commit 7bc95f26b9
2 changed files with 49 additions and 52 deletions

View file

@ -11,33 +11,31 @@ from tensorflow.keras.preprocessing.sequence import pad_sequences
import pandas as pd
from datetime import datetime, timedelta
# A DECOMMENTER POUR DEVELOPPER. AUTREMENT, LAISSER AINSI
# Accéder à .env
# TO UNCOMMENT FOR DEVELOPMENT. OTHERWISE, LEAVE AS IS
# Access the .env file
PARENT_DIR = os.path.abspath(os.path.join(os.path.dirname(__file__), "../../"))
sys.path.append(PARENT_DIR)
# 🔐 Charger les variables d'environnement (.env à deux niveaux au-dessus)
# 🔐 Load environment variables (.env two levels above)
load_dotenv()
# 🔁 Import de la fonction de prétraitement (LOCAL)
# 🔁 Import the preprocessing function (LOCAL)
from preprocessing import preprocess_tweet
# 📧 Import du service email
# 📧 Import the email service
from email_service import send_error_report_email
# 🔗 Configurer MLflow
# 🔗 Configure MLflow
mlflow_tracking_uri = os.getenv("MLFLOW_TRACKING_URI")
if mlflow_tracking_uri:
mlflow.set_tracking_uri(mlflow_tracking_uri)
else:
print("⚠️ MLFLOW_TRACKING_URI non défini dans .env")
print("⚠️ MLFLOW_TRACKING_URI not defined in .env")
# 📌 Nom du modèle et stage
# 📌 Model name and stage
MODEL_NAME = "SentimentAnalysisLSTM"
STAGE = "Production"
# 🧾 Structures des requêtes POST
# 🧾 Structure of POST requests
class TweetRequest(BaseModel):
tweet: str
@ -46,29 +44,29 @@ class ReportRequest(BaseModel):
prediction: str
probability: float
# 🧠 Stockage des signalements d'erreurs
# 🧠 Storage for error reports
error_reports = {}
# 🔍 Fonction pour charger modèle + tokenizer
# 🔍 Function to load model + tokenizer
def load_model_and_artifacts(model_name=MODEL_NAME, stage=STAGE):
client = MlflowClient()
versions = client.get_latest_versions(model_name, [stage])
if not versions:
raise RuntimeError(f"Aucune version du modèle '{model_name}' en stage '{stage}'")
raise RuntimeError(f"No version found for model '{model_name}' in stage '{stage}'")
version_info = versions[0]
run_id = version_info.run_id
if not run_id:
raise RuntimeError("Run ID introuvable.")
raise RuntimeError("Run ID not found.")
# Extraire le tag d'embedding
# Extract embedding tag
model_version_info = client.get_model_version(model_name, version_info.version)
# glove est ici la valeur par défaut si embedding_type n'est pas trouvé.
# glove is used as default if embedding_type is not found
embedding_type = model_version_info.tags.get("embedding_type", "glove").lower()
# Déterminer les chemins des artefacts
# Determine paths to artifacts
local_dir = "./downloaded_artifacts"
os.makedirs(local_dir, exist_ok=True)
base_path = "local_artifacts"
@ -79,53 +77,52 @@ def load_model_and_artifacts(model_name=MODEL_NAME, stage=STAGE):
elif "word2vec" in embedding_type:
keras_file = "final_model_LSTM_Word2Vec-Fige.keras"
else:
raise ValueError(f"Embedding type inconnu : {embedding_type}")
raise ValueError(f"Unknown embedding type: {embedding_type}")
print(f"Modèle {embedding_type} trouvé. Téléchargement du modèle lié au run_id suivant : {run_id}")
print(f"{embedding_type} model found. Downloading model associated with run_id: {run_id}")
def dl(path):
return client.download_artifacts(run_id=run_id, path=f"{base_path}/{path}", dst_path=local_dir)
# 🔽 Télécharger les artefacts
# 🔽 Download artifacts
model_path = dl(keras_file)
tokenizer_path = dl(tokenizer_file)
print("Contenu de downloaded_artifacts :", os.listdir(local_dir))
print("Contents of downloaded_artifacts:", os.listdir(local_dir))
# 📦 Chargement
# 📦 Load
model = load_model(model_path)
with open(tokenizer_path, "rb") as f:
tokenizer = pickle.load(f)
return model, tokenizer, embedding_type
# 🚀 Lancer l'API
app = FastAPI(title="API Prédiction Sentiment - Air Paradis")
# app = FastAPI(title="API Prédiction Sentiment - Air Paradis",
# 🚀 Launch the API
app = FastAPI(title="Sentiment Prediction API - Air Paradis")
# app = FastAPI(title="Sentiment Prediction API - Air Paradis",
# root_path="/api")
try:
model, tokenizer, embedding_type = load_model_and_artifacts()
except Exception as e:
print(f"\n❌ Erreur lors du chargement des artefacts : {e}")
print(f"\n❌ Error loading artifacts: {e}")
model, tokenizer = None, None
@app.get("/")
def root():
return {"message": "API Sentiment - Air Paradis - en ligne"}
return {"message": "Sentiment API - Air Paradis - online"}
@app.post("/predict")
def predict_sentiment(request: TweetRequest):
if model is None or tokenizer is None:
raise HTTPException(status_code=503, detail="Modèle ou artefacts indisponibles.")
raise HTTPException(status_code=503, detail="Model or artifacts unavailable.")
try:
processed_tweet = preprocess_tweet(request.tweet)
except Exception as e:
raise HTTPException(status_code=500, detail=f"Erreur de prétraitement : {e}")
raise HTTPException(status_code=500, detail=f"Preprocessing error: {e}")
if not processed_tweet.strip():
raise HTTPException(status_code=400, detail="Tweet vide ou invalide après prétraitement.")
raise HTTPException(status_code=400, detail="Tweet is empty or invalid after preprocessing.")
try:
sequence = tokenizer.texts_to_sequences([processed_tweet])
@ -137,14 +134,14 @@ def predict_sentiment(request: TweetRequest):
sentiment = "negative"
# prediction_prob = 1 - prediction_prob
except Exception as e:
raise HTTPException(status_code=500, detail=f"Erreur d'inférence : {e}")
raise HTTPException(status_code=500, detail=f"Inference error: {e}")
return {
"sentiment": sentiment,
"probability": float(prediction_prob)
}
# Remplacer le dict par un DataFrame global initial vide
# Replace the dict with a global empty DataFrame initially
error_reports_df = pd.DataFrame(columns=["tweet", "prediction", "probability", "timestamp"])
@app.post("/report_error")
@ -156,22 +153,22 @@ def report_error(request: ReportRequest):
probability = request.probability
if not tweet or not prediction:
raise HTTPException(status_code=400, detail="Tweet ou prédiction manquants.")
raise HTTPException(status_code=400, detail="Missing tweet or prediction.")
if probability < 0 or probability > 1:
raise HTTPException(status_code=400, detail="Probabilité invalide. Elle doit être entre 0 et 1.")
raise HTTPException(status_code=400, detail="Invalid probability. Must be between 0 and 1.")
now = datetime.utcnow()
# Vérifier si le tweet existe déjà pour éviter doublons
# Check if tweet already exists to avoid duplicates
existing_idx = error_reports_df.index[error_reports_df["tweet"] == tweet].tolist()
if existing_idx:
# Mettre à jour la ligne existante
# Update existing row
idx = existing_idx[0]
error_reports_df.at[idx, "prediction"] = prediction + f' (p = {probability:.2f} ) '
error_reports_df.at[idx, "probability"] = probability
error_reports_df.at[idx, "timestamp"] = now
else:
# Ajouter une nouvelle ligne
# Add new row
new_row = {
"tweet": tweet,
"prediction": prediction + f' (p = {probability:.2f} ) ',
@ -182,7 +179,7 @@ def report_error(request: ReportRequest):
report_sent = False
# Condition : multiples de 3 signalements et délai max 5 minutes entre les 3 derniers
# Condition: every 3 reports and max 5 min interval between the last 3
try:
if len(error_reports_df) % 3 == 0:
last_three = error_reports_df.sort_values("timestamp", ascending=False).head(3)
@ -193,20 +190,20 @@ def report_error(request: ReportRequest):
last_three["tweet"],
last_three["prediction"]
))
print(f"📧 Tentative d'envoi d'email pour {len(error_reports_df)} signalements...")
print(f"📧 Attempting to send email for {len(error_reports_df)} reports...")
email_success = send_error_report_email(reports_dict)
if email_success:
print(f"✅ Email envoyé avec succès pour {len(error_reports_df)} signalements")
print(f"✅ Email successfully sent for {len(error_reports_df)} reports")
report_sent = True
# SUPPRESSION des 3 derniers signalements envoyés
# Identifier les index à supprimer
# DELETE the last 3 reports sent
# Identify indexes to delete
to_remove_idx = last_three.index
error_reports_df = error_reports_df.drop(to_remove_idx).reset_index(drop=True)
else:
print(f"❌ Échec de l'envoi de l'email pour {len(error_reports_df)} signalements")
print(f"❌ Failed to send email for {len(error_reports_df)} reports")
except Exception as e:
print(f"❌ Erreur lors de l'envoi de l'email : {e}")
# Continuer même si échec
print(f"❌ Error while sending email: {e}")
# Continue even if it fails
return {"report_sent": report_sent}

View file

@ -12,7 +12,7 @@ client = TestClient(app)
def test_root_endpoint():
response = client.get("/")
assert response.status_code == 200
assert response.json() == {"message": "API Sentiment - Air Paradis - en ligne"}
assert response.json() == {"message": "Sentiment API - Air Paradis - online"}
def test_predict_sentiment():
response = client.post("/predict", json={"tweet": "I love this airline !"})
@ -29,4 +29,4 @@ def test_missing_tweet():
def test_empty_tweet():
response = client.post("/predict", json={"tweet": ""})
assert response.status_code == 400
assert response.json()["detail"] == "Empty or invalid tweet after pre-processing."
assert response.json()["detail"] == "Tweet is empty or invalid after preprocessing."