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Commit ·
b41ac05
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Parent(s): 7cad229
Déploiement Dashboard depuis GitLab CI - 2026-05-06 11:39:02
Browse files- streamlit_app.py +37 -2
streamlit_app.py
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@@ -1,5 +1,7 @@
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import os
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import tempfile
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import requests
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import pandas as pd
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import json
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@@ -22,7 +24,42 @@ from huggingface_hub import hf_hub_download
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from functions import most_important_features_min_max
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features_min_max = most_important_features_min_max()
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@st.cache_resource(show_spinner=False)
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def load_shap_explainer():
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"""Charge l'explainer SHAP depuis le fichier pickle."""
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with open("./hgb_shap_explainer.pkl", "rb") as f:
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@@ -117,8 +154,6 @@ with tab1:
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help="Moyenne (ratio) du nombre de demandes précédentes faites suite à une visite en agence (walk-in)",
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key='prev_name_product_type_walk_in_mean')
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# URL de l'API
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API_URL = "https://cedm-oc-mlops-projet-2.hf.space"
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if st.button("🔮 Lancer la prédiction", type="primary"):
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# Bouton pour lancer la prédiction
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import os
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import time
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import tempfile
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import threading
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import requests
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import pandas as pd
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import json
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from functions import most_important_features_min_max
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features_min_max = most_important_features_min_max()
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# -----------------------------------------------------------------------
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# Configuration globale – URLs des services HF Spaces
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# -----------------------------------------------------------------------
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API_URL = os.environ.get("API_URL", "https://cedm-oc-mlops-projet-2.hf.space")
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KEEP_ALIVE_INTERVAL = 12 * 3600 # 12 heures en secondes
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# -----------------------------------------------------------------------
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# Keep-alive : maintien des containers HF Spaces en état "running"
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# Utilise @st.cache_resource pour ne démarrer le thread qu'une seule fois.
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# -----------------------------------------------------------------------
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@st.cache_resource(show_spinner=False)
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def start_keep_alive():
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"""
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Démarre un thread démon qui envoie des requêtes croisées
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entre le dashboard et l'API toutes les 12 h, afin de maintenir
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les deux containers HF Spaces actifs.
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"""
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def _loop():
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while True:
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time.sleep(KEEP_ALIVE_INTERVAL)
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# Ping de l'API depuis le dashboard (ping croisé suffisant)
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try:
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r = requests.get(f"{API_URL}/health", timeout=30)
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print(f"[keep-alive] Ping API → HTTP {r.status_code}")
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except Exception as e:
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print(f"[keep-alive] Ping API échoué: {e}")
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thread = threading.Thread(target=_loop, daemon=True, name="keep-alive-api")
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thread.start()
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return thread
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start_keep_alive()
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# -----------------------------------------------------------------------
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def load_shap_explainer():
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"""Charge l'explainer SHAP depuis le fichier pickle."""
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with open("./hgb_shap_explainer.pkl", "rb") as f:
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help="Moyenne (ratio) du nombre de demandes précédentes faites suite à une visite en agence (walk-in)",
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key='prev_name_product_type_walk_in_mean')
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if st.button("🔮 Lancer la prédiction", type="primary"):
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# Bouton pour lancer la prédiction
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