Update app.py

app.py

@@ -4,7 +4,11 @@ import numpy as np
 import joblib
 from sklearn.base import BaseEstimator, TransformerMixin
 from sklearn.preprocessing import StandardScaler, LabelEncoder
+import subprocess
+import sys
 
+# Cài đặt thư viện nếu chưa có
+subprocess.check_call([sys.executable, "-m", "pip", "install", "flask", "joblib"])
 # Custom LabelEncoder Transformer
 class LabelEncoderTransformer(BaseEstimator, TransformerMixin):
     def __init__(self):