Update app.py

app.py

@@ -32,22 +32,21 @@ from xgbse.converters import convert_to_structured
 from sklearn.preprocessing import StandardScaler
 from sklearn.impute import SimpleImputer
 from sklearn.pipeline import Pipeline, make_pipeline
-from sklearn.model_selection import train_test_split,GridSearchCV, KFold, ParameterGrid 
-# from sklearn.ensemble import GradientBoostingSurvivalAnalysis
-from sklearn.metrics import classification_report, confusion_matrix, accuracy_score, roc_auc_score, cumulative_dynamic_auc, concordance_index_censored
+from sklearn.model_selection import train_test_split,GridSearchCV, KFold, ParameterGrid
+from sksurv.ensemble import GradientBoostingSurvivalAnalysis
 from sklearn.exceptions import UndefinedMetricWarning
 from sklearn.cluster import DBSCAN
 from sklearn import set_config
 from sksurv.datasets import load_breast_cancer
+from sksurv.metrics import concordance_index_censored
 from sksurv.linear_model import CoxnetSurvivalAnalysis, CoxPHSurvivalAnalysis
-from sksurv.preprocessing import OneHotEncoder
 from sksurv.util import Surv
+from sksurv.preprocessing import OneHotEncoder
 from branca.element import Template, MacroElement  
 from folium import DivIcon
 from streamlit_folium import st_folium
 from sqlalchemy import create_engine, text
 
-from dotenv import load_dotenv
 
 
 warnings.filterwarnings("ignore", category=UndefinedMetricWarning)