Update app.py

app.py

@@ -133,14 +133,28 @@ def changedatashape():
   os.remove('sample.csv')
 
 
-command = "java --enable-preview -jar /jadbio-model-exe.jar \
-     -m /jadbio-1.4.119-model-Augustwithprice_feature0.bin \
-     -i /content/sample2.csv \
-     -o predictions.csv"
+command = [
+    '/path/to/java',  
+    '--enable-preview',
+    '-jar',
+    '/jadbio-model-exe.jar',  
+    '-m',
+    '/jadbio-1.4.119-model-Augustwithprice_feature0.bin',
+    '-i',
+    '/sample2.csv',
+    '-o',
+    '/predictions.csv'
+]
 
 def generate_result():
-    subprocess.run(command)
     
+    try:
+        subprocess.run(command)
+    except subprocess.CalledProcessError as e:
+        print(f"Command execution failed with error code {e.returncode}: {e.stderr}")
+    except Exception as e:
+        print(f"An unexpected error occurred: {str(e)}")
+        
 
 
 def predict(m,historical=True):