style: format code with autopep8

Format code with autopep8

This commit fixes the style issues introduced in 40f7843 according to the output
from Autopep8.

Details: None

Author: deepsource-autofix[bot]

Fraud Detection/fraud_detection.py

@@ -18,7 +18,8 @@
 X = scaler.fit_transform(X)
 
 # Split the data into training and testing sets
-X_train, X_test, y_train, y_test = train_test_split(X, y, test_size=0.2, random_state=42)
+X_train, X_test, y_train, y_test = train_test_split(
+    X, y, test_size=0.2, random_state=42)
 
 # Handle class imbalance using SMOTE
 smote = SMOTE(sampling_strategy='auto', random_state=42)