Gradient-Boosted Trees के साथ डिले हुई उड़ानों का पता लगाएँ

# Import the classes required
from pyspark.ml.____ import ____, ____
from pyspark.ml.evaluation import BinaryClassificationEvaluator

# Create model objects and train on training data
tree = ____().____(____)
gbt = ____().____(____)

# Compare AUC on testing data
evaluator = ____()
print(evaluator.____(tree.____(____)))
print(evaluator.____(gbt.____(____)))

# Find the number of trees and the relative importance of features
print(gbt.____)
print(gbt.____)