text: import unittest
  
  from sklearn import datasets
  from sklearn.ensemble import RandomForestClassifier
  from sklearn.linear_model import LinearRegression
  
  class TestSklearn(unittest.TestCase):
      def test_random_forest_classifier(self):
          iris = datasets.load_iris()
          X, y = iris.data, iris.target
          rf1 = RandomForestClassifier()
          rf1.fit(X,y)
  
      def test_linearn_classifier(self):
          boston = datasets.load_boston()
          X, y = boston.data, boston.target
          lr1 = LinearRegression()
          lr1.fit(X,y)
  