# can add in other models here, just add to search_space below
  log_reg = {"classifier": [LogisticRegression()],
                 "classifier__penalty": ['l2','l1'],
                 "classifier__C": np.logspace(0, 4, 10)}
  svm = {"classifier": [SVC()],
                 "classifier__C": [0.01,0.1,1,10,100],
                 "classifier__kernel":['linear','poly','rbf','sigmoid']}
  log_reg_solver = {"classifier": [LogisticRegression()],
                 "classifier__penalty": ['l2'],
                 "classifier__C": np.logspace(0, 4, 10),
                 "classifier__solver":['newton-cg','saga','sag','liblinear']}
  rand_forest = {"classifier": [RandomForestClassifier()],
                 "classifier__n_estimators": [10, 100, 1000],
                 "classifier__max_depth":[5,8,15,25,30,None],
                 "classifier__min_samples_leaf":[1,2,5,10,15,100],
                 "classifier__max_leaf_nodes": [2, 5,10]}
  search_space = [svm, log_reg, log_reg_solver, rand_forest]