content: #  Copyright (c) ZenML GmbH 2022. All Rights Reserved.
  #  Licensed under the Apache License, Version 2.0 (the "License");
  #  you may not use this file except in compliance with the License.
  #  You may obtain a copy of the License at:
  #
  #       http://www.apache.org/licenses/LICENSE-2.0
  #
  #  Unless required by applicable law or agreed to in writing, software
  #  distributed under the License is distributed on an "AS IS" BASIS,
  #  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
  #  or implied. See the License for the specific language governing
  #  permissions and limitations under the License.
  
  import pandas as pd
  from sklearn.base import ClassifierMixin
  from sklearn.ensemble import RandomForestClassifier
  
  from zenml import step
  
  LABEL_COL = "target"
  
  
  @step
  def trainer(df_train: pd.DataFrame) -> ClassifierMixin:
      rf_clf = RandomForestClassifier(random_state=0)
      rf_clf.fit(df_train.drop(LABEL_COL, axis=1), df_train[LABEL_COL])
      return rf_clf
  