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  3. Winning a Kaggle Competition in Python

Exercise

Label encoding

Let's work on categorical variables encoding. You will again work with a subsample from the House Prices Kaggle competition.

Your objective is to encode categorical features "RoofStyle" and "CentralAir" using label encoding. The train and test DataFrames are already available in your workspace.

Instructions

100 XP
  • Concatenate train and test DataFrames into a single DataFrame houses.
  • Create a LabelEncoder object without arguments and assign it to le.
  • Create new label-encoded features for "RoofStyle" and "CentralAir" using the same le object.