Highlighted by Vaibhav Vasani
From Using categorical data in machine learning with python: from dummy variables to Deep category… by yonatan hadar
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X_test_hash = copy.copy(X_test)
for i in range(X_train_hash.shape[1]):
X_train_hash.iloc[:,i]=X_train_hash.iloc[:,i].astype('str')
for i in range(X_test_hash.shape[1]):
X_test_hash.iloc[:,i]…