Answers for "label encoding pandas"

label encoding column pandas

import seaborn as sns 
df = sns.load_dataset('iris')
df['species'] = df['species'].astype('category').cat.codes
df.head(3)
'''sepal_length	sepal_width	petal_length	petal_width	species
	5.1					3.5			1.4					0.2			0
	4.9					3.0			1.4					0.2			0
	4.7					3.2			1.3					0.2			0'''

label encoding

from sklearn.preprocessing import LabelEncoder

le = LabelEncoder()
companydata.ShelveLoc = le.fit_transform(companydata.ShelveLoc)

transform categorical variables python

from sklearn.preprocessing import LabelEncoder

lb_make = LabelEncoder()
obj_df["make_code"] = lb_make.fit_transform(obj_df["make"])
obj_df[["make", "make_code"]].head(11)