labelEncoder

# Importing the dataset
data = pd.read_csv('clean_medrec.csv', delimiter=";")

# Label encoder
le = LabelEncoder()
df1 = pd.DataFrame(data, columns=['gender','district_name'])
df2 = pd.DataFrame(data, columns=['code','age_category'])

data1 = data['code']
data2 = data['age_category']

x1 = le.fit_transform(data1)
x2 = le.fit_transform(data2)

df2 = pd.DataFrame(x1)
df2.columns = ['code']
df3 = pd.DataFrame(x2)
df3.columns = ['age_category']
df_result = pd.concat([df1, df2, df3], axis=1)
print(df_result)