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 of a column in python

import seaborn as sns 
df = sns.load_dataset('iris')
def encode(x):
    for i,j in enumerate(df['species'].unique()):
        if x == j:
            return i

df['species'] = df['species'].apply(lambda x:encode(x))

Similar codes

2 votes114 views1 answer
Python split string at index
Python
60 votes154 views6 answers
How to use virtual environment python
Python
6 votes156 views2 answers
Django read mesage
Python
0 vote163 views3 answers
Tower of Hanoi
Python
0 vote113 views1 answer
Mechanize python #9
Python
-1 vote145 views1 answer
X = 10 x += 12 y = x/4 x = x + y in python
Python
0 vote190 views1 answer
Create an array of n same value python
Python
0 vote142 views1 answer
Matplotlib librosa show spectrogram
Python
18 votes141 views2 answers
Check if variable is defined
Python
0 vote139 views1 answer
Extract first word from string in column into a list in python
Python