how to convert string labels to numpy array

Courageous Cat answered on July 30, 2020 Popularity 3/10 Helpfulness 1/10

answer how to convert string labels to numpy array

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L = ['ABC', 'DEF', 'GHI', 'DEF', 'ABC']

print (np.unique(L, return_inverse=True)[1])
[0 1 2 1 0]

Popularity 3/10 Helpfulness 1/10 Language python

Tags: numpy python string

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Contributed on Jul 30 2020

Courageous Cat

0 Answers Avg Quality 2/10

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print (pd.factorize(L)[0])
[0 1 2 1 0]

Popularity 3/10 Helpfulness 2/10 Language python

Tags: python numpy string

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Contributed on Jul 30 2020

Courageous Cat

0 Answers Avg Quality 2/10

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