Numpy random for string

Python select random subset from numpy array

fruits = ['apple', 'banana', 'orange', 'grape']
subset_size = int(0.7 * len(fruits))
np.random.choice(fruits, subset_size, replace=False)
# array(['grape', 'banana'], dtype='<U6')

Source: docs.scipy.org

Numpy random for string

>>> aa_milne_arr = ['pooh', 'rabbit', 'piglet', 'Christopher']>>> np.random.choice(aa_milne_arr, 5, p=[0.5, 0.1, 0.1, 0.3])array(['pooh', 'pooh', 'pooh', 'Christopher', 'piglet'],   dtype='|S11')fruits = ['apple', 'banana', 'orange', 'grape']
subset_size = int(0.7 * len(fruits))
np.random.choice(fruits, subset_size, replace=False)
# array(['grape', 'banana'], dtype='<U6')

Source: docs.scipy.org

Similar codes

-1 vote187 views1 answer
Compare list and dataframe in pandas
Python
0 vote140 views1 answer
Django serializer,
Python
11 votes133 views2 answers
How to import a module in python
Python
0 vote178 views1 answer
Django rotatingfilehandler
Python Django
2 votes175 views2 answers
Get files from s3 bucket python
Python
5 votes141 views1 answer
How to make a module that generates a random letter in python
Python
0 vote164 views1 answer
Regex for repeating words python
Python
0 vote127 views2 answers
Auto play vido is not working in iphon
Python
70 votes169 views6 answers
Python alphabet
Python
9 votes140 views4 answers
Short if python
Python