/Python/How to read any random rows in csv

How to read any random rows in csv

Pandas read_csv random rows

import pandas as pd
import numpy as np

filename = 'hugedatafile.csv'
nlinesfile = 10000000
nlinesrandomsample = 10000
lines2skip = np.random.choice(np.arange(1,nlinesfile+1), (nlinesfile-nlinesrandomsample), replace=False)
df = pd.read_csv(filename, skiprows=lines2skip)

Source: stackoverflow.com

How to read any random rows in csv

import pandas as pd

data = {
		'Name': ['A', 'B', 'C', 'D', 'E', 'F'],
		'Age': [10, 20, 30, 40, 50, 60]
        }

df = pd.DataFrame(data)
print(df.sample(n=2))   # where 2 is the number of random rows

Similar codes

3 votes110 views2 answers
Add in python
Python
0 vote95 views6 answers
ORing two cv mat objects
Python
0 vote134 views1 answer
How to remove some lines border from plt plot
Python
0 vote104 views1 answer
Read://https_www.tumblr.com/?url=https://www.tumblr.com/login?redirect_to=%2Fneue_web%2Fiframe%2Freblog%2F629907744681590784%2FjQw7OUs8&3739a18c-0c68-43cc-a4cb-b8b99e9bfd72=a52e06db-92b6-4b86-b3c5-fa2ab267405c
Python
0 vote93 views1 answer
Image data generator keras with tf.data.Data.from_generator
Python
40 votes100 views6 answers
Count nan pandas
Python
43 votes120 views6 answers
Adding new column to existing DataFrame in Pandas
Python
0 vote101 views1 answer
Studentized residuals python
Python
0 vote102 views1 answer
1024x768
Python
1 vote92 views1 answer
Pip install django celery results
Python