/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

2 votes173 views3 answers
Get binary string python
Python
0 vote172 views1 answer
Python .exe long start
Python
15 votes176 views1 answer
Python pop element
Python
1 vote169 views1 answer
Pthon - progressbar
Python
0 vote182 views1 answer
Bash check if python package is installed
Python
0 vote240 views1 answer
Two input string sum in django
Python Django
0 vote229 views2 answers
Url namespaces for django rest router urls
Python Django
1 vote137 views1 answer
Python Split a file path into root and extension
Python
0 vote225 views1 answer
How to install flask module in vscode
Python Flask
4 votes219 views2 answers
How to get each digit of a number
Python