pk

Extract and transform fields from structured text data quickly

brewmacoslinux

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Field extractor command-line utility

pk

extract specific columns from CSV file$ pk -f 1,3,5 data.csv

get particular fields from JSON lines$ cat logs.jsonl | pk -f name,timestamp

pull columns from space separated values$ pk -f 2,4 -d ' ' input.txt

filter and display certain fields from delimited data$ pk -f id,email -d ',' users.csv

extract fields using custom delimiter$ cat access.log | pk -f 1,7 -d '|'