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| # Sample file | |
| samplef() { | |
| # set -x | |
| if [ -z "${1}" ]; then | |
| echo 'Error: Missing file path' | |
| echo | |
| echo 'Usage:' | |
| echo 'samplef <FILEPATH> <SAMPLE_SIZE>' | |
| echo | |
| echo 'Optional paramters: <SAMPLE_SIZE>, default is 0.1' | |
| echo 'ex; samplef ./myfile.txt 0.25' | |
| return | |
| fi | |
| SAMPLE_RATIO=${2:-0.1} | |
| cat $1 | perl -n -e "print if (rand() < $SAMPLE_RATIO)" | |
| } |