Chainsaw - Cut large log file into small pieces

$ chainsaw --help

usage: chainsaw [-h|--help] [--not-before <integer>] [--not-after <integer>]
                [-c|--chunk-size <integer>] -f|--file "<value>" [-o|--output
                "<value>"] [--dry-run]

                Cut large log file into small pieces, version 1.0.0

Arguments:

  -h  --help        Print help information
      --not-before  Ignore logs before, format 20230908
      --not-after   Ignore logs after, format 20230908
      --chunk-size  Max lines per file. Default: 50000
  -f  --file        Original log file
  -o  --output      Output directory. Default: cut/
      --dry-run     No file will be written

$ chainsaw --dry-run -f analyze.log

Running in dry-run mode, no file will be written
cut/2023-06-16.log saved (660 lines)
cut/2023-06-19.log saved (166 lines)
...
cut/2023-08-04.22.log saved(820 lines)

20 lines dropped
14042641 lines saved
0 lines passed
14042661 lines in given file