" --compress-level N: compression level, which could be a single value, list or range\n"
" (default: range between 1 and 9)\n"
" --window-sz N: base two log value of compression window size\n"
" --compress-level N: compression level, which could be a single value, list or range\n"
" (default: range between 1 and 9)\n"
" --window-sz N: base two log value of compression window size\n"