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jc/docs/parsers/pidstat_s.md
Kelly Brazil 4f0616190b doc update
2022-03-10 08:14:58 -08:00

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jc.parsers.pidstat_s

jc - JSON Convert pidstat command output streaming parser

This streaming parser outputs JSON Lines

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Usage (cli):

$ pidstat | jc --pidstat-s

Usage (module):

import jc
# result is an iterable object (generator)
result = jc.parse('pidstat_s', pidstat_command_output.splitlines())
for item in result:
    # do something

or

import jc.parsers.pidstat_s
# result is an iterable object (generator)
result = jc.parsers.pidstat_s.parse(pidstat_command_output.splitlines())
for item in result:
    # do something

Schema:

{
  "pidstat":            string,

  # Below object only exists if using -qq or ignore_exceptions=True

  "_jc_meta":
    {
      "success":    boolean,     # false if error parsing
      "error":      string,      # exists if "success" is false
      "line":       string       # exists if "success" is false
    }
}

Examples:

$ pidstat | jc --pidstat-s
{example output}
...

$ pidstat | jc --pidstat-s -r
{example output}
...

parse

@add_jc_meta
def parse(data: Iterable[str],
          raw: bool = False,
          quiet: bool = False,
          ignore_exceptions: bool = False) -> Union[Iterable[Dict], tuple]

Main text parsing generator function. Returns an iterator object.

Parameters:

data:              (iterable)  line-based text data to parse
                               (e.g. sys.stdin or str.splitlines())

raw:               (boolean)   unprocessed output if True
quiet:             (boolean)   suppress warning messages if True
ignore_exceptions: (boolean)   ignore parsing exceptions if True

Yields:

Dictionary. Raw or processed structured data.

Returns:

Iterator object (generator)

Parser Information

Compatibility: linux

Version 1.0 by Kelly Brazil (kellyjonbrazil@gmail.com)