code: def get_human_size_default(config, key, default=None):
      raw_value = config.get(key, default)
  
      if raw_value is None:
          return default
  
      return parse_human_size(raw_value)
  
file_path: clearml/clearml/utilities/config.py
imports: from __future__ import division
  import json
  import six
  import pyparsing
  from .dicts import hocon_quote_key, hocon_unquote_key
  from .pyhocon import ConfigFactory, HOCONConverter
  from ..storage.util import parse_size
label_desc: Use image node_id 3 for calling a global function with example usage: get_human_size_default(config, key, default) and returns: parse_human_size, default