class_docstr: A custom formatter for default output rendering using .format
      
class_docstr_tok: ["A","custom","formatter","for","default","output","rendering","using",".format"]
code: def get_value(self, key, args, kwds):
      assert not args
      self._d("get_value: %r %r %r", key, args, kwds)
      return kwds.get(key, self.missing)
  
imports: from collections import defaultdict
  import string
  from datalad.ui import ui
label_desc: Use image node_id 3 for calling the DefaultOutputFormatter obj's underlying member method code with example usage: obj.get_value(key, args, kwds) and returns: kwds