docstr: Get the help string for a single trait and print it.
docstr_tok: ["Get","the","help","string","for","a","single","trait","and","print","it","."]
code: def class_print_help(cls, inst=None):
      """Get the help string for a single trait and print it."""
      print(cls.class_get_help(inst))
  
imports: from __future__ import print_function, absolute_import
  from copy import deepcopy
  import warnings
  from .loader import Config, LazyConfigValue, _is_section_key
  from traitlets.traitlets import HasTraits, Instance, observe, observe_compat, default
  from ipython_genutils.text import indent, dedent, wrap_paragraphs
label_desc: Use image node_id 9 for calling the Configurable obj's underlying member method code with example usage: obj.class_print_help(cls, inst) without return types