code: def bind_all(mc, builtin_only=False, stoplist=[],  verbose=False):
      
      import types
      try:
          d = vars(mc)
      except TypeError:
          return
      for k, v in d.items():
          if isinstance( v, types.FunctionType ) :
              if verbose :
                  print( 'make_constants(', v.__name__, ')' )
              newv = _make_constants(v, builtin_only, stoplist,  verbose)
              setattr(mc, k, newv)
          elif type(v) in ( type, types.ModuleType ):
              bind_all(v, builtin_only, stoplist, verbose)
docs: Recursively apply constant binding to functions in a module or class.
  
      Use as the last line of the module (after everything is defined, but
      before test code).  In modules that need modifiable globals, set
      builtin_only to True.