code: def _int_antsProcessArguments(args):
      
      p_args = []
      if isinstance(args, dict):
          for argname, argval in args.items():
              if '-MULTINAME-' in argname:
                  # have this little hack because python doesnt support
                  # multiple dict entries w/ the same key like R lists
                  argname = argname[:argname.find('-MULTINAME-')]
              if argval is not None:
                  if len(argname) > 1:
                      p_args.append('--%s' % argname)
                  else:
                      p_args.append('-%s' % argname)
  
                  if isinstance(argval, iio.ANTsImage):
                      p_args.append(_ptrstr(argval.pointer))
                  elif isinstance(argval, list):
                      for av in argval:
                          if isinstance(av, iio.ANTsImage):
                              av = _ptrstr(av.pointer)
                          p_args.append(av)
                  else:
                      p_args.append(str(argval))
  
      elif isinstance(args, list):
          for arg in args:
              if isinstance(arg, iio.ANTsImage):
                  pointer_string = _ptrstr(arg.pointer)
                  p_arg = pointer_string
              elif arg is None:
                  pass
              else:
                  p_arg = str(arg)
              p_args.append(p_arg)
      return p_args
docs: Needs to be better validated.