code: def convert_args_to_dict(call, with_lambda=False):
      
      keys, values = list(), list()
      for arg in call.args:
          if type(arg) in [ast.Str, ast.Num]:
              arg_value = arg
          else:
          # if arg is not a string or a number, we use its source code as the key
              arg_value = astor.to_source(arg).strip('\n"')
              arg_value = ast.Str(str(arg_value))
          arg = make_lambda(arg) if with_lambda else arg
          keys.append(arg_value)
          values.append(arg)
      del call.args[:]
      call.args.append(ast.Dict(keys=keys, values=values))
  
      return call
docs: Convert all args to a dict such that every key and value in the dict is the same as the value of the arg.
      Return the AST Call node with only one arg that is the dictionary