class_docstr_tok: []
code: def to_str(self, func_name="function"):
      if len(self._input_dict) == 0:
          s = func_name + "() {"
      else:
          inputs = [
              (in_name, ph) for in_name, ph in self._input_dict.items()
          ]
          s = func_name + "(" + str(inputs[0][1])
          for in_name, ph in inputs[1:]:
              s += ",\n" + " " * (len(func_name) + 1) + str(ph)
          s += ") {\n"
          s += self.indented_str(SPACES)
          s += "}\n"
      return s
  
imports: from collections import Counter, OrderedDict
  import copy
  import logging
  import numpy
  from six import string_types
  from .None import SPACES, types
  from .var import Var, InternalVar, ListVar
  from .visitors.dot_visitor import DotVisitor
  from .types.symbolic import k_used_symbols, k_num_internal_syms, any_symbolic, is_symbolic
  from .input_type import TupleInputType
label_desc: Use image node_id 5 for calling the Function obj's underlying member method code with example usage: obj.to_str(func_name) and returns: s