class_docstr: Constructs a tuple representing the positional arguments in a call.
  
  Example (yes, it's legal Python 3):
  
      f(*args1, b, *args2, c, d)  ->  args1 + (b,) + args2 + (c, d)
class_docstr_tok: ["Constructs","a","tuple","representing","the","positional","arguments","in","a","call",".","Example","(","yes",",","it","'s","legal","Python","3",")",":","f","(","*","args1",",","b",",","*","args2",",","c",",","d",")","-",">","args1","+","(","b",",",")","+","args2","+","(","c",",","d",")"]
code: def to_ast(self):
      assert self._finalized
      if self._argspec:
          result = self._argspec[0]
          for i in range(1, len(self._argspec)):
              result = gast.BinOp(result, gast.Add(), self._argspec[i])
          return result
      return gast.Tuple([], gast.Load())
  
imports: import gast
  from nvidia.dali._autograph.core import converter
  from nvidia.dali._autograph.pyct import anno
  from nvidia.dali._autograph.pyct import parser
  from nvidia.dali._autograph.pyct import qual_names
  from nvidia.dali._autograph.pyct import templates
  from nvidia.dali._autograph.utils import ag_logging
label_desc: Use image node_id 6 for calling the _ArgTemplateBuilder obj's underlying member method code with example usage: obj.to_ast() and returns: gast, result