parameters: (attrs, inputs, proto_obj)
return_statement: return 'cos', attrs, inputs
docstring: Elementwise cosine of input array.
docstring_summary: Elementwise cosine of input array.
docstring_tokens: Elementwise cosine of input array .
function: def _cos(attrs, inputs, proto_obj):
      """Elementwise cosine of input array."""
      return 'cos', attrs, inputs
function_tokens: def _cos ( attrs , inputs , proto_obj ) : return 'cos' , attrs , inputs