docstr: Get whether a given variable name is set.
  
  This allows checking whether a variable that is an input to the C
  function is not an input for the Python function, and may be an output.
docstr_tok: ["Get","whether","a","given","variable","name","is","set",".","This","allows","checking","whether","a","variable","that","is","an","input","to","the","C","function","is","not","an","input","for","the","Python","function",",","and","may","be","an","output","."]
code: def is_arg_set(self, name):
      """Get whether a given variable name is set.
  
      This allows checking whether a variable that is an input to the C
      function is not an input for the Python function, and may be an output.
  
      """
      needle = "%s =" % name
      for line, comment in self.lines:
          if line.startswith(needle):
              return True
      else:
          return False
  
imports: import ctypes
label_desc: Use image node_id 4 for calling the FunctionAnnotation obj's underlying member method code with example usage: obj.is_arg_set(name) and returns: False, True