code: def _nest_function(ob, func_name, lineno, end_lineno, is_async=False):
      "Return a Function after nesting within ob."
      return Function(
          ob.module,
          func_name,
          ob.file,
          lineno,
          parent=ob,
          is_async=is_async,
          end_lineno=end_lineno,
      )
  
imports: import ast
  import sys
  import importlib.util
label_desc: Use image node_id 1 for calling a global function with example usage: _nest_function(ob, func_name, lineno, end_lineno, is_async) and returns: Function