code: def fun_sourceinfo(fun: Callable) -> str | None:
      while isinstance(fun, partial):
          fun = fun.func
      fun = inspect.unwrap(fun)
      try:
          filename = fun.__code__.co_filename
          lineno = fun.__code__.co_firstlineno
          return f"{fun.__name__} at {filename}:{lineno}"
      except AttributeError:
          return None
  
imports: from __future__ import annotations
  from collections.abc import Iterable, Sequence
  import inspect
  import operator
  from functools import partial
  from typing import Any, Callable
  import warnings
  import numpy
  from jax._src import core
  from jax._src import dtypes
  from jax._src.abstract_arrays import numpy_scalar_types
  from jax._src.core import ShapedArray
  from jax._src.tree_util import PyTreeDef, tree_flatten, tree_unflatten, tree_map, tree_structure, treedef_children, generate_key_paths, keystr, broadcast_prefix, prefix_errors
  from jax._src.tree_util import _replace_nones
  from jax._src import linear_util
  from jax._src.linear_util import TracingDebugInfo
  from jax._src.util import safe_map, WrapKwArgs, Hashable, HashableFunction, Unhashable
  from jax._src import traceback_util
label_desc: Use image node_id 37 for calling a global function with example usage: fun_sourceinfo(fun) and returns: fun, str, filename, str, lineno, None