code: def shift_to(self, axis, amount, top=False, insert_before=None):
      if insert_before is None:
          insert_before = self.shape_len
      move_axis = axis if top else axis + 1
      if move_axis < insert_before:
          insert_before += 1
      self.reshape_and_permute(
          lambda x: list(x[0:axis])
          + (
              (
                  [amount, x[axis] // amount]
                  if top
                  else [x[axis] // amount, amount]
              )
              if x[axis] > 1
              else [1, 1]
          )
          + list(x[axis + 1 :]),
          [i for i in range(insert_before) if i != move_axis]
          + [move_axis]
          + [
              i
              for i in range(insert_before, self.shape_len + 1)
              if i != move_axis
          ],
      )
  
imports: from __future__ import annotations
  import os, math, itertools
  from typing import NamedTuple, Optional, List, Tuple, cast, Dict, Union
  from tinygrad.ops import LazyOp, FlopCounter, get_lazyop_info, UnaryOps, BinaryOps, ReduceOps, MemBuffer, ConstBuffer, BufferOps
  from tinygrad.device import Device, Compiled
  from tinygrad.dtype import dtypes, ImageDType, DType
  from tinygrad.helpers import dedup, colored, ansilen, getenv, prod, DEBUG, round_up, all_int
  from tinygrad.shape.shapetracker import ShapeTracker, get_contraction
  from tinygrad.shape.symbolic import sint
  from tinygrad.shape.view import View, strides_for_shape
  from dataclasses import dataclass
  from enum import Enum, auto
label_desc: Use image node_id 20 for calling the Kernel obj's underlying member method code with example usage: obj.shift_to(axis, amount, top, insert_before) without return types