code: def tile(A, reps):
      try:
          tup = tuple(reps)
      except TypeError:
          tup = (reps,)
      if any(i < 0 for i in tup):
          raise ValueError("Negative `reps` are not allowed.")
      c = asarray(A)
  
      if all(tup):
          for nrep in tup[::-1]:
              c = nrep * [c]
          return block(c)
  
      d = len(tup)
      if d < c.ndim:
          tup = (1,) * (c.ndim - d) + tup
      if c.ndim < d:
          shape = (1,) * (d - c.ndim) + c.shape
      else:
          shape = c.shape
      shape_out = tuple(s * t for s, t in zip(shape, tup))
      return empty(shape=shape_out, dtype=c.dtype)
  
imports: from __future__ import annotations
  import itertools
  from collections.abc import Sequence
  from functools import partial
  from itertools import product
  from numbers import Integral, Number
  import numpy
  from tlz import sliding_window
  from dask.array import chunk
  from dask.array.backends import array_creation_dispatch
  from dask.array.core import Array, asarray, block, blockwise, broadcast_arrays, broadcast_to, concatenate, normalize_chunks, stack
  from dask.array.numpy_compat import AxisError
  from dask.array.ufunc import greater_equal, rint
  from dask.array.utils import meta_from_array
  from dask.array.wrap import empty, full, ones, zeros
  from dask.base import tokenize
  from dask.highlevelgraph import HighLevelGraph
  from dask.utils import cached_cumsum, derived_from, is_cupy_type
label_desc: Use image node_id 17 for calling a global function with example usage: tile(A, reps) and returns: empty, block