code: def cross(input, other, dim=None, *, out=None):
      if dim is None:
          dim = -1
      input, other = promote_types_of_torch_inputs(input, other)
      return ivy.cross(
          input, other, axisa=-1, axisb=-1, axisc=-1, axis=dim, out=out
      )
  
imports: import ivy
  from ivy.func_wrapper import with_unsupported_dtypes, with_supported_dtypes
  from ivy.functional.frontends.torch.func_wrapper import to_ivy_arrays_and_back
  from ivy.functional.frontends.torch import promote_types_of_torch_inputs
  import ivy.functional.frontends.torch
label_desc: Use image node_id 12 for calling a global function with example usage: cross(input, other, dim) and returns: ivy