code: def sign(x, /):
      """Returns an indication of the sign of a number for each element x_i of the input array x."""
      (x,) = _promote_dtypes("sign", x)
      if _isdtype(x.dtype, "complex floating"):
          return x / abs(x)
      return jax.numpy.sign(x)
  
imports: import jax
  from jax.experimental.array_api._data_type_functions import result_type, isdtype
  import numpy
label_desc: Use image node_id 52 for calling a global function with example usage: sign() and returns: jax, unknown