code: def bitwise_left_shift(x1, x2, /):
      """Shifts the bits of each element x1_i of the input array x1 to the left by appending x2_i (i.e., the respective element in the input array x2) zeros to the right of x1_i."""
      x1, x2 = _promote_dtypes("bitwise_left_shift", x1, x2)
      return jax.numpy.bitwise_left_shift(x1, x2)
  
imports: import jax
  from jax.experimental.array_api._data_type_functions import result_type, isdtype
  import numpy
label_desc: Use image node_id 12 for calling a global function with example usage: bitwise_left_shift() and returns: jax