code: def generate_direction_vectors(count, direction=None):
      if get_curand_version() >= (4, 0, 0):
          if (
              direction == direction_vector_set.VECTOR_64
              or direction == direction_vector_set.SCRAMBLED_VECTOR_64
          ):
              result = np.empty((count, 64), dtype=np.uint64)
          else:
              result = np.empty((count, 32), dtype=np.uint32)
      else:
          result = np.empty((count, 32), dtype=np.uint32)
      _get_direction_vectors(direction, result, count)
      return pycuda.gpuarray.to_gpu(result)
  
imports: import numpy
  import pycuda.compiler
  import pycuda.driver
  import pycuda.gpuarray
  from pytools import memoize_method
label_desc: Use image node_id 4 for calling a global function with example usage: generate_direction_vectors(count, direction) and returns: pycuda