tools update

tools/spice/spice_examples.py

@@ -9,6 +9,7 @@
 import logging
 
 import numpy as np
+import numpy.typing as npt
 import spiceypy as spice
 
 # Logger setup
@@ -68,7 +69,7 @@ def get_attitude_timerange(ck_kernel: str, id: int) -> tuple:
 
 def _get_particle_velocity(
     direct_events: dict,
-) -> np.ndarray:
+) -> npt.NDArray:
     """
     Get the particle velocity in the heliosphere frame.