propagateLine causing tracebacks

[g7gpr]

2026/06/22 10:48:28-DEBUG-ExtractStars-line:360 - extracted 53 stars from FF_AU001U_20260622_104816_496_0049152.fits
2026/06/22 10:48:28-INFO-DetectStarsAndMeteors-line:231 - Detected stars: 53
2026/06/22 10:48:28-INFO-DetectStarsAndMeteors-line:237 - At least 20 stars, detecting meteors...
2026/06/22 10:48:31-INFO-QueuedPool-line:204 - Traceback (most recent call last):
  File "/home/au001u/source/RMS/RMS/QueuedPool.py", line 361, in _workerFunc
    result = func(*all_args, **self.func_kwargs)
  File "/home/au001u/source/RMS/RMS/DetectStarsAndMeteors.py", line 240, in detectStarsAndMeteors
    meteor_list = detectMeteors(img_handle, config, flat_struct=flat_struct, dark=dark, mask=mask)
  File "/home/au001u/source/RMS/RMS/Detection.py", line 1378, in detectMeteors
    line_points = getAllPoints(stripe_points, x1, y1, z1, x2, y2, z2, config,
        fireball_detection=False)
  File "/home/au001u/source/RMS/RMS/Routines/Grouping3D.py", line 69, in getAllPoints
    return getAllPointsCy(point_list, x1, y1, z1, x2, y2, z2, distance_threshold, gap_threshold)
  File "RMS/Routines/Grouping3Dcy.pyx", line 198, in RMS.Routines.Grouping3Dcy.getAllPoints
    if not point1_index:
ValueError: The truth value of an empty array is ambiguous. Use `array.size > 0` to check that an array is not empty.

This code

if not point1_index:

has been creating errors recently. I've not looked into it yet, but I don't think the fix is too complex, and might be required because of a change in python evaluation behaviour.

(vRMS) au001u@coorinja:~/source/RMS$ python --version
Python 3.13.5