import bpy
from pathlib import Path
p=Path('Tools/output/companions/BudBud/motions/Walk/animated.fbx')
bpy.ops.wm.read_factory_settings(use_empty=True); bpy.ops.import_scene.fbx(filepath=str(p),use_anim=True)
for o in bpy.context.scene.objects:
 if o.type=='ARMATURE':
  print('arm',o.name,'frame',bpy.context.scene.frame_start,bpy.context.scene.frame_end,'anim',bool(o.animation_data))
  a=o.animation_data.action if o.animation_data else None
  print('action',a,a.layers if a else None)
  if a:
   for l in a.layers:
    print('layer',l.name,'strips',len(l.strips))
    for s in l.strips:
     print('strip',type(s),dir(s)[:20])
     cb=s.channelbag(0) if hasattr(s,'channelbag') else None
     print('cb',cb, 'fcurves',len(cb.fcurves) if cb else None)