Update app.py

app.py

@@ -15,6 +15,7 @@ from trellis.pipelines import TrellisImageTo3DPipeline
 from trellis.representations import Gaussian, MeshExtractResult
 from trellis.utils import render_utils, postprocessing_utils
 
+import aspose.threed as a3d
 
 MAX_SEED = np.iinfo(np.int32).max
 TMP_DIR = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'tmp')
@@ -203,7 +204,6 @@ def extract_glb(
     glb = postprocessing_utils.to_glb(gs, mesh, simplify=mesh_simplify, texture_size=texture_size, verbose=False)
     glb_path = os.path.join(user_dir, 'sample.glb')
     
-    import aspose.threed as a3d
     scene = a3d.Scene.from_file(glb_path)
     scene.save(os.path.join(user_dir), 'print-me.3MF')
     glb.export(glb_path)