uuid and minor clean-up

app.py

@@ -23,15 +23,14 @@ def run_on_gpu(input_point_cloud: gr.utils.NamedString,
           type(gen_subsample_manifold_iter), type(gen_refine_iter))
 
     sys.path.append(os.path.abspath('ppsurf'))
-    # from ppsurf.pps import cli_main
     import subprocess
-    import random
+    import uuid
 
     in_file = '{}'.format(input_point_cloud.name)
 
     # append 'rec' to the input file name
     # splitext_result = os.path.splitext(in_file)
-    rand_hash = random.getrandbits(128)
+    rand_hash = uuid.uuid4().hex
     out_dir = '/tmp/outputs/{}'.format(rand_hash)
     # out_file = os.path.join(out_dir, in_file, in_file + '.ply')
     out_file_basename = os.path.basename(in_file) + '.ply'
@@ -56,15 +55,13 @@ def run_on_gpu(input_point_cloud: gr.utils.NamedString,
         ]
 
     sys.argv = args
-    subprocess.run(['python', 'ppsurf/pps.py'] + args[1:])
-    # cli_main()
+    subprocess.run(['python', 'ppsurf/pps.py'] + args[1:])  # need subprocess to spawn workers
     print('Finished inference at {}'.format(datetime.datetime.now()))
 
     result_3d_model = out_file
-    output_file = out_file
     progress_text = 'done'
 
-    return result_3d_model, output_file, progress_text
+    return result_3d_model, progress_text
 
 
 def main():
@@ -155,11 +152,11 @@ def main():
                     minimum=3, maximum=30, value=10, step=1)
             with gr.Column():
                 progress_text = gr.Text(label='Progress')
-                with gr.Tabs():
-                    with gr.TabItem(label='Reconstructed 3D model'):
-                        result_3d_model = gr.Model3D(show_label=False)
-                    with gr.TabItem(label='Output mesh file'):
-                        output_file = gr.File(show_label=False)
+                # with gr.Tabs():
+                #     with gr.TabItem(label='Reconstructed 3D model'):
+                result_3d_model = gr.Model3D(show_label=False)
+                    # with gr.TabItem(label='Output mesh file'):
+                    #     output_file = gr.File(show_label=False)
         # with gr.Row():
         #     examples = [
         #         ['shapes/dragon1.obj', 'a photo of a dragon', 0, 7.5],
@@ -194,7 +191,7 @@ def main():
                          ],
                          outputs=[
                              result_3d_model,
-                             output_file,
+                             # output_file,
                              progress_text,
                          ])