more accurate vars in point cloud conversion

app.py

@@ -58,18 +58,18 @@ def main():
     Inference takes about 2 minutes.
     '''
 
-    def convert_to_ply(input_point_cloud_upload: str):
+    def convert_to_ply(input_point_cloud_upload: gr.utils.NamedString):
 
         # add absolute path to import dirs
-        import sys
-        import os
-        sys.path.append(os.path.abspath('ppsurf'))
-
-        import os
-        os.chdir('ppsurf')
+        # import sys
+        # import os
+        # sys.path.append(os.path.abspath('ppsurf'))
+        #
+        # import os
+        # os.chdir('ppsurf')
 
         print('Inputs:', input_point_cloud_upload, type(input_point_cloud_upload))
-        input_shape = input_point_cloud_upload
+        input_shape: str = input_point_cloud_upload.name
         if not input_shape.endswith('.ply'):
             # load file
             from ppsurf.source.occupancy_data_module import OccupancyDataModule
@@ -84,8 +84,8 @@ def main():
         print('ls\n', subprocess.check_output(['ls', os.path.dirname(input_shape)]))
 
         # show in viewer
-        print(input_tabs)
-        print(input_point_cloud_viewer)
+        print(type(input_tabs))
+        print(type(input_point_cloud_viewer))
         input_tabs.selected = 'pc_viewer'
         input_point_cloud_viewer.value = input_shape