Can't get resynthesizer to work on Gimp 2.10.34

[giutor]

Hi,

I downloaded the plugin from the github repository but I get this ouput:

Code:

Parsing '/home/gt/.config/GIMP/2.10/pluginrc'
Querying plug-in: '/usr/lib/gimp/2.0/plug-ins/file-rawtherapee/file-rawtherapee'
Querying plug-in: '/usr/lib/gimp/2.0/plug-ins/file-darktable/file-darktable'
Querying plug-in: '/home/gt/.config/GIMP/2.10/plug-ins/plugin-uncrop.py'
 File "/home/gt/.config/GIMP/2.10/plug-ins/plugin-uncrop.py", line 94
   raise RuntimeError, "Failed duplicate image"
                     ^
SyntaxError: invalid syntax
gimp: LibGimpBase-WARNING: gimp: gimp_wire_read(): error
Terminating plug-in: '/home/gt/.config/GIMP/2.10/plug-ins/plugin-uncrop.py'
Querying plug-in: '/home/gt/.config/GIMP/2.10/plug-ins/plugin-resynth-sharpen.py'
 File "/home/gt/.config/GIMP/2.10/plug-ins/plugin-resynth-sharpen.py", line 53
   raise RuntimeError, "Failed duplicate image"
                     ^
SyntaxError: invalid syntax
gimp: LibGimpBase-WARNING: gimp: gimp_wire_read(): error
Terminating plug-in: '/home/gt/.config/GIMP/2.10/plug-ins/plugin-resynth-sharpen.py'
Querying plug-in: '/home/gt/.config/GIMP/2.10/plug-ins/plugin-resynth-fill-pattern.py'
Traceback (most recent call last):
 File "/home/gt/.config/GIMP/2.10/plug-ins/plugin-resynth-fill-pattern.py", line 33, in <module>
   from gimpfu import *
ModuleNotFoundError: No module named 'gimpfu'
gimp: LibGimpBase-WARNING: gimp: gimp_wire_read(): error
Terminating plug-in: '/home/gt/.config/GIMP/2.10/plug-ins/plugin-resynth-fill-pattern.py'
Querying plug-in: '/home/gt/.config/GIMP/2.10/plug-ins/plugin-resynth-enlarge.py'
 File "/home/gt/.config/GIMP/2.10/plug-ins/plugin-resynth-enlarge.py", line 54
   raise RuntimeError, "Failed duplicate image"

How do I get Resynthesizer to work? Thanks