[Michaeljohn]

I am a computer ignoramus. My problem: I upgrade Calibre to 5.1.0 and lost the deDRM plugin as a result. When I try to reinstall the deDRM I get the following:

calibre, version 5.1.0
ERROR: Unhandled exception: <b>SyntaxError</b>:invalid syntax (calibre_plugins.dedrm.__init__, line 168)

calibre 5.1 [64bit] embedded-python: True is64bit: True
Windows-10-10.0.18362-SP0 Windows ('64bit', 'WindowsPE')
('Windows', '10', '10.0.18362')
Python 3.8.5
Windows: ('10', '10.0.18362', 'SP0', 'Multiprocessor Free')
Interface language: None
Successfully initialized third party plugins: Gather KFX-ZIP (from KFX Input) (1, 33, 0) && Package KFX (from KFX Input) (1, 33, 0) && KFX metadata reader (from KFX Input) (1, 33, 0) && KFX Input (1, 33, 0)
Traceback (most recent call last):
File "site-packages\calibre\gui2\preferences\plugins.py", line 317, in add_plugin
File "site-packages\calibre\customize\ui.py", line 472, in add_plugin
File "site-packages\calibre\customize\ui.py", line 61, in load_plugin
File "site-packages\calibre\customize\zipplugin.py", line 200, in load
File "site-packages\polyglot\builtins.py", line 123, in reload
File "importlib\__init__.py", line 169, in reload
File "<frozen importlib._bootstrap>", line 602, in _exec
File "site-packages\calibre\customize\zipplugin.py", line 179, in load_module
File "calibre_plugins.dedrm.__init__", line 168
print u"{0} v{1}: Copying needed library files from plugin's zip".format(PLUGIN_NAME, PLUGIN_VERSION)
^
SyntaxError: invalid syntax

Help?