"knockpy.py", line 53 problem about knock HOT 5 OPEN

Traceback (most recent call last):
  File "/usr/bin/knockpy", line 33, in <module>
    sys.exit(load_entry_point('knockpy==4.1.1', 'console_scripts', 'knockpy')())
  File "/usr/bin/knockpy", line 25, in importlib_load_entry_point
    return next(matches).load()
  File "/usr/lib/python3.8/importlib/metadata.py", line 77, in load
    module = import_module(match.group('module'))
  File "/usr/lib/python3.8/importlib/__init__.py", line 127, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 1014, in _gcd_import
  File "<frozen importlib._bootstrap>", line 991, in _find_and_load
  File "<frozen importlib._bootstrap>", line 975, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 671, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 779, in exec_module
  File "<frozen importlib._bootstrap_external>", line 916, in get_code
  File "<frozen importlib._bootstrap_external>", line 846, in source_to_code
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/usr/lib/python3.8/site-packages/knockpy-4.1.1-py3.8.egg/knockpy/knockpy.py", line 53
    print """
  _  __                 _                
 | |/ /                | |   """+__version__+"""            
          ^
SyntaxError: Missing parentheses in call to 'print'. Did you mean print("""
  _  __                 _                
 | |/ /