django生成子应用是报错 '%s=%s' % (k, v) for k, v in params.items(), ^ SyntaxError: Generator expression must be parenthesized

报错如下:

(venv) D:python_learn
estfullearnRESTAPI>python manage.py startapp book
Traceback (most recent call last):
  File "manage.py", line 22, in <module>
    execute_from_command_line(sys.argv)
  File "D:PythonPythonvenvlibsite-packagesdjangocoremanagement\__init__.py", line 364, in execute_from_command_line
    utility.execute()
  File "D:PythonPythonvenvlibsite-packagesdjangocoremanagement\__init__.py", line 338, in execute
    django.setup()
  File "D:PythonPythonvenvlibsite-packagesdjango\__init__.py", line 27, in setup
    apps.populate(settings.INSTALLED_APPS)
  File "D:PythonPythonvenvlibsite-packagesdjangoapps
egistry.py", line 85, in populate
    app_config = AppConfig.create(entry)
  File "D:PythonPythonvenvlibsite-packagesdjangoappsconfig.py", line 94, in create
    module = import_module(entry)
  File "D:PythonPython38libimportlib\__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 783, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "D:PythonPythonvenvlibsite-packagesdjangocontribadmin\__init__.py", line 4, in <module>
    from django.contrib.admin.filters import (
  File "D:PythonPythonvenvlibsite-packagesdjangocontribadminfilters.py", line 10, in <module>
    from django.contrib.admin.options import IncorrectLookupParameters
  File "D:PythonPythonvenvlibsite-packagesdjangocontribadminoptions.py", line 12, in <module>
    from django.contrib.admin import helpers, widgets
  File "D:PythonPythonvenvlibsite-packagesdjangocontribadminwidgets.py", line 152
    '%s=%s' % (k, v) for k, v in params.items(),
    ^
SyntaxError: Generator expression must be parenthesized

删除

"D:PythonPythonvenvlibsite-packagesdjangocontribadminwidgets.py", line 152后面的逗号解决