TypeError: Cannot use cached_property instance without calling __set_name__() on it

[cyjaysun]

hi,运行如下命令尝试启动server时报错： python3 manage.py runserver 0.0.0.0:8001 报错如下，网上查找好久没有解决办法，大神能否帮忙看下，感谢🙏： Watching for file changes with StatReloader Exception in thread django-main-thread: Traceback (most recent call last): File "/usr/local/python3/lib/python3.5/threading.py", line 914, in _bootstrap_inner self.run() File "/usr/local/python3/lib/python3.5/threading.py", line 862, in run self._target(*self._args, self._kwargs) File "/usr/local/python3/lib/python3.5/site-packages/django/utils/autoreload.py", line 53, in wrapper fn(*args, *kwargs) File "/usr/local/python3/lib/python3.5/site-packages/django/core/management/commands/runserver.py", line 109, in inner_run autoreload.raise_last_exception() File "/usr/local/python3/lib/python3.5/site-packages/django/utils/autoreload.py", line 76, in raise_last_exception raise _exception[1] File "/usr/local/python3/lib/python3.5/site-packages/django/core/management/init.py", line 357, in execute autoreload.check_errors(django.setup)() File "/usr/local/python3/lib/python3.5/site-packages/django/utils/autoreload.py", line 53, in wrapper fn(args, kwargs) File "/usr/local/python3/lib/python3.5/site-packages/django/init.py", line 24, in setup apps.populate(settings.INSTALLED_APPS) File "/usr/local/python3/lib/python3.5/site-packages/django/apps/registry.py", line 114, in populate app_config.import_models() File "/usr/local/python3/lib/python3.5/site-packages/django/apps/config.py", line 211, in import_models self.models_module = import_module(models_module_name) File "/usr/local/python3/lib/python3.5/importlib/init.py", line 126, in import_module return _bootstrap._gcd_import(name[level:], package, level) File "", line 986, in _gcd_import File "", line 969, in _find_and_load File "", line 958, in _find_and_load_unlocked File "", line 673, in _load_unlocked File "", line 665, in exec_module File "", line 222, in _call_with_frames_removed File "/usr/local/python3/lib/python3.5/site-packages/django/contrib/contenttypes/models.py", line 133, in class ContentType(models.Model): File "/usr/local/python3/lib/python3.5/site-packages/django/contrib/contenttypes/models.py", line 134, in ContentType app_label = models.CharField(max_length=100) File "/usr/local/python3/lib/python3.5/site-packages/django/db/models/fields/init.py", line 985, in init self.validators.append(validators.MaxLengthValidator(self.max_length)) File "/usr/local/python3/lib/python3.5/site-packages/django/utils/functional.py", line 48, in get res = instance.dict[self.name] = self.func(instance) File "/usr/local/python3/lib/python3.5/site-packages/django/utils/functional.py", line 22, in func 'Cannot use cached_property instance without calling ' TypeError: Cannot use cached_property instance without calling __set_name__() on it.

Traceback (most recent call last): File "/usr/local/python3/lib/python3.5/site-packages/django/core/management/base.py", line 328, in run_from_argv self.execute(*args, cmd_options) File "/usr/local/python3/lib/python3.5/site-packages/django/core/management/commands/runserver.py", line 60, in execute super().execute(*args, *options) File "/usr/local/python3/lib/python3.5/site-packages/django/core/management/base.py", line 369, in execute output = self.handle(args, options) File "/usr/local/python3/lib/python3.5/site-packages/django/core/management/commands/runserver.py", line 95, in handle self.run(options) File "/usr/local/python3/lib/python3.5/site-packages/django/core/management/commands/runserver.py", line 102, in run autoreload.run_with_reloader(self.inner_run, options) File "/usr/local/python3/lib/python3.5/site-packages/django/utils/autoreload.py", line 599, in run_with_reloader start_django(reloader, main_func, *args, **kwargs) File "/usr/local/python3/lib/python3.5/site-packages/django/utils/autoreload.py", line 584, in start_django reloader.run(django_main_thread) File "/usr/local/python3/lib/python3.5/site-packages/django/utils/autoreload.py", line 299, in run self.run_loop() File "/usr/local/python3/lib/python3.5/site-packages/django/utils/autoreload.py", line 305, in run_loop next(ticker) File "/usr/local/python3/lib/python3.5/site-packages/django/utils/autoreload.py", line 345, in tick for filepath, mtime in self.snapshot_files(): File "/usr/local/python3/lib/python3.5/site-packages/django/utils/autoreload.py", line 361, in snapshot_files for file in self.watched_files(): File "/usr/local/python3/lib/python3.5/site-packages/django/utils/autoreload.py", line 260, in watched_files yield from iter_all_python_module_files() File "/usr/local/python3/lib/python3.5/site-packages/django/utils/autoreload.py", line 105, in iter_all_python_module_files return iter_modules_and_files(modules, frozenset(_error_files)) File "/usr/local/python3/lib/python3.5/site-packages/django/utils/autoreload.py", line 141, in iter_modules_and_files resolved_path = path.resolve(strict=True).absolute() TypeError: resolve() got an unexpected keyword argument 'strict'

During handling of the above exception, another exception occurred:

Traceback (most recent call last): File "manage.py", line 22, in execute_from_command_line(sys.argv) File "/usr/local/python3/lib/python3.5/site-packages/django/core/management/init.py", line 401, in execute_from_command_line utility.execute() File "/usr/local/python3/lib/python3.5/site-packages/django/core/management/init.py", line 395, in execute self.fetch_command(subcommand).run_from_argv(self.argv) File "/usr/local/python3/lib/python3.5/site-packages/django/core/management/base.py", line 341, in run_from_argv connections.close_all() File "/usr/local/python3/lib/python3.5/site-packages/django/db/utils.py", line 225, in close_all for alias in self: File "/usr/local/python3/lib/python3.5/site-packages/django/db/utils.py", line 219, in iter return iter(self.databases) File "/usr/local/python3/lib/python3.5/site-packages/django/utils/functional.py", line 48, in get res = instance.dict[self.name] = self.func(instance) File "/usr/local/python3/lib/python3.5/site-packages/django/utils/functional.py", line 22, in func 'Cannot use cached_property instance without calling ' TypeError: Cannot use cached_property instance without calling __set_name__() on it. Traceback (most recent call last): File "/usr/local/python3/lib/python3.5/site-packages/django/core/management/base.py", line 328, in run_from_argv self.execute(*args, cmd_options) File "/usr/local/python3/lib/python3.5/site-packages/django/core/management/commands/runserver.py", line 60, in execute super().execute(*args, *options) File "/usr/local/python3/lib/python3.5/site-packages/django/core/management/base.py", line 369, in execute output = self.handle(args, options) File "/usr/local/python3/lib/python3.5/site-packages/django/core/management/commands/runserver.py", line 95, in handle self.run(options) File "/usr/local/python3/lib/python3.5/site-packages/django/core/management/commands/runserver.py", line 102, in run autoreload.run_with_reloader(self.inner_run, options) File "/usr/local/python3/lib/python3.5/site-packages/django/utils/autoreload.py", line 602, in run_with_reloader sys.exit(exit_code) SystemExit: 1

During handling of the above exception, another exception occurred:

Traceback (most recent call last): File "manage.py", line 22, in execute_from_command_line(sys.argv) File "/usr/local/python3/lib/python3.5/site-packages/django/core/management/init.py", line 401, in execute_from_command_line utility.execute() File "/usr/local/python3/lib/python3.5/site-packages/django/core/management/init.py", line 395, in execute self.fetch_command(subcommand).run_from_argv(self.argv) File "/usr/local/python3/lib/python3.5/site-packages/django/core/management/base.py", line 341, in run_from_argv connections.close_all() File "/usr/local/python3/lib/python3.5/site-packages/django/db/utils.py", line 225, in close_all for alias in self: File "/usr/local/python3/lib/python3.5/site-packages/django/db/utils.py", line 219, in iter return iter(self.databases) File "/usr/local/python3/lib/python3.5/site-packages/django/utils/functional.py", line 48, in get res = instance.dict[self.name] = self.func(instance) File "/usr/local/python3/lib/python3.5/site-packages/django/utils/functional.py", line 22, in func 'Cannot use cached_property instance without calling ' TypeError: Cannot use cached_property instance without calling __set_name__() on it.

[m0l1ce]

django版本发下