def is_middleware_class(middleware_class, middleware_path):
try:
middleware_cls = import_string(middleware_path)
except ImportError:
return
return inspect.isclass(middleware_cls) and issubclass(
middleware_cls, middleware_class
)
def get_show_toolbar():
# If SHOW_TOOLBAR_CALLBACK is a string, which is the recommended
# setup, resolve it to the corresponding callable.
func_or_path = dt_settings.get_config()["SHOW_TOOLBAR_CALLBACK"]
if isinstance(func_or_path, six.string_types):
return import_string(func_or_path)
else:
return func_or_path
def get_panel_classes(cls):
if cls._panel_classes is None:
# Load panels in a temporary variable for thread safety.
panel_classes = [
import_string(panel_path) for panel_path in dt_settings.get_panels()
]
cls._panel_classes = panel_classes
return cls._panel_classes
def gen_app_versions(self):
for name in settings.INSTALLED_APPS:
try:
app = import_string(name)
except:
continue
version = self.get_app_version(app)
if version:
yield app.__name__, name, version
def gen_app_versions(self):
for name in settings.INSTALLED_APPS:
try:
app = import_string(name)
except:
continue
version = self.get_app_version(app)
if version:
yield app.__name__, name, version
def signals(self):
signals = self.SIGNALS.copy()
for signal in self.toolbar.config["EXTRA_SIGNALS"]:
signal_name = signal.rsplit(".", 1)[-1]
signals[signal_name] = import_string(signal)
return signals
def signals(self):
signals = self.SIGNALS.copy()
for signal in self.toolbar.config["EXTRA_SIGNALS"]:
signal_name = signal.rsplit(".", 1)[-1]
signals[signal_name] = import_string(signal)
return signals