def get_app_submodule(app_name, module_name):
'''获取 app settings 模块
'''
app_module = import_module(app_name)
try:
submodule = import_module('{0}.{1}'.format(app_name, module_name))
except ImportError:
if not module_has_submodule(app_module, module_name):
return None
else:
raise
return submodule
def load_commands():
global COMMANDS
if len(COMMANDS) == 0:
for f in os.listdir(os.path.join(CURDIR, 'commands')):
if not f.endswith('.py'):
continue
m = import_module('eva.management.commands.{0}'.format(f[:-3]))
if not hasattr(m, 'Command'):
logging.warn('%s is not a Command Module!',
os.path.join(CURDIR, f))
continue
c = m.Command()
if not (hasattr(c, 'cmd') and hasattr(c, 'help')
and hasattr(c, 'run')):
logging.warn('%s is not a Command Module!',
os.path.join(CURDIR, f))
continue
COMMANDS[c.cmd] = c
return COMMANDS
def _fetch(lang, fallback=None):
global _translations
res = _translations.get(lang, None)
if res is not None:
return res
loc = to_locale(lang)
def _translation(path):
try:
t = gettext_module.translation('eva', path, [loc], DjangoTranslation)
t.set_language(lang)
return t
except IOError:
return None
res = _translation(globalpath)
# We want to ensure that, for example, "en-gb" and "en-us" don't share
# the same translation object (thus, merging en-us with a local update
# doesn't affect en-gb), even though they will both use the core "en"
# translation. So we have to subvert Python's internal gettext caching.
base_lang = lambda x: x.split('-', 1)[0]
if base_lang(lang) in [base_lang(trans) for trans in list(_translations)]:
res._info = res._info.copy()
res._catalog = res._catalog.copy()
def _merge(path):
t = _translation(path)
if t is not None:
if res is None:
return t
else:
res.merge(t)
return res
for appname in reversed(settings.INSTALLED_APPS):
app = import_module(appname)
apppath = os.path.join(os.path.dirname(upath(app.__file__)), 'locale')
if os.path.isdir(apppath):
res = _merge(apppath)
for localepath in reversed(settings.LOCALE_PATHS):
if os.path.isdir(localepath):
res = _merge(localepath)
if res is None:
if fallback is not None:
res = fallback
else:
return gettext_module.NullTranslations()
_translations[lang] = res
return res
def __init__(self, settings_module):
# update this dict from global settings (but only for ALL_CAPS settings)
for setting in dir(global_settings):
if setting == setting.upper():
setattr(self, setting, getattr(global_settings, setting))
# store the settings module in case someone later cares
self.SETTINGS_MODULE = settings_module
try:
mod = importlib.import_module(self.SETTINGS_MODULE)
except ImportError as e:
raise ImportError(
"Could not import settings '%s' (Is it on sys.path? Is there an import error in the settings file?): %s"
% (self.SETTINGS_MODULE, e)
)
# Settings that should be converted into tuples if they're mistakenly entered
# as strings.
tuple_settings = ("INSTALLED_APPS", "TEMPLATE_DIRS")
for setting in dir(mod):
if setting == setting.upper():
setting_value = getattr(mod, setting)
if setting in tuple_settings and \
isinstance(setting_value, six.string_types):
warnings.warn("The %s setting must be a tuple. Please fix your "
"settings, as auto-correction is now deprecated." % setting,
DeprecationWarning, stacklevel=2)
setting_value = (setting_value,) # In case the user forgot the comma.
setattr(self, setting, setting_value)
if not self.SECRET_KEY:
raise ImproperlyConfigured("The SECRET_KEY setting must not be empty.")
if hasattr(time, 'tzset') and self.TIME_ZONE:
# When we can, attempt to validate the timezone. If we can't find
# this file, no check happens and it's harmless.
zoneinfo_root = '/usr/share/zoneinfo'
if (os.path.exists(zoneinfo_root) and not
os.path.exists(os.path.join(zoneinfo_root, *(self.TIME_ZONE.split('/'))))):
raise ValueError("Incorrect timezone setting: %s" % self.TIME_ZONE)
# Move the time zone info into os.environ. See ticket #2315 for why
# we don't do this unconditionally (breaks Windows).
os.environ['TZ'] = self.TIME_ZONE
time.tzset()
def _load_tests(subdir):
suite = unittest.TestSuite()
loader = unittest.TestLoader()
# 加载 models 测试
for app in settings.INSTALLED_APPS:
p = get_app_abspath(app)
logging.debug('APP(%s:%s)', app, p)
mp = os.path.join(p, subdir)
if not os.path.isdir(mp):
logging.debug('%s: no %s, PASS', app, subdir)
continue
for t in _find_tests(mp):
m = import_module('.'.join([app, subdir.replace('/', '.'), t]))
s = loader.loadTestsFromModule(m)
suite.addTests(s)
return suite
def _load_tests(subdir):
suite = unittest.TestSuite()
loader = unittest.TestLoader()
# 加载 models 测试
for app in settings.INSTALLED_APPS:
p = get_app_abspath(app)
logging.debug('APP(%s:%s)', app, p)
mp = os.path.join(p, subdir)
if not os.path.isdir(mp):
logging.debug('%s: no %s, PASS', app, subdir)
continue
for t in _find_tests(mp):
m = import_module('.'.join([app, subdir.replace('/', '.'), t]))
s = loader.loadTestsFromModule(m)
suite.addTests(s)
return suite
def import_by_path(dotted_path, error_prefix=''):
"""
Import a dotted module path and return the attribute/class designated by the
last name in the path. Raise ImproperlyConfigured if something goes wrong.
"""
try:
module_path, class_name = dotted_path.rsplit('.', 1)
except ValueError:
raise ImproperlyConfigured("%s%s doesn't look like a module path" % (
error_prefix, dotted_path))
try:
module = import_module(module_path)
except ImportError as e:
msg = '%sError importing module %s: "%s"' % (
error_prefix, module_path, e)
six.reraise(ImproperlyConfigured, ImproperlyConfigured(msg),
sys.exc_info()[2])
try:
attr = getattr(module, class_name)
except AttributeError:
raise ImproperlyConfigured('%sModule "%s" does not define a "%s" attribute/class' % (
error_prefix, module_path, class_name))
return attr
def load_commands():
global COMMANDS
if len(COMMANDS) == 0:
for f in os.listdir(os.path.join(CURDIR, 'commands')):
if not f.endswith('.py'):
continue
m = import_module('eva.management.commands.{0}'.format(f[:-3]))
if not hasattr(m, 'Command'):
logging.warn('%s is not a Command Module!', os.path.join(CURDIR, f))
continue
c = m.Command()
if not (hasattr(c, 'cmd') and
hasattr(c, 'help') and
hasattr(c, 'run')):
logging.warn('%s is not a Command Module!', os.path.join(CURDIR, f))
continue
COMMANDS[c.cmd] = c
return COMMANDS
def get_app_abspath(app_name):
'''获取 app 的绝对路径
'''
app_module = import_module(app_name)
return os.path.dirname(os.path.realpath( app_module.__file__ ))
