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add 'errors' parameter to load_backends to get list of errors during loading

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This commit is contained in:
Romain Bignon 2010-10-01 20:16:58 +02:00
commit a45c294385
1 changed files with 23 additions and 3 deletions
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26
weboob/core/ouiboube.py
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@ -69,7 +69,22 @@ class Weboob(object):
def deinit(self):
self.unload_backends()
def load_backends(self, caps=None, names=None, modules=None, storage=None):
class LoadError(Exception):
def __init__(self, backend_name, exception):
Exception.__init__(self, unicode(exception))
self.backend_name = backend_name
def load_backends(self, caps=None, names=None, modules=None, storage=None, errors=None):
"""
Load backends.
@param caps [tuple(ICapBase)] load backends which implement all of caps
@param names [tuple(unicode)] load backends with instance name in list
@param modules [tuple(unicode)] load backends which module is in list
@param storage [IStorage] use the storage if specified
@param errors [list] if specified, store every errors in
@return [dict(str,BaseBackend)] return loaded backends
"""
loaded = {}
if storage is None:
storage = self.storage
@ -92,8 +107,13 @@ class Weboob(object):
warning(u'Oops, the backend "%s" is already loaded. Unload it before reloading...' % instance_name)
self.unload_backends(instance_name)
backend_instance = module.create_instance(self, instance_name, params, storage)
self.backend_instances[instance_name] = loaded[instance_name] = backend_instance
try:
backend_instance = module.create_instance(self, instance_name, params, storage)
except BaseBackend.ConfigError, e:
if errors is not None:
errors.append(self.LoadError(instance_name, e))
else:
self.backend_instances[instance_name] = loaded[instance_name] = backend_instance
return loaded
def unload_backends(self, names=None):