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fixes related to ModuleLoadError

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This commit is contained in:
Romain Bignon 2010-11-17 19:43:25 +01:00
commit b6821b0567
5 changed files with 33 additions and 28 deletions
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23
weboob/core/modules.py
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@ -23,23 +23,15 @@ import re
from weboob.capabilities.base import IBaseCap
from weboob.tools.backend import BaseBackend
from weboob.tools.log import getLogger
from weboob.tools.misc import get_backtrace
__all__ = ['Module', 'ModulesLoader', 'ModuleLoadError']
class ModuleLoadError(Exception):
def __init__(self, module_name, original_backtrace):
Exception.__init__(self, u'Unable to load module "%s"' % module_name)
self.original_backtrace = original_backtrace
def __str__(self):
s = Exception.__str__(self)
if logging.root.level == logging.DEBUG:
s += '\n' + self.original_backtrace
return s
def __init__(self, module_name, msg):
Exception.__init__(self, u'Unable to load module "%s": %s' % (module_name, msg))
self.module = module_name
class Module(object):
def __init__(self, package):
@ -133,14 +125,19 @@ class ModulesLoader(object):
def load_all(self):
for existing_module_name in self.iter_existing_module_names():
self.load_module(existing_module_name)
try:
self.load_module(existing_module_name)
except ModuleLoadError, e:
self.logger.warning(e)
def load_module(self, module_name):
try:
package_name = 'weboob.backends.%s' % module_name
module = Module(__import__(package_name, fromlist=[str(package_name)]))
except ImportError, e:
raise ModuleLoadError(module_name, get_backtrace())
if self.logger.level == logging.DEBUG:
self.logger.exception(e)
raise ModuleLoadError(module_name, e)
if module.name in self.loaded:
self.logger.debug('Module "%s" is already loaded from %s' % (module_name, module.package.__path__[0]))
return