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import types
import logging
from django.conf import settings
def get_modules_folder():
return get_modules_folder.value
def get_modules_script(script_name):
all = []
for m in settings.MODULE_LIST:
if hasattr(m, script_name):
all.append(getattr(m, script_name))
continue
try:
all.append(__import__('%s.%s' % (m.__name__, script_name), globals(), locals(), [m.__name__]))
except ImportError, e:
#print repr(type(e)) + m.__name__ + ":" + str(e)
pass
except:
import traceback
msg = "Error importing %s from module %s: \n %s" % (
script_name, m, traceback.format_exc()
)
logging.error(msg)
return all
def get_modules_script_implementations(script_name, impl_class):
scripts = get_modules_script(script_name)
all_impls = {}
for script in scripts:
all_impls.update(dict([
(n, i) for (n, i) in [(n, getattr(script, n)) for n in dir(script)]
if isinstance(i, impl_class)
]))
return all_impls
def get_modules_script_classes(script_name, base_class):
scripts = get_modules_script(script_name)
all_classes = {}
for script in scripts:
all_classes.update(dict([
(n, c) for (n, c) in [(n, getattr(script, n)) for n in dir(script)]
if isinstance(c, (type, types.ClassType)) and issubclass(c, base_class)
]))
return all_classes
def get_all_handlers(name):
handler_files = get_modules_script('handlers')
return [
h for h in [
getattr(f, name) for f in handler_files
if hasattr(f, name)
]
if callable(h)
]
def call_all_handlers(name, *args, **kwargs):
all = get_all_handlers(name)
ret = []
for handler in all:
ret.append(handler(*args, **kwargs))
return ret
def get_handler(name, default):
all = get_all_handlers(name)
return len(all) and all[0] or default
from decorators import decorate, ReturnImediatelyException