class Reloader(object):
@save_args
def __init__(self, get_app, watch, skip=SKIP, exclude='*.pyc'):
self.app = self.get_app()
self.watcher = FileWatcher(watch, exclude=exclude)
def __call__(self, environ, start_response):
if self.watcher.changed():
del self.app
for i in set(sys.modules.keys()).difference(self.skip):
del sys.modules[i]
self.app = self.get_app()
return self.app(environ, start_response)
