Extend tasks

hop.py

class SelfableTask(tasks.WrappedCallableTask):
  def __init__(self, callable, *args, **kwargs):
    super(SelfableTask, self).__init__(callable, *args, **kwargs)
    if hasattr(callable, '__module__'):
      self.__module__ = callable.__module__

  def run(self, *args, **kwargs):
    old_module = env.get('current_module', None)
    old_task = env.get('current_task', None)
    env['current_task'] = self.__name__
    env['current_module'] = self.__module__

    return self.wrapped(*args, **kwargs)

    if not old_task is None:
      env['current_task'] = old_task
    if not old_module is None:
      env['current_module'] = old_module