class_docstr: Base executor class
  
  Parameters
  ----------
  n_workers: int
      The number of workers the Executor should have. Depending on the backend
      it may spawn this many worker or connect to running instance that
      dispatch work to ``n_workers`` workers.
code: def __enter__(self):
      return self
  
imports: from orion.core.utils import GenericFactory
label_desc: Use image node_id 8 for calling the BaseExecutor obj's underlying member method code with example usage: obj.__enter__() and returns: self