def select_backend(name):
 try:
  mod = __import__(name, fromlist=public_api)
 except ImportError:
  raise
 except Exception as e:
  import sys
  from zmq.utils.sixcerpt import reraise
  exc_info = sys.exc_info()
  reraise(ImportError, ImportError(('Importing %s failed with %s' % (name, e))), exc_info[2])
 ns = {}
 for key in public_api:
  ns[key] = getattr(mod, key)
 return ns

def select_backend ( name ) : try : mod = __import__ ( name , fromlist = public_api ) except ImportError : raise except Exception as e : import sys from zmq . utils . sixcerpt import reraise exc_info = sys . exc_info ( ) reraise ( ImportError , ImportError ( ( 'Importing %s failed with %s' % ( name , e ) ) ) , exc_info [ 2 ] ) ns = { } for key in public_api : ns [ key ] = getattr ( mod , key ) return ns
select the pyzmq backend .