from .implicit import implicit, NoImplicitLookupError
from .registry import ClassRegistry, Registry, IRegistry, IClassLookup
from .lookup import Lookup, ComponentLookupError, Matcher
from .predicate import (PredicateRegistry, Predicate, KeyIndex,
                        PredicateRegistryError)
from .compose import ListClassLookup, ChainClassLookup, CachingClassLookup
from .generic import generic
from .mapply import mapply

from .implicit import implicit, NoImplicitLookupError
from .registry import ClassRegistry, Registry, IRegistry, IClassLookup
from .lookup import Lookup, ComponentLookupError, Matcher
from .predicate import (PredicateRegistry, Predicate, KeyIndex,
                        PredicateRegistryError)
from .compose import ListClassLookup, ChainClassLookup, CachingClassLookup
from .generic import generic
from .mapply import mapply
from .sentinel import Sentinel

Make sentinel available to outside.
Make sentinel available to outside.

  from .implicit import implicit, NoImplicitLookupError
  from .registry import ClassRegistry, Registry, IRegistry, IClassLookup
  from .lookup import Lookup, ComponentLookupError, Matcher
  from .predicate import (PredicateRegistry, Predicate, KeyIndex,
                          PredicateRegistryError)
  from .compose import ListClassLookup, ChainClassLookup, CachingClassLookup
  from .generic import generic
  from .mapply import mapply
+ from .sentinel import Sentinel
  
Make sentinel available to outside.
## Code Before:
from .implicit import implicit, NoImplicitLookupError
from .registry import ClassRegistry, Registry, IRegistry, IClassLookup
from .lookup import Lookup, ComponentLookupError, Matcher
from .predicate import (PredicateRegistry, Predicate, KeyIndex,
                        PredicateRegistryError)
from .compose import ListClassLookup, ChainClassLookup, CachingClassLookup
from .generic import generic
from .mapply import mapply

## Instruction:
Make sentinel available to outside.
## Code After:
from .implicit import implicit, NoImplicitLookupError
from .registry import ClassRegistry, Registry, IRegistry, IClassLookup
from .lookup import Lookup, ComponentLookupError, Matcher
from .predicate import (PredicateRegistry, Predicate, KeyIndex,
                        PredicateRegistryError)
from .compose import ListClassLookup, ChainClassLookup, CachingClassLookup
from .generic import generic
from .mapply import mapply
from .sentinel import Sentinel
