added ExceptionList

CHANGELOG.md

 # v2.14.41
+
+* added `ExceptionList`
+* added `terminate_on` for `TerminableThread`

docs/coding/typing.rst

@@ -16,6 +16,8 @@ They are as follows:
 * `Predicate` - a callable that accepts a `T` and returns a bool
 * `KVTuple` - a tuple of (K, V)
 * `Comparable` - a class that allows comparison between it's instances
+* `ExceptionList` - either a single exception type or a tuple of exception types.
+    As used by `except` statement and some satella functions.
 
 You may use these generics in your classes, eg.
 

satella/coding/typing.py

 import typing as tp
 from abc import ABCMeta, abstractmethod
 
+__all__ = ['Iteratable', 'T', 'U', 'V', 'K', 'Number', 'ExceptionClassType',
+           'NoArgCallable', 'Appendable', 'Predicate', 'KVTuple',
+           'Comparable', 'ExceptionList']
+
+
 NoneType = None.__class__
 T = tp.TypeVar('T')
 Iteratable = tp.Union[tp.Iterator[T], tp.Iterable[T]]
@@ -13,6 +18,7 @@ NoArgCallable = tp.Callable[[], T]
 Predicate = tp.Callable[[T], bool]
 
 ExceptionClassType = tp.Type[Exception]
+ExceptionList = tp.Union[ExceptionClassType, tp.Tuple[ExceptionClassType]]
 
 
 class ClassComparable(metaclass=ABCMeta):
@@ -42,6 +48,3 @@ class Appendable(Protocol[T]):
         ...
 
 
-__all__ = ['Iteratable', 'T', 'U', 'V', 'K', 'Number', 'ExceptionClassType',
-           'NoArgCallable', 'Appendable', 'Predicate', 'KVTuple',
-           'Comparable']