Add SortedKeyList.__init__ to docs

Author: grantjenks

docs/sortedlist.rst

@@ -54,6 +54,7 @@ SortedKeyList
 .. autoclass:: sortedcontainers.SortedKeyList
    :show-inheritance:
 
+   .. automethod:: __init__
    .. autoattribute:: key
    .. automethod:: bisect_key_left
    .. automethod:: bisect_key_right

sortedcontainers/sortedlist.py

@@ -1710,9 +1710,9 @@ def __init__(self, iterable=None, key=identity):
         >>> skl = SortedKeyList(key=neg)
         >>> skl
         SortedKeyList([], key=<built-in function neg>)
-        >>> skl = SortedKeyList([3, 1, 2, 5, 4], key=neg)
+        >>> skl = SortedKeyList([3, 1, 2], key=neg)
         >>> skl
-        SortedKeyList([5, 4, 3, 2, 1], key=<built-in function neg>)
+        SortedKeyList([3, 2, 1], key=<built-in function neg>)
 
         :param iterable: initial values (optional)
         :param key: function used to extract comparison key (optional)