updated contents from Atlas repo

sequences/slice_dump.py

@@ -0,0 +1,33 @@
+"""
+
+    >>> sd = SliceDump()
+    >>> sd[1]
+    1
+    >>> sd[2:5]
+    slice(2, 5, None)
+    >>> sd[:2]
+    slice(None, 2, None)
+    >>> sd[7:]
+    slice(7, None, None)
+    >>> sd[:]
+    slice(None, None, None)
+    >>> sd[1:9:3]
+    slice(1, 9, 3)
+    >>> sd[1:9:3, 2:3]
+    (slice(1, 9, 3), slice(2, 3, None))
+    >>> s = sd[1:9:3]
+    >>> s.indices(20)
+    (1, 9, 3)
+    >>> s.indices(5)
+    (1, 5, 3)
+    >>> s.indices(1)
+    (1, 1, 3)
+    >>> s.indices(0)
+    (0, 0, 3)
+
+"""
+
+class SliceDump:
+
+    def __getitem__(self, pos):
+        return pos