fix: test_heap (keon#475)

JKLiang9714 · keon · commit c3bfeab12c71 · 2019-01-24T00:50:27.000-08:00
diff --git a/tests/test_heap.py b/tests/test_heap.py
@@ -2,7 +2,7 @@
     BinaryHeap,
     get_skyline,
     max_sliding_window,
-    k_closest_points
+    k_closest
 )
 
 import unittest
