Format using black

Author: Haleshot

Leetcode/Summary_Ranges/Summary_Ranges.py

@@ -23,4 +23,4 @@ def summaryRanges(self, nums):
         #         r = []
         #         ranges.append(r),
         #     r[1 :] = num,
-        # return ["->".join(map(str, r)) for r in ranges]
+        # return ["->".join(map(str, r)) for r in ranges]