Keep requirements up-to-date.

[python_utils.git] / math_utils.py

diff --git a/math_utils.py b/math_utils.py
index 3216d4a9222f3e9760d2f5276b40503e08cfee8f..37fcec5f6c557cdf1a66d39b671fd8d9438ba29c 100644 (file)
--- a/math_utils.py
+++ b/math_utils.py
@@ -1,9 +1,11 @@
 #!/usr/bin/env python3
 
+"""Mathematical helpers."""
+
 import functools
 import math
+from heapq import heappop, heappush
 from typing import List
-from heapq import heappush, heappop
 
 
 class RunningMedian(object):
@@ -76,8 +78,8 @@ def truncate_float(n: float, decimals: int = 2):
     3.141
 
     """
-    assert decimals > 0 and decimals < 10
-    multiplier = 10 ** decimals
+    assert 0 < decimals < 10
+    multiplier = 10**decimals
     return int(n * multiplier) / multiplier