1 files changed, 6 insertions, 4 deletions
diff --git a/netlib/utils.py b/netlib/utils.py
index 7e539977..9c5404e6 100644
--- a/netlib/utils.py
+++ b/netlib/utils.py
@@ -68,6 +68,7 @@ def getbit(byte, offset):
 
 
 class BiDi:
+
     """
         A wee utility class for keeping bi-directional mappings, like field
         constants in protocols. Names are attributes on the object, dict-like
@@ -77,6 +78,7 @@ class BiDi:
         assert CONST.a == 1
         assert CONST.get_name(1) == "a"
     """
+
     def __init__(self, **kwargs):
         self.names = kwargs
         self.values = {}
@@ -96,15 +98,15 @@ class BiDi:
 
 def pretty_size(size):
     suffixes = [
-        ("B", 2**10),
-        ("kB", 2**20),
-        ("MB", 2**30),
+        ("B", 2 ** 10),
+        ("kB", 2 ** 20),
+        ("MB", 2 ** 30),
     ]
     for suf, lim in suffixes:
         if size >= lim:
             continue
         else:
-            x = round(size/float(lim/2**10), 2)
+            x = round(size / float(lim / 2 ** 10), 2)
             if x == int(x):
                 x = int(x)
             return str(x) + suf