Use int division `//` insted of float division `/`.

dulwich/lru_cache.py

@@ -362,6 +362,6 @@ class LRUSizeCache(LRUCache):
     def _update_max_size(self, max_size, after_cleanup_size=None):
         self._max_size = max_size
         if after_cleanup_size is None:
-            self._after_cleanup_size = self._max_size * 8 / 10
+            self._after_cleanup_size = self._max_size * 8 // 10
         else:
             self._after_cleanup_size = min(after_cleanup_size, self._max_size)

dulwich/pack.py

@@ -318,7 +318,7 @@ def bisect_find_sha(start, end, sha, unpack_name):
     """
     assert start <= end
     while start <= end:
-        i = (start + end)/2
+        i = (start + end) // 2
         file_sha = unpack_name(i)
         x = cmp(file_sha, sha)
         if x < 0: