Let's be explicit with asserts; there was a bug in histogram

caused by assert foo when foo was an int with valid valid 0.

1 files changed, 2 insertions, 2 deletions

diff --git a/file_utils.py b/file_utils.py
index 905e23b..deda45e 100644
--- a/file_utils.py
+++ b/file_utils.py
@@ -330,13 +330,13 @@ def get_file_md5(filename: str) -> str:
 
 def set_file_raw_atime(filename: str, atime: float):
     mtime = get_file_raw_mtime(filename)
-    assert mtime
+    assert mtime is not None
     os.utime(filename, (atime, mtime))
 
 
 def set_file_raw_mtime(filename: str, mtime: float):
     atime = get_file_raw_atime(filename)
-    assert atime
+    assert atime is not None
     os.utime(filename, (atime, mtime))