MIN Make fix-mtimes.py robust

BigDataBiology · May 12, 2018 · 0526827 · 0526827
1 parent bb2fd8d
commit 0526827
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Showing 2 changed files with 6 additions and 2 deletions.
diff --git a/.gitignore b/.gitignore
@@ -1,2 +1,3 @@
 .sass-cache
 _site
+mtime_hash.pkl
diff --git a/fix-mtimes.py b/fix-mtimes.py
@@ -11,8 +11,11 @@ def hash_file(fname):
         s.update(ifile.read())
         return s.hexdigest()
 
-with open(HASH_CACHE_FILE, 'rb') as ifile:
-    previous = pickle.load(ifile)
+if path.exists(HASH_CACHE_FILE):
+    with open(HASH_CACHE_FILE, 'rb') as ifile:
+        previous = pickle.load(ifile)
+else:
+    previous = {}
 
 current = {}
 for root, _, files in walk('_site'):