add autodl

AutoDL-Projects/xautodl/utils/hash_utils.py

@@ -0,0 +1,17 @@
+import os
+import hashlib
+
+
+def get_md5_file(file_path, post_truncated=5):
+    md5_hash = hashlib.md5()
+    if os.path.exists(file_path):
+        xfile = open(file_path, "rb")
+        content = xfile.read()
+        md5_hash.update(content)
+        digest = md5_hash.hexdigest()
+    else:
+        raise ValueError("[get_md5_file] {:} does not exist".format(file_path))
+    if post_truncated is None:
+        return digest
+    else:
+        return digest[-post_truncated:]