Support LoRA

py/utils/hash.py

@@ -0,0 +1,18 @@
+import hashlib
+
+
+cache_model_hash = {}
+
+
+def calc_hash(filename):
+    if filename in cache_model_hash:
+        return cache_model_hash[filename]
+    sha256_hash = hashlib.sha256()
+
+    with open(filename, "rb") as f:
+        for byte_block in iter(lambda: f.read(4096), b""):
+            sha256_hash.update(byte_block)
+    model_hash = sha256_hash.hexdigest()[:10]
+
+    cache_model_hash[filename] = model_hash
+    return model_hash