update default args+kwargs hashing (#183)

Author: Borda

cachier/core.py

@@ -10,7 +10,6 @@
 # python 2 compatibility
 
 import datetime
-import functools
 import hashlib
 import inspect
 import os
@@ -70,11 +69,12 @@ def _calc_entry(core, key, func, args, kwds):
 
 
 def _default_hash_func(args, kwds):
-    key = functools._make_key(args, kwds, typed=True)
-    hash = hashlib.sha256()
-    for item in key:
-        hash.update(pickle.dumps(item))
-    return hash.hexdigest()
+    # Sort the kwargs to ensure consistent ordering
+    sorted_kwargs = sorted(kwds.items())
+    # Serialize args and sorted_kwargs using pickle or similar
+    serialized = pickle.dumps((args, sorted_kwargs))
+    # Create a hash of the serialized data
+    return hashlib.sha256(serialized).hexdigest()
 
 
 def _convert_args_kwargs(

tests/test_general.py

@@ -299,6 +299,24 @@ def dummy_func(a: int, b: int = 2, c: int = 3):
     assert count == 1
 
 
+def test_list_inputs():
+    count = 0
+
+    @cachier.cachier()
+    def dummy_func(a: list, b: list = [2]):
+        nonlocal count
+        count += 1
+        return a + b
+
+    dummy_func.clear_cache()
+    assert count == 0
+    dummy_func([1])
+    dummy_func([1], [2])
+    dummy_func([1], b=[2])
+    dummy_func(a=[1], b=[2])
+    assert count == 1
+
+
 def test_order_independent_kwargs_handling():
     count = 0