some new features

.venv/lib/python3.12/site-packages/statsmodels/iolib/smpickle.py

@@ -0,0 +1,42 @@
+"""Helper files for pickling"""
+from statsmodels.iolib.openfile import get_file_obj
+
+
+def save_pickle(obj, fname):
+    """
+    Save the object to file via pickling.
+
+    Parameters
+    ----------
+    fname : {str, pathlib.Path}
+        Filename to pickle to
+    """
+    import pickle
+
+    with get_file_obj(fname, "wb") as fout:
+        pickle.dump(obj, fout, protocol=-1)
+
+
+def load_pickle(fname):
+    """
+    Load a previously saved object
+
+    .. warning::
+
+       Loading pickled models is not secure against erroneous or maliciously
+       constructed data. Never unpickle data received from an untrusted or
+       unauthenticated source.
+
+    Parameters
+    ----------
+    fname : {str, pathlib.Path}
+        Filename to unpickle
+
+    Notes
+    -----
+    This method can be used to load *both* models and results.
+    """
+    import pickle
+
+    with get_file_obj(fname, "rb") as fin:
+        return pickle.load(fin)