Remove ScanArgs.create_empty

aesara/scan/utils.py

@@ -854,25 +854,6 @@ class ScanArgs:
             clone=clone,
         )
 
-    @classmethod
-    def create_empty(cls) -> "ScanArgs":
-        from aesara.scan.op import ScanInfo
-
-        info = ScanInfo(
-            n_seqs=0,
-            n_mit_mot=0,
-            n_mit_sot=0,
-            tap_array=(),
-            n_sit_sot=0,
-            n_nit_sot=0,
-            n_shared_outs=0,
-            n_mit_mot_outs=0,
-            mit_mot_out_slices=(),
-        )
-        res = cls([1], [], [], [], info, False)
-        res.n_steps = None
-        return res
-
     @property
     def n_nit_sot(self):
         # This is just a hack that allows us to use `Scan.get_oinp_iinp_iout_oout_mappings`

tests/scan/test_utils.py

@@ -79,14 +79,6 @@ def create_test_hmm():
 
 
 def test_ScanArgs():
-    # Make sure we can create an empty `ScanArgs`
-    scan_args = ScanArgs.create_empty()
-    assert scan_args.n_steps is None
-    for name in scan_args.field_names:
-        if name == "n_steps":
-            continue
-        assert len(getattr(scan_args, name)) == 0
-
     with pytest.raises(TypeError):
         ScanArgs.from_node(at.ones(2).owner)