[refactor] move rbm.torch → compat.torch

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

cifar_test_sub_image.ipynb

@@ -32,7 +32,7 @@
     "from rbm.model import Model\n",
     "from rbm.entity import Entity, EntityParams, TrainingParams\n",
     "from rbm.matrix import Mat, np, rms_error_accu, sample_gaussian\n",
-    "from rbm.torch import Optimizer\n",
+    "from compat.torch import Optimizer\n",
     "from image.sub_image import SubImageExtract, SubImageCombine, normalize\n",
     "import math\n",
     "import random"

mnist_test.ipynb

@@ -24,7 +24,7 @@
     "from rbm.model import Model\n",
     "from rbm.entity import Entity, EntityParams, TrainingParams\n",
     "from rbm.matrix import Mat, np, rms_error_accu\n",
-    "from rbm.torch import Optimizer\n",
+    "from compat.torch import Optimizer\n",
     "import math"
    ]
   },

mnist_test_sub_image.ipynb

@@ -26,7 +26,7 @@
     "from rbm.model import Model\n",
     "from rbm.entity import Entity, EntityParams, TrainingParams\n",
     "from rbm.matrix import Mat, np, rms_error_accu\n",
-    "from rbm.torch import Optimizer\n",
+    "from compat.torch import Optimizer\n",
     "from image.sub_image import SubImageExtract\n",
     "import math"
    ],

pyproject.toml

@@ -21,4 +21,4 @@ readme = "README.md"
 
 [tool.setuptools]
 package-dir = {"" = "src"}
-packages = ["rbm", "image", "stack", "label"]
+packages = ["rbm", "image", "stack", "label", "compat"]

src/compat/torch.py

@@ -38,4 +38,3 @@ class Optimizer:
 		grad = self.entity.grad_compute(dbv, dbh, dwhv)
 		# Adjust weights
 		self.entity.state_adjust(grad)
-