1 files changed, 28 insertions, 0 deletions
diff --git a/text_recognizer/models/dino.py b/text_recognizer/models/dino.py
new file mode 100644
index 0000000..dca954c
--- /dev/null
+++ b/text_recognizer/models/dino.py
@@ -0,0 +1,28 @@
+"""Dino: pretraining of models with self supervision."""
+import copy
+from functools import wraps, partial
+
+import torch
+from torch import nn
+import torch.nn.funtional as F
+import torchvision.transforms as T
+import wandb
+
+from text_recognizer.models.base import LitBaseModel
+
+
+def singleton(cache_key):
+    def inner_fn(fn):
+        @wraps(fn)
+        def wrapper(self, *args, **kwargs):
+            instance = getattr(self, cache_key)
+            if instance is not None:
+                return instance
+
+            instance = fn(self, *args, **kwargs)
+            setattr(self, cache_key, instance)
+            return instance
+
+        return wrapper
+
+    return inner_fn