make it more obvious how to turn on fp16

Author: lucidrains

alphafold3_pytorch/trainer.py

@@ -275,6 +275,7 @@ def __init__(
         checkpoint_folder: str = './checkpoints',
         overwrite_checkpoints: bool = False,
         fabric_kwargs: dict = dict(),
+        fp16: bool = False,
         use_ema: bool = True,
         ema_kwargs: dict = dict(
             use_foreach = True
@@ -284,6 +285,14 @@ def __init__(
     ):
         super().__init__()
 
+        # fp16 precision is a root level kwarg
+
+        if fp16:
+            assert 'precision' not in fabric_kwargs
+            fabric_kwargs.update(precision = '16-mixed')
+
+        # instantiate fabric
+
         if not exists(fabric):
             fabric = Fabric(accelerator = accelerator, **fabric_kwargs)
 

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "alphafold3-pytorch"
-version = "0.2.61"
+version = "0.2.62"
 description = "Alphafold 3 - Pytorch"
 authors = [
     { name = "Phil Wang", email = "[email protected]" }