feat: convert output to float in distill (#320)

Author: stephantul

model2vec/distill/inference.py

@@ -137,10 +137,9 @@ def _encode_with_model(
     # NOTE: If the dtype is bfloat 16, we convert to float32,
     # because numpy does not suport bfloat16
     # See here: https://github.com/numpy/numpy/issues/19808
-    if hidden.dtype == torch.bfloat16:
-        hidden = hidden.float()
+    hidden = hidden.float()
     pooler = getattr(outputs, "pooler_output", None)
-    if pooler is not None and pooler.dtype == torch.bfloat16:
+    if pooler is not None:
         pooler = pooler.float()
     return hidden, pooler, encodings_on_device