Fix chroma fp8 te being treated as fp16. (Comfy-Org#11795)

Author: comfyanonymous

comfy/text_encoders/cosmos.py

@@ -36,7 +36,7 @@ def __init__(self, device="cpu", dtype=None, model_options={}):
             if t5_quantization_metadata is not None:
                 model_options = model_options.copy()
                 model_options["t5xxl_quantization_metadata"] = t5_quantization_metadata
-            if dtype is None:
+            if dtype_t5 is not None:
                 dtype = dtype_t5
             super().__init__(device=device, dtype=dtype, model_options=model_options)
     return CosmosTEModel_

comfy/text_encoders/genmo.py

@@ -32,7 +32,7 @@ def __init__(self, device="cpu", dtype=None, model_options={}):
             if t5_quantization_metadata is not None:
                 model_options = model_options.copy()
                 model_options["t5xxl_quantization_metadata"] = t5_quantization_metadata
-            if dtype is None:
+            if dtype_t5 is not None:
                 dtype = dtype_t5
             super().__init__(device=device, dtype=dtype, model_options=model_options)
     return MochiTEModel_

comfy/text_encoders/pixart_t5.py

@@ -36,7 +36,7 @@ def __init__(self, device="cpu", dtype=None, model_options={}):
             if t5_quantization_metadata is not None:
                 model_options = model_options.copy()
                 model_options["t5xxl_quantization_metadata"] = t5_quantization_metadata
-            if dtype is None:
+            if dtype_t5 is not None:
                 dtype = dtype_t5
             super().__init__(device=device, dtype=dtype, model_options=model_options)
     return PixArtTEModel_