Update jina_fewshot.py

jina_fewshot.py

@@ -155,6 +155,8 @@ class JinaCLIPv2Encoder:
                 trust_remote_code=True,
                 low_cpu_mem_usage=False,
                 revision="main",
+                torch_dtype=torch.float32,   # ← force fp32, prevents NaN from bad dtype
+                device_map=None,              # ← prevent accelerate meta device init
             )
         finally:
             torch.linspace = _orig_linspace