Change tensor_split from array to pointer

Shouyi Wang · Shouyi Wang · commit 426dbfe3f451 · 2023-07-25T18:29:59.000+10:00
diff --git a/llama_cpp/llama.py b/llama_cpp/llama.py
@@ -273,13 +273,12 @@ def __init__(
         self.params.low_vram = low_vram
 
         self.tensor_split = tensor_split
-        self._c_tensor_split = None
+        self._p_tensor_split = None
 
         if self.tensor_split is not None:
-            #Type conversion and expand the list to the length of LLAMA_MAX_DEVICES
-            FloatArray = ctypes.c_float * llama_cpp.LLAMA_MAX_DEVICES.value
-            self._c_tensor_split = FloatArray(*tensor_split) # keep a reference to the array so it is not gc'd
-            self.params.tensor_split = self._c_tensor_split
+            FloatArray = (ctypes.c_float * len(self.tensor_split))(*self.tensor_split)
+            self._p_tensor_split = ctypes.POINTER(ctypes.c_float)(FloatArray) # keep a reference to the array so it is not gc'd
+            self.params.tensor_split = self._p_tensor_split
 
         self.params.rope_freq_base = rope_freq_base
         self.params.rope_freq_scale = rope_freq_scale
