e84d6ad3c9
LEM scoring pipeline, native MLX Metal bindings, Claude SDK wrapper, RAG with Qdrant/Ollama, unified AI facade, and MCP protocol server. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
63 lines
1.5 KiB
Go
63 lines
1.5 KiB
Go
//go:build darwin && arm64 && mlx
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package mlx
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/*
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#include <stdlib.h>
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#include "mlx/c/mlx.h"
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*/
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import "C"
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import (
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"iter"
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"runtime"
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"unsafe"
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)
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// LoadSafetensors loads tensors from a .safetensors file, returning an iterator
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// over (name, array) pairs. Tensors are loaded lazily on the CPU stream.
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func LoadSafetensors(path string) iter.Seq2[string, *Array] {
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Init()
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return func(yield func(string, *Array) bool) {
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string2array := C.mlx_map_string_to_array_new()
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defer C.mlx_map_string_to_array_free(string2array)
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string2string := C.mlx_map_string_to_string_new()
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defer C.mlx_map_string_to_string_free(string2string)
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cPath := C.CString(path)
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defer C.free(unsafe.Pointer(cPath))
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cpu := C.mlx_default_cpu_stream_new()
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defer C.mlx_stream_free(cpu)
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C.mlx_load_safetensors(&string2array, &string2string, cPath, cpu)
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it := C.mlx_map_string_to_array_iterator_new(string2array)
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defer C.mlx_map_string_to_array_iterator_free(it)
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for {
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var key *C.char
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value := C.mlx_array_new()
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if C.mlx_map_string_to_array_iterator_next(&key, &value, it) != 0 {
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break
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}
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name := C.GoString(key)
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arr := &Array{ctx: value, name: name}
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runtime.SetFinalizer(arr, finalizeArray)
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if !yield(name, arr) {
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break
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}
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}
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}
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}
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// LoadAllSafetensors loads all tensors from a .safetensors file into a map.
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func LoadAllSafetensors(path string) map[string]*Array {
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tensors := make(map[string]*Array)
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for name, arr := range LoadSafetensors(path) {
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tensors[name] = arr
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}
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return tensors
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}
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