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C# bindings (#650)
* First workin version of the C# bindings * Update README.md Signed-off-by: mvenditto <venditto.matteo@gmail.com> * Added more docs + fixed prompt callback signature * build scripts revision * Added .editorconfig + fixed style issues --------- Signed-off-by: mvenditto <venditto.matteo@gmail.com>
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24
gpt4all-bindings/csharp/Gpt4All/Model/ModelFileUtils.cs
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24
gpt4all-bindings/csharp/Gpt4All/Model/ModelFileUtils.cs
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namespace Gpt4All;
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public static class ModelFileUtils
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{
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private const uint GPTJ_MAGIC = 0x67676d6c;
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private const uint LLAMA_MAGIC = 0x67676a74;
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private const uint MPT_MAGIC = 0x67676d6d;
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public static ModelType GetModelTypeFromModelFileHeader(string modelPath)
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{
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using var fileStream = new FileStream(modelPath, FileMode.Open);
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using var binReader = new BinaryReader(fileStream);
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var magic = binReader.ReadUInt32();
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return magic switch
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{
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GPTJ_MAGIC => ModelType.GPTJ,
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LLAMA_MAGIC => ModelType.LLAMA,
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MPT_MAGIC => ModelType.MPT,
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_ => throw new ArgumentOutOfRangeException($"Invalid model file. magic=0x{magic:X8}"),
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};
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}
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}
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