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LLamaSharp
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Return null executor state if it's serialized in an old way

This commit is contained in:
eublefar 2024-03-17 16:22:25 +01:00
parent 00c873a197
commit d88f9e1199
2 changed files with 4 additions and 5 deletions
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7
LLama/ChatSession.cs
View File

@ -214,7 +214,7 @@ public class ChatSession
{
var state = SessionState.Load(path);
// Handle non-polymorphic serialization of executor state
if (state.ExecutorState is ExecutorBaseState)
if (state.ExecutorState is null)
{
var executorPath = Path.Combine(path, EXECUTOR_STATE_FILENAME);
((StatefulExecutorBase) Executor).LoadState(filename: executorPath);
@ -588,7 +588,7 @@ public record SessionState
/// <summary>
/// Saved executor state for the session in JSON format.
/// </summary>
public ExecutorBaseState ExecutorState { get; set; }
public ExecutorBaseState? ExecutorState { get; set; }
/// <summary>
/// Saved context state (KV cache) for the session.
@ -702,8 +702,7 @@ public record SessionState
: null;
string executorStateFilepath = Path.Combine(path, ChatSession.EXECUTOR_STATE_FILENAME);
var executorState = JsonSerializer.Deserialize<ExecutorBaseState>(File.ReadAllText(executorStateFilepath))
?? throw new ArgumentException("Executor state file is invalid", nameof(path));
var executorState = JsonSerializer.Deserialize<ExecutorBaseState>(File.ReadAllText(executorStateFilepath));
string historyFilepath = Path.Combine(path, ChatSession.HISTORY_STATE_FILENAME);
string historyJson = File.ReadAllText(historyFilepath);

2
LLama/Common/PolymorphicJSONConverter.cs
View File

@ -20,7 +20,7 @@ namespace LLama.Common
throw new JsonException();
string? propertyName = reader.GetString();
if (propertyName != "Name")
throw new JsonException();
return default;
reader.Read();
if (reader.TokenType != JsonTokenType.String)
throw new JsonException();