Skip to content

Allow continuation in Instruct and Interact executors; fix a minor leak #852

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 2 commits into from
Jul 15, 2024
Merged

Allow continuation in Instruct and Interact executors; fix a minor leak #852

Show file tree
Hide file tree
Changes from 1 commit
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
9052e41
Allow continuation in Instruct and Interact executors; fix a minor leak
dpmm99 Jul 12, 2024
317a7b0
Merge branch 'master' into feat/continuation
martindevans Jul 15, 2024
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
6 changes: 3 additions & 3 deletions LLama/LLamaExecutorBase.cs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -251,7 +251,7 @@ protected virtual void TryReuseMatchingPrefix()
/// </summary>
/// <param name="text"></param>
/// <param name="args"></param>
protected abstract Task PreprocessInputs(string text, InferStateArgs args);
protected abstract Task PreprocessInputs(string? text, InferStateArgs args);

/// <summary>
/// Do some post processing after the inference.
Expand Down Expand Up @@ -296,11 +296,11 @@ protected virtual void TryReuseMatchingPrefix()
/// <summary>
/// Execute the inference.
/// </summary>
/// <param name="text"></param>
/// <param name="text">The prompt. If null, generation will continue where it left off previously.</param>
/// <param name="inferenceParams"></param>
/// <param name="cancellationToken"></param>
/// <returns></returns>
public virtual async IAsyncEnumerable<string> InferAsync(string text, IInferenceParams? inferenceParams = null, [EnumeratorCancellation] CancellationToken cancellationToken = default)
public virtual async IAsyncEnumerable<string> InferAsync(string? text, IInferenceParams? inferenceParams = null, [EnumeratorCancellation] CancellationToken cancellationToken = default)
{
cancellationToken.ThrowIfCancellationRequested();
inferenceParams ??= new InferenceParams();
Expand Down
28 changes: 17 additions & 11 deletions LLama/LLamaInstructExecutor.cs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -117,30 +117,36 @@ protected override Task<bool> GetLoopCondition(InferStateArgs args)
}

/// <inheritdoc />
protected override Task PreprocessInputs(string text, InferStateArgs args)
protected override Task PreprocessInputs(string? text, InferStateArgs args)
{
args.Antiprompts ??= new List<string>();
args.Antiprompts.Add(_instructionPrefix);
if (!args.Antiprompts.Contains(_instructionPrefix)) args.Antiprompts.Add(_instructionPrefix);
if (_is_prompt_run)
{
// When running the first input (prompt) in inteactive mode, we should specially process it.
if (text == null) throw new ArgumentException("Prompt cannot be null to trigger continuation if a prompt has not been provided previously.");
_embed_inps = Context.Tokenize(text, true, true).ToList();
}
else
{
if (!text.EndsWith("\n"))
{
text += "\n";
}
_consumedTokensCount = _embed_inps.Count;
_embed_inps.AddRange(_inp_pfx);

var line_inp = Context.Tokenize(text, false, true);
_embed_inps.AddRange(line_inp);
// Don't append the template tokens if continuation is requested (by providing a null prompt)
if (text != null)
{
if (!text.EndsWith("\n"))
{
text += "\n";
}
_embed_inps.AddRange(_inp_pfx);

var line_inp = Context.Tokenize(text, false, true);
_embed_inps.AddRange(line_inp);

_embed_inps.AddRange(_inp_sfx);
_embed_inps.AddRange(_inp_sfx);

args.RemainedTokens -= line_inp.Length;
args.RemainedTokens -= line_inp.Length;
}
}

return Task.CompletedTask;
Expand Down
31 changes: 18 additions & 13 deletions LLama/LLamaInteractExecutor.cs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -112,11 +112,12 @@ protected override Task<bool> GetLoopCondition(InferStateArgs args)
}

/// <inheritdoc />
protected override Task PreprocessInputs(string text, InferStateArgs args)
protected override Task PreprocessInputs(string? text, InferStateArgs args)
{
if (_is_prompt_run)
{
// When running the first input (prompt) in interactive mode, we should specially process it.
if (text == null) throw new ArgumentException("Prompt cannot be null to trigger continuation if a prompt has not been provided previously.");
if (!this.IsMultiModal)
{
_embed_inps = Context.Tokenize(text, true, true).ToList();
Expand All @@ -128,20 +129,24 @@ protected override Task PreprocessInputs(string text, InferStateArgs args)
}
else
{
if (!text.EndsWith("\n"))
// Don't add any tokens if continuation is requested (by providing a null prompt)
if (text != null)
{
text += "\n";
}
if (!text.EndsWith("\n"))
{
text += "\n";
}

if (!this.IsMultiModal)
{
var line_inp = Context.Tokenize(text, false, true);
_embed_inps.AddRange(line_inp);
args.RemainedTokens -= line_inp.Length;
}
else
{
PreprocessLlava(text, args, false);
if (!this.IsMultiModal)
{
var line_inp = Context.Tokenize(text, false, true);
_embed_inps.AddRange(line_inp);
args.RemainedTokens -= line_inp.Length;
}
else
{
PreprocessLlava(text, args, false);
}
}
}

Expand Down