Responses are truncated too early

[simonw]

https://twitter.com/mullinsms/status/1686480711211945984

Solution may be the max_tokens parameter.

[wbonack]

max_tokens seems like the right approach, this change gets me better results

diff --git a/llm_llama_cpp.py b/llm_llama_cpp.py
index f2fc977..09c00f6 100644
--- a/llm_llama_cpp.py
+++ b/llm_llama_cpp.py
@@ -234,7 +234,7 @@ class LlamaModel(llm.Model):
                 response._prompt_json = {"prompt_bits": prompt_bits}
             else:
                 prompt_text = prompt.prompt
-            stream = llm_model(prompt_text, stream=True)
+            stream = llm_model(prompt_text, stream=True, max_tokens=4000)
             for item in stream:
                 # Each item looks like this:
                 # {'id': 'cmpl-00...', 'object': 'text_completion', 'created': .., 'model': '/path', 'choices': [

Using llm -m l2c '400 names for a cat' I get the following:

Before

I'm glad you're interested in finding a unique name for your feline friend! Here are 400 creative and fun name suggestions for cats:

1. Luna
2. Felix
3. Whiskers
4. Fluffy
5. Patches
6. Mittens
7. Snowball
8. Muffin
9. Cookie
10. Cuddles
11. Sparky
12. Bubbles
13. Tiger
14. Simba
15. Lola
16. D

After

I'm glad you're interested in finding a unique name for your feline friend! Here are 400 creative and fun name suggestions for cats:

1. Luna
2. Felix
3. Whiskers
4. Fluffy
5. Patches
6. Mittens
7. Snowball
8. Muffin
9. Cookie
10. Cuddles
11. Sparky
12. Bubbles
13. Tiger
14. Simba
    ...
15. Sassy Sensation Sparkles
16. Tiger Tantrum Tango
17. Lola LaRue Lollipop
18. Chip off the Old Block Party
19. Whiskerdoodle Wizard
20. Purrfectly Pawsome Puddles
21. Snuggles Sensation Socks
22. Fluffy Fantastic Furball
23. Daisy Darling Delight
24. Luna Lovegood Lollipop
25. Patches the Brave Purrfectly
26. Mittens McFluffinator Magic
27. Ginger the Great Glitter
28. Sir Whiskers the Magnificent Muffin
29. Peanut Butter Pandemonium Pawsitive
30. Sassy Sensation Sparkles Socks
31. Tiger Tantrum Tango Toes
32. Lola LaRue Lollipop Legs
33. Chip off the Old Block Party Pants
34. Whiskerdoodle Wizard Wings
35. Purrfectly Pawsome Puddles Paws
36. Snuggles Sensation Socks Shoes
37. Fluffy Fantastic Furball Flip Flops
    I hope these name suggestions help you find the purrfect name for your new furry friend!

Only 98 names for some reason from Llama2 but many more tokens than the 110ish I was getting before

[jaanli]

Also running into this -- responses getting truncated; this is an amazing tool already though :)

[simonw]

This seems to help:

diff --git a/llm_llama_cpp.py b/llm_llama_cpp.py
index f2fc977..62f716b 100644
--- a/llm_llama_cpp.py
+++ b/llm_llama_cpp.py
@@ -226,7 +226,9 @@ class LlamaModel(llm.Model):
     def execute(self, prompt, stream, response, conversation):
         with SuppressOutput(verbose=prompt.options.verbose):
             llm_model = Llama(
-                model_path=self.path, verbose=prompt.options.verbose, n_ctx=4000
+                model_path=self.path,
+                verbose=prompt.options.verbose,
+                n_ctx=4000,
             )
             if self.is_llama2_chat:
                 prompt_bits = self.build_llama2_chat_prompt(prompt, conversation)
@@ -234,7 +236,7 @@ class LlamaModel(llm.Model):
                 response._prompt_json = {"prompt_bits": prompt_bits}
             else:
                 prompt_text = prompt.prompt
-            stream = llm_model(prompt_text, stream=True)
+            stream = llm_model(prompt_text, stream=True, max_tokens=4000)
             for item in stream:
                 # Each item looks like this:
                 # {'id': 'cmpl-00...', 'object': 'text_completion', 'created': .., 'model': '/path', 'choices': [

[brandonrobertz]

I ran into this problem immediately with local models and this fixed it FWIW.