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Add optional date templating in model system prompt #127

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Merged
merged 2 commits into from
Oct 28, 2025
Merged

Add optional date templating in model system prompt #127

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2235129
Add optional date templating in model system prompt
sd109 Oct 28, 2025
f3edfce
Include date template in default Azimuth system prompt
sd109 Oct 28, 2025
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2 changes: 1 addition & 1 deletion charts/azimuth-chat/values.schema.json
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Original file line number Diff line number Diff line change
Expand Up @@ -61,7 +61,7 @@
"type": "string",
"title": "Instruction",
"description": "The initial system prompt (i.e. the hidden instruction) to use when generating responses.",
"default": "You are a helpful AI assistant. Please respond appropriately."
"default": "You are a helpful AI assistant. Please respond appropriately. Today's date is {date}."
},
"page_title": {
"type": "string",
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6 changes: 4 additions & 2 deletions web-apps/chat/app.py
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Expand Up @@ -2,6 +2,7 @@
import utils
import gradio as gr

from datetime import date
from urllib.parse import urljoin
from langchain.schema import HumanMessage, AIMessage, SystemMessage
from langchain_openai import ChatOpenAI
Expand Down Expand Up @@ -68,11 +69,12 @@ def inference(latest_message, history):

try:
context = []
model_instruction = settings.model_instruction.replace("{date}", f"{date.today()}")
if INCLUDE_SYSTEM_PROMPT:
context.append(SystemMessage(content=settings.model_instruction))
context.append(SystemMessage(content=model_instruction))
elif history and len(history) > 0:
# Mimic system prompt by prepending it to first human message
history[0]['content'] = f"{settings.model_instruction}\n\n{history[0]['content']}"
history[0]['content'] = f"{model_instruction}\n\n{history[0]['content']}"

for message in history:
role = message['role']
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3 changes: 2 additions & 1 deletion web-apps/chat/defaults.yml
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Expand Up @@ -5,7 +5,8 @@ backend_url: http://localhost:11434

host_address: 0.0.0.0

model_instruction: "You are a helpful and cheerful AI assistant. Please respond appropriately."
# Model instruction allows substituting in current date
model_instruction: "You are a helpful and cheerful AI assistant. Please respond appropriately. Today's date is {date}."

page_title: Large Language Model

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