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fix(temperature): temperature is a float (refs #52) #53

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2 changes: 1 addition & 1 deletion README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,7 @@ Interactive demo for [ignfab/geocontext](https://github.com/ignfab/geocontext#re
| MODEL_NAME | The name of the model (see [LangGraph - create_react_agent](https://langchain-ai.github.io/langgraph/agents/models/#use-in-an-agent) / [init_chat_model](https://python.langchain.com/api_reference/langchain/chat_models/langchain.chat_models.base.init_chat_model.html)) | "anthropic:claude-sonnet-4-6" |
| ANTHROPIC_API_KEY | Required from `anthropic:*` models (https://console.anthropic.com/settings/keys) | |
| GOOGLE_API_KEY | Required from `google_genai:*` models (https://aistudio.google.com/api-keys) | |
| TEMPERATURE | Model temperature | 0 |
| TEMPERATURE | Model temperature | 0.0 |
| DB_URI | URL of the PostgreSQL (`postgresql://postgres:ChangeIt@localhost:5432/geocontext`) or Redis (ex : `redis://default:ChangeIt@localhost:6379/0`) database. | None (use InMemorySaver) |
| CONTACT_EMAIL | Email for the contact button. | "dev@localhost" |
| GEOCONTEXT_LOG_LEVEL | Log level for Geocontext MCP. | error |
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8 changes: 5 additions & 3 deletions agent.py
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Expand Up @@ -11,17 +11,19 @@

from tools import create_map

# retreive model name from environment variable or use default
# retrieve model name from environment variable or use default
MODEL_NAME = os.getenv("MODEL_NAME", "anthropic:claude-sonnet-4-6")
# retrieve temperature from environment variable or use default
TEMPERATURE = int(os.getenv("TEMPERATURE",0))
TEMPERATURE = float(os.getenv("TEMPERATURE", 0.0))
# ensure that the required environment variable is set for anthropic models
if MODEL_NAME.startswith("anthropic:"):
if os.getenv("ANTHROPIC_API_KEY", None) is None:
raise ValueError("ANTHROPIC_API_KEY environment variable is required for anthropic models")
if TEMPERATURE < 0 or TEMPERATURE > 1:
raise ValueError("TEMPERATURE must be between 0 and 1")


logger.info(f"Create graph using model: {MODEL_NAME}")
logger.info(f"Create graph using model: {MODEL_NAME} with temperature: {TEMPERATURE}")
model = init_chat_model(MODEL_NAME, temperature=TEMPERATURE)


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2 changes: 1 addition & 1 deletion docker-compose.yaml
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Expand Up @@ -7,7 +7,7 @@ services:
- https_proxy
environment:
- MODEL_NAME=${MODEL_NAME:-anthropic:claude-sonnet-4-6}
- TEMPERATURE=${TEMPERATURE:-0}
- TEMPERATURE=${TEMPERATURE:-0.0}
- ANTHROPIC_API_KEY
- GOOGLE_API_KEY
- HTTP_PROXY
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