"""

This sample demonstrates loading a named environment configuration profile and

programmatically overriding its values.

"""

import asyncio

from pathlib import Path

from temporalio.client import Client

from temporalio.envconfig import ClientConfig

async def main():

"""

Demonstrates loading a named profile and overriding values programmatically.

"""

print("--- Loading 'staging' profile with programmatic overrides ---")

config_file = Path(__file__).parent / "config.toml"

profile_name = "staging"

print(

"The 'staging' profile in config.toml has an incorrect address (localhost:9999)."

)

print("We'll programmatically override it to the correct address.")

# Load the 'staging' profile.

connect_config = ClientConfig.load_client_connect_config(

profile=profile_name,

config_file=str(config_file),

)

# Override the target host to the correct address.

# This is the recommended way to override configuration values.

connect_config["target_host"] = "localhost:7233"

print(f"\nLoaded '{profile_name}' profile from {config_file} with overrides.")

print(

f" Address: {connect_config.get('target_host')} (overridden from localhost:9999)"

)

print(f" Namespace: {connect_config.get('namespace')}")

print("\nAttempting to connect to client...")

try:

await Client.connect(**connect_config) # type: ignore

print("✅ Client connected successfully!")

except Exception as e:

print(f"❌ Failed to connect: {e}")

if __name__ == "__main__":

asyncio.run(main())