google--adk-python/contributing/samples/models/hello_world_apigeellm/main.py

# Copyright 2026 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import asyncio
import os
import time

import agent
from dotenv import load_dotenv
from google.adk.agents.run_config import RunConfig
from google.adk.cli.utils import logs
from google.adk.runners import InMemoryRunner
from google.adk.sessions.session import Session
from google.genai import types

load_dotenv(override=True)
logs.log_to_tmp_folder()


async def main():
  app_name = "my_app"
  user_id_1 = "user1"
  runner = InMemoryRunner(
      agent=agent.root_agent,
      app_name=app_name,
  )
  session_11 = await runner.session_service.create_session(
      app_name=app_name, user_id=user_id_1
  )

  async def run_prompt(session: Session, new_message: str):
    content = types.Content(
        role="user", parts=[types.Part.from_text(text=new_message)]
    )
    print("** User says:", content.model_dump(exclude_none=True))
    async for event in runner.run_async(
        user_id=user_id_1,
        session_id=session.id,
        new_message=content,
    ):
      if event.content.parts and event.content.parts[0].text:
        print(f"** {event.author}: {event.content.parts[0].text}")

  async def run_prompt_bytes(session: Session, new_message: str):
    content = types.Content(
        role="user",
        parts=[
            types.Part.from_bytes(
                data=str.encode(new_message), mime_type="text/plain"
            )
        ],
    )
    print("** User says:", content.model_dump(exclude_none=True))
    async for event in runner.run_async(
        user_id=user_id_1,
        session_id=session.id,
        new_message=content,
        run_config=RunConfig(save_input_blobs_as_artifacts=True),
    ):
      if event.content.parts and event.content.parts[0].text:
        print(f"** {event.author}: {event.content.parts[0].text}")

  async def check_rolls_in_state(rolls_size: int):
    session = await runner.session_service.get_session(
        app_name=app_name, user_id=user_id_1, session_id=session_11.id
    )
    assert len(session.state["rolls"]) == rolls_size
    for roll in session.state["rolls"]:
      assert roll > 0 and roll <= 100

  start_time = time.time()
  print("Start time:", start_time)
  print("------------------------------------")
  await run_prompt(session_11, "Hi")
  await run_prompt(session_11, "Roll a die with 100 sides")
  await check_rolls_in_state(1)
  await run_prompt(session_11, "Roll a die again with 100 sides.")
  await check_rolls_in_state(2)
  await run_prompt(session_11, "What numbers did I got?")
  await run_prompt_bytes(session_11, "Hi bytes")
  print(
      await runner.artifact_service.list_artifact_keys(
          app_name=app_name, user_id=user_id_1, session_id=session_11.id
      )
  )
  end_time = time.time()
  print("------------------------------------")
  print("End time:", end_time)
  print("Total time:", end_time - start_time)


if __name__ == "__main__":
  # The API key can be set in a .env file.
  # For example, create a .env file with the following content:
  # GOOGLE_API_KEY="your-api-key"
  # APIGEE_PROXY_URL="your-proxy-url"
  if not os.getenv("GOOGLE_API_KEY"):
    raise ValueError("GOOGLE_API_KEY environment variable is not set.")
  if not os.getenv("APIGEE_PROXY_URL"):
    raise ValueError("APIGEE_PROXY_URL environment variable is not set.")
  asyncio.run(main())