tool_sample_agent , Agent Development Kit example

.env

GOOGLE_GENAI_USE_VERTEXAI=FALSE
GOOGLE_API_KEY="key"

__init__.py

from . import agent

agent.py

import datetime
import random
from google.adk.agents import Agent

# get_random_number
# Returns a random number between 1 and 6
def get_random_number() -> str:
    """Returns a random number between 1 and 6.

    Returns:
        dict: status and result with random number.
    """
    random_num = random.randint(1, 6)
    return f"ランダムな数字: {random_num}"

# get_now_date
# Returns the current date in YYYY-MM-DD format
def get_now_date() -> str:
    """Returns the current date in YYYY-MM-DD format.

    Returns:
        dict: status and result with current date.
    """
    current_date = datetime.datetime.now().strftime("%Y-%m-%d")
    return f"今日の日付: {current_date}"

root_agent = Agent(
    name="tool_sample_agent",
    model="gemini-2.0-flash",
    description=(
        "Agent that provides random numbers and current date information."
    ),
    instruction=(
        "You are a helpful agent who can generate random numbers between 1 and 6, and provide the current date."
    ),
    tools=[get_random_number, get_now_date],
)