create test

README.md

$ python3 -v env this-folder
$ src this-folder/bin/activate
$ pip install python-lambda-local
$ python-lambda-local -f lambda_handler -t 5 handler.py event.json

event.json

{
  "answer": 42
}

handler.py

from datetime import datetime

def lambda_handler(event, context):
  input_date = datetime.today()
  yukari = '田村ゆかり'
  birth = datetime(1976, 2, 27)
  month_17 = ((input_date.year - birth.year) - 17) * 12 + (input_date.month - birth.month)
  if input_date.day < birth.day: month_17 -= 1
  print(f"{input_date.strftime('%Y年%m月%d日')}の{yukari}は17歳と{month_17}ヶ月")