AWS Cloud9からPython Lambdaをデプロイするときに自作ライブラリを含める

ec2-user:~/environment $ cd MyApp/
ec2-user:~/environment/MyApp $ ls -l
total 16
-rw-r--r-- 1 ec2-user ec2-user    0 Jun 11 13:39 __init__.py
drwxr-xr-x 2 ec2-user ec2-user 4096 Jun 11 13:42 MyFunc
-rw-r--r-- 1 ec2-user ec2-user   13 Jun 11 13:39 requirements.txt
-rw-r--r-- 1 ec2-user ec2-user  449 Jun 11 13:39 template.yaml
drwxr-xr-x 6 ec2-user ec2-user 4096 Jun 11 13:39 venv
ec2-user:~/environment/MyApp $ python3 -m pip install --target=./ numpy
Collecting numpy
  Downloading https://files.pythonhosted.org/packages/b3/a9/b1bc4c935ed063766bce7d3e8c7b20bd52e515ff1c732b02caacf7918e5a/numpy-1.18.5-cp36-cp36m-manylinux1_x86_64.whl (20.1MB)
    100% |████████████████████████████████| 20.1MB 62kB/s 
Installing collected packages: numpy
Successfully installed numpy-1.18.5
You are using pip version 9.0.3, however version 20.1.1 is available.
You should consider upgrading via the 'pip install --upgrade pip' command.
ec2-user:~/environment/MyApp $ ls -l
total 28
-rw-r--r--  1 ec2-user ec2-user    0 Jun 11 13:39 __init__.py
drwxr-xr-x  2 ec2-user ec2-user 4096 Jun 11 13:46 MyFunc
drwxrwxr-x 17 ec2-user ec2-user 4096 Jun 11 13:45 numpy
drwxrwxr-x  2 ec2-user ec2-user 4096 Jun 11 13:45 numpy-1.18.5.dist-info
drwxrwxr-x  2 ec2-user ec2-user 4096 Jun 11 13:45 numpy.libs
-rw-r--r--  1 ec2-user ec2-user   13 Jun 11 13:39 requirements.txt
-rw-r--r--  1 ec2-user ec2-user  449 Jun 11 13:39 template.yaml
drwxr-xr-x  6 ec2-user ec2-user 4096 Jun 11 13:39 venv

import numpy as np

def lambda_handler(event, context):
    print(np.array([1, 2, 3]))
    return ""

ec2-user:~/environment/MyApp $ mkdir MyLib
ec2-user:~/environment/MyApp $ touch MyLib/__init__.py
ec2-user:~/environment/MyApp $ touch MyLib/MyUtil.py

import numpy as np

def print_numpy():
    print(np.array([1, 2, 3]))

import MyLib.MyUtil as util

def lambda_handler(event, context):
    util.print_numpy()
    return ""