"""
python3 encoding notes
"""

################################################################################

# python 2

>>> import md5
>>> secret_key = md5.new("rppowellemail@gmail.com").hexdigest()

# python 3

>>> import hashlib
>>> secret_key = hashlib.md5("rppowellemail@gmail.com".encode()).hexdigest()
>>> secret_key = hashlib.md5("rppowellemail@gmail.com".encode("ascii")).hexdigest()
>>> secret_key = hashlib.md5("rppowellemail@gmail.com".encode("utf-8")).hexdigest()

################################################################################

>>> import uuid

>>> u = uuid.UUID(secret_key)
>>> str(u)

################################################################################

import base64

>>> base64.b64encode("This is a test".encode()).decode()
'VGhpcyBpcyBhIHRlc3Q='

>>> base64.b64encode("This is a test".encode("ascii"))
b'VGhpcyBpcyBhIHRlc3Q='
>>> base64.b64encode("This is a test".encode("utf-8"))
b'VGhpcyBpcyBhIHRlc3Q='

>>> base64.b64decode(
...     base64.b64encode("This is a test".encode())
... ).decode()
'This is a test'

################################################################################

# pip install Jasypt2Python

>>> from j2p.JASYPT import Decryptor

>>> decryptor = Decryptor(jasypt_password)
>>> plaintext = decryptor.decrypt(some_encrypted_text)

################################################################################

# pip install pycrypto

>>> from Crypto.Cipher import AES
>>> encryptor = AES.new('This is a key123', AES.MODE_CBC, 'This is an IV456')
>>> message = "The answer is no" # len(message) == 16
>>> ciphertext = encryptor.encrypt(message)
>>> decryptor = AES.new('This is a key123', AES.MODE_CBC, 'This is an IV456')
>>> decryptor.decrypt(ciphertext).decode()
'The answer is no'

>>> from Crypto.Cipher import AES
>>> encryptor = AES.new('This is a key123', AES.MODE_CFB, 'This is an IV456')
>>> message = "This is a test."
>>> ciphertext = encryptor.encrypt(message)
>>> decryptor = AES.new('This is a key123', AES.MODE_CFB, 'This is an IV456')
>>> decryptor.decrypt(ciphertext).decode()
'This is a test.'

################################################################################

>>> jsondata = {'key':'value', 'numberarray':[1,2,3]}
>>> jsondata
{'key': 'value', 'numberarray': [1, 2, 3]}

>>> jsonstring = json.dumps(jsondata)
>>> jsonstring
'{"key": "value", "numberarray": [1, 2, 3]}'

>>> escapedjsonstring = json.dumps(jsonstring)
>>> escapedjsonstring
'"{\\"key\\": \\"value\\", \\"numberarray\\": [1, 2, 3]}"'

>>> json.loads(escapedjsonstring)
'{"key": "value", "numberarray": [1, 2, 3]}'

>>> json.loads(json.loads(escapedjsonstring))
{'key': 'value', 'numberarray': [1, 2, 3]}