django hash password Argon

Install the argon2-cffi library. 
This can be done by running: 
  	python -m pip install django[argon2], 
OR 
	python -m pip install argon2-cffi

PASSWORD_HASHERS = [
    'django.contrib.auth.hashers.Argon2PasswordHasher',
    'django.contrib.auth.hashers.PBKDF2PasswordHasher',
    'django.contrib.auth.hashers.PBKDF2SHA1PasswordHasher',
    'django.contrib.auth.hashers.BCryptSHA256PasswordHasher',
    'django.contrib.auth.hashers.ScryptPasswordHasher',
]