old_contents: ﻿class DefaultConfig(object):
      SECRET_KEY = '%^!@@*!&$8xdfdirunb52438#(&^874@#^&*($@*(@&^@)(&*)Y_)((+'
      SQLALCHEMY_DATABASE_URI = 'sqlite://'
  
  class DevelopmentConfig(DefaultConfig):
      AUTHY_KEY = 'your_authy_key'
  
      TWILIO_ACCOUNT_SID = 'your_twilio_account_sid'
      TWILIO_AUTH_TOKEN = 'your_twilio_auth_token'
      TWILIO_NUMBER = 'your_twilio_phone_number'
  
      SQLALCHEMY_DATABASE_URI = 'sqlite:////Work/account_verification.db'
      DEBUG = True
  
  class TestConfig(DefaultConfig):
      SQLALCHEMY_ECHO = True
  
      DEBUG = True
      TESTING = True
      WTF_CSRF_ENABLED = False
  
  config_env_files = {
      'test': 'account_verification_flask.config.TestConfig',
      'development': 'account_verification_flask.config.DevelopmentConfig',
  }
  
new_contents: ﻿class DefaultConfig(object):
      SECRET_KEY = '%^!@@*!&$8xdfdirunb52438#(&^874@#^&*($@*(@&^@)(&*)Y_)((+'
      SQLALCHEMY_DATABASE_URI = 'sqlite://'
  
  class DevelopmentConfig(DefaultConfig):
      AUTHY_KEY = 'your_authy_key'
  
      TWILIO_ACCOUNT_SID = 'your_twilio_account_sid'
      TWILIO_AUTH_TOKEN = 'your_twilio_auth_token'
      TWILIO_NUMBER = 'your_twilio_phone_number'
  
      SQLALCHEMY_DATABASE_URI = 'sqlite://'
      DEBUG = True
  
  class TestConfig(DefaultConfig):
      SQLALCHEMY_ECHO = True
  
      DEBUG = True
      TESTING = True
      WTF_CSRF_ENABLED = False
  
  config_env_files = {
      'test': 'account_verification_flask.config.TestConfig',
      'development': 'account_verification_flask.config.DevelopmentConfig',
  }
  
subject: Set default Db to inmemory storage