old_contents: from datetime import timedelta
  import os
  
  pgurl = os.environ.get('HEROKU_POSTGRESQL_SILVER_URL')
  
  class Config(object):
  	DEBUG = False
  	TESTING = False
  	SQLALCHEMY_DATABASE_URI = ''
  
  	APP_NAME = 'ApplicationName'
  	SECRET_KEY = 'add_secret'
  	JWT_EXPIRATION_DELTA = timedelta(days=30)
  	JWT_AUTH_URL_RULE = '/api/v1/auth'
  	SECURITY_REGISTERABLE = True
  	SECURITY_RECOVERABLE = True
  	SECURITY_TRACKABLE = True
  	SECURITY_PASSWORD_HASH = 'sha512_crypt'
  	SECURITY_PASSWORD_SALT = 'add_salt'
  
  class ProductionConfig(Config):
  	SQLALCHEMY_DATABASE_URI = 'postgresql://localhost/4man'
  
  class DevelopmentConfig(Config):
  	SQLALCHEMY_DATABASE_URI = 'postgresql://localhost/4man'
          #SQLALCHEMY_DATABASE_URI = 'postgresql://dvyjrgvbtlqzqq:X-beURc-TZPoKNEs4nYZcGwROM@ec2-54-83-5-151.compute-1.amazonaws.com:5432/d51l61lh2nmpl0'
  	#SQLALCHEMY_DATABASE_URI = 'sqlite:///data.sqlite'
  	DEBUG = True
          IMAGE_BUCKET = '4man-static-storage'
  
  class HerokuConfig(Config):
      SQLALCHEMY_DATABASE_URI = 'postgresql://dvyjrgvbtlqzqq:X-beURc-TZPoKNEs4nYZcGwROM@ec2-54-83-5-151.compute-1.amazonaws.com:5432/d51l61lh2nmpl0'
      DEBUG = True
  
  class TestingConfig(Config):
  	SQLALCHEMY_DATABASE_URI = 'sqlite://'
  	TESTING = True
  
new_contents: from datetime import timedelta
  import os
  
  pgurl = os.environ.get('HEROKU_POSTGRESQL_SILVER_URL')
  
  class Config(object):
  	DEBUG = False
  	TESTING = False
  	SQLALCHEMY_DATABASE_URI = ''
  
  	APP_NAME = 'ApplicationName'
  	SECRET_KEY = 'add_secret'
  	JWT_EXPIRATION_DELTA = timedelta(days=30)
  	JWT_AUTH_URL_RULE = '/api/v1/auth'
  	SECURITY_REGISTERABLE = True
  	SECURITY_RECOVERABLE = True
  	SECURITY_TRACKABLE = True
  	SECURITY_PASSWORD_HASH = 'sha512_crypt'
  	SECURITY_PASSWORD_SALT = 'add_salt'
  
  class ProductionConfig(Config):
  	SQLALCHEMY_DATABASE_URI = 'postgresql://localhost/4man'
  
  class DevelopmentConfig(Config):
  	#SQLALCHEMY_DATABASE_URI = 'postgresql://localhost/4man'
          SQLALCHEMY_DATABASE_URI = 'postgresql://dvyjrgvbtlqzqq:X-beURc-TZPoKNEs4nYZcGwROM@ec2-54-83-5-151.compute-1.amazonaws.com:5432/d51l61lh2nmpl0'
  	#SQLALCHEMY_DATABASE_URI = 'sqlite:///data.sqlite'
  	DEBUG = True
          IMAGE_BUCKET = '4man-static-storage'
  
  class HerokuConfig(Config):
      SQLALCHEMY_DATABASE_URI = 'postgresql://dvyjrgvbtlqzqq:X-beURc-TZPoKNEs4nYZcGwROM@ec2-54-83-5-151.compute-1.amazonaws.com:5432/d51l61lh2nmpl0'
      DEBUG = True
  
  class TestingConfig(Config):
  	SQLALCHEMY_DATABASE_URI = 'sqlite://'
  	TESTING = True
  
subject: fix config for heroku