config.py

import os

basedir = os.path.abspath(os.path.dirname(__file__))

DATABASE_URI = os.environ.get("DATABASE_URL")
if DATABASE_URI.startswith("postgres://"):
    DATABASE_URI = DATABASE_URI.replace("postgres://", "postgresql://", 1)


class Config(object):
    DEBUG = False
    TESTING = False
    CSRF_ENABLED = True
    SECRET_KEY=os.environ.get("SECRET_KEY")
    SQLALCHEMY_DATABASE_URI = DATABASE_URI
    SQLALCHEMY_TRACK_MODIFICATIONS = False
    MAIL_SERVER = 'smtp.gmail.com'
    MAIL_PORT = 587
    MAIL_USE_TLS = True
    MAIL_USERNAME = os.environ.get("EMAIL_ADDRESS")
    MAIL_PASSWORD = os.environ.get("EMAIL_PASSWORD")
    MAIL_DEBUG = True


class ProductionConfig(Config):
    DEBUG = False
    MAIL_DEBUG = False


class StagingConfig(Config):
    DEVELOPMENT = True
    DEBUG = True


class DevelopmentConfig(Config):
    DEVELOPMENT = True
    DEBUG = True


class TestingConfig(Config):
    TESTING = True