2CEDVuyc

1app = Flask(__name__)
2app.config.from_object('yourapplication.Config')
3	
4class Config(object):
5    DEBUG = True
6    TESTING = False
7    DB_USER = os.getenv("DB_USER", "db_user")
8    DB_PASSWORD = os.getenv("DB_PASSWORD", "db_password")
9    DB_HOST = os.getenv("DB_HOST", "localhost")  # 127.0.0.1"
10    DB_PORT = os.getenv("DB_PORT", "5555")
11    DB_SCHEMA = "my_schema"
12    DB_DATABASE_NAME = "my_database"
13    SQLALCHEMY_DATABASE_URI = "postgresql://{}:{}@{}:{}/{}".format(
14        DB_USER, DB_PASSWORD, DB_HOST, DB_PORT, DB_DATABASE_NAME)
15    SQLALCHEMY_TRACK_MODIFICATIONS = False
16	
17my_flask_app cmd1 arg1 arg2
18	
19DEBUG=true DB_PORT=1234 my_flask_app cmd1 arg1 arg2
20	
21class BaseConfig:
22    DEBUG = False
23    TESTING = False
24    SECRET_KEY = os.getenv('SECRET_KEY', 'a default secret key')
25    ...
26
27class DevelopmentConfig(BaseConfig):
28    DEBUG = True
29    ...
30
31
32class TestingConfig(BaseConfig):
33    TESTING = True
34    ...
35
36
37class ProductionConfig(BaseConfig):
38    ...
39	
40app = Flask(__name__)
41app_settings = os.getenv(
42    'APP_SETTINGS',
43    'app.config.DevelopmentConfig'
44)
45app.config.from_object(app_settings)
46	
47> APP_SETTINGS=app.config.TestingConfig my_flask_app cmd1 arg1 arg2