"""
Application configuration settings
"""
import os

class Config:
    """
    Common configurations
    """
    SECRET_KEY = os.environ.get('SECRET_KEY') or <KEY>'

class DevelopmentConfig(Config):
    """
    Development configurations
    """
    DEBUG = True

class TestingConfig(Config):
    """
    Testing configurations
    """
    TESTING = True

class ProductionConfig(Config):
    """
    Production configurations
    """
    DEBUG = False

CONFIG = {
    'development': DevelopmentConfig,
    'testing': TestingConfig,
    'production': ProductionConfig,

    'default': DevelopmentConfig
}

"""
Application configuration settings
"""
import os

class Config:
    """
    Common configurations
    """
    SECRET_KEY = os.environ.get('SECRET_KEY') or <KEY>'

class DevelopmentConfig(Config):
    """
    Development configurations
    """
    DEBUG = True

class TestingConfig(Config):
    """
    Testing configurations
    """
    TESTING = True

class ProductionConfig(Config):
    """
    Production configurations
    """
    DEBUG = False

CONFIG = {
    'development': DevelopmentConfig,
    'testing': TestingConfig,
    'production': ProductionConfig,

    'default': DevelopmentConfig
}

Application configuration settings Common configurations Development configurations Testing configurations Production configurations