[Solved] What benefit does the application factory pattern provide when managing Flask app configurations? — Ans: It allows creating multiple app instances with different settings dynamically | Flask

Flask - Ecosystem and Patterns

What benefit does the application factory pattern provide when managing Flask app configurations?

AIt automatically caches all configurations for faster startup

BIt allows creating multiple app instances with different settings dynamically

CIt enforces a single global app instance throughout the project

DIt disables the use of environment variables for configuration

Step-by-Step Solution

Solution:

Step 1: Understand the pattern
The application factory pattern defines a function that creates and configures a Flask app instance.
Step 2: Configuration flexibility
This pattern allows passing different configuration parameters or objects to create_app(), enabling multiple app instances with distinct settings.
Final Answer:
It allows creating multiple app instances with different settings dynamically -> Option B
Quick Check:
Multiple app instances? Yes. Caching or global singleton? No. [OK]

Quick Trick: Factory pattern enables multiple app configs dynamically [OK]

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What benefit does the application factory pattern provide when managing Flask app configurations?