Instruction: Explain how to use feature flags to toggle features in a Flask application dynamically.
Context: This question assesses the candidate's ability to implement advanced application functionality controls such as feature toggling, which allows for safer deployments and A/B testing.
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To begin with, let's clarify what we mean by feature flags in the context of a Flask application. Feature flags are essentially configuration values that determine whether a certain feature should be enabled or disabled. This decision can be made in real-time, without the need for deploying new code.
Assuming we're working on a Flask application, I would approach the implementation of feature flags in a structured manner:...