A library and a framework are two different concepts in programming, although they may have some common features. Here are the main differences between them:
Control flow control:
Library: Provides functions and methods that the developer can call at his discretion. Control flow remains with the developer who uses the library.
Framework: Has stricter control flow control. The developer implements his logic inside the framework, which then calls that logic when certain events or conditions are met.
Inversion of control:
Library: Inversion of control lies in the hands of the developer, who decides when and how to use the library.
Framework: Inversion of control often occurs when a developer implements code that is called by the framework. The framework takes care of calling developer code at certain points.
Size and scope of functionality:
Library: Typically provides a set of functions or tools to solve specific problems. The developer chooses which features to use.
Framework: Includes a more extensive set of tools and structures designed to solve a wider range of problems.
Examples:
Libraries: NumPy, Requests, TensorFlow (in terms of API).
Frameworks: Django (for web development), Flask, Angular (for front-end).
Flexibility and control:
Library: Provides more flexibility and control to the developer, but requires more responsibility from the developer for the application architecture.
Framework: Provides a more restrictive structure, which can be useful for projects with certain standards, but may limit developer freedom.
In general, the use of a library or framework depends on the specific needs of the project and development style. Libraries provide the tools, and frameworks provide the structure.