Which libraries do you consider to be ineffective or unsuccessful for use in projects?

The choice of libraries depends on the specific tasks and requirements of the project, but there are some examples that are often criticized for inefficiency or complexity in use:

• requests for high-load projects: although requests is very convenient for HTTP requests, it is not optimal for asynchronous tasks and can become a bottleneck with a large number of concurrent requests. In such cases, it is better to use aiohttp or httpx with async support.

• pickle for serialization: pickle is unsafe when working with untrusted data and can lead to security issues. For data exchange, it is better to use JSON or specialized formats.

• Tkinter for complex GUIs: although Tkinter is easy to use, it is limited in capabilities and design. For more modern interfaces, it is better to use PyQt or Kivy.

• Old libraries not supported by the community: using outdated libraries without support can lead to security and compatibility issues.

It is always advisable to evaluate a library based on relevance, performance, security, and community support before using it in a project.