spaCy
spaCy is an open-source Python library for advanced natural language processing (NLP). It provides pre-trained models for tasks like tokenization, part-of-speech tagging, named entity recognition, and dependency parsing, with a focus on production-ready performance and efficiency. The library is designed for real-world applications, offering a streamlined API and support for multiple languages.
Developers should learn spaCy when building NLP applications that require high-speed processing and accuracy, such as chatbots, text analysis tools, or information extraction systems. It is particularly useful for projects needing robust linguistic features out-of-the-box, as it includes pre-trained models that reduce development time compared to building from scratch.