NLP problems are solved either using heuristics/rule based approach or using machine learning. Regex offers a powerful rule based approach where you extract patterns from your text to extract useful information for a given NLP task. In this video I will discuss two use cases (1) a customer service chatbot (2) Information extraction and show you how regular expressions can help solve some of the simple tasks. Code: https://github.com/codebasics/nlp-tut... Exercise: https://github.com/codebasics/py/blob... #nlpregexpython #NLP #regexnlp #nlpregextutorial #regexinchatbot #regex