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[00:00:00] All right. In this video Iamp;#39;m gonna be going through how you can use LangChain to talk and extract information from CSV files and Excel files just by using natural language to query them. So in this case, weamp;#39;re gonna be going back to the open ai language models. So you will need an open AI key here. You can see the latest version of LangChain that Iamp;#39;m using. And the data set that Iamp;#39;m gonna be using is the Black Friday Sales Data set. So this is available from Kaggle. Iamp;#39;ve put a link to it here if you want to go and find out more information about it. Really, weamp;#39;re just using it. As a simple way to bring in a CSV file and test some things out. In this case, Iamp;#39;m bringing in the trained csv. Thereamp;#39;s both a trained CSV and a test csv. It really doesnamp;#39;t matter here because we are not training a model. Weamp;#39;re not doing anything like that. Weamp;#39;re just using another model to query the CSV file. To j