Here is the link to the Google Colab used in these examples. Each video is 2-3 minutes, but feel free to watch the one that pertains to your dataset/type of import you want to do.
Open up a CSV file of your choice!
(If you need help here are some options https://github.com/MainakRepositor/Datasets)
Open up a JSON file of your choice!
(If you need help here are some options https://github.com/jdorfman/awesome-json-datasets)