<s>[INST] what is a pandas df? [/INST] A pandas DataFrame is a two-dimensional size-mutable, potentially heterogeneous tabular data structure with labeled axes (rows and columns). It is used for data manipulation and analysis, and is the most commonly used data structure for data analysis in Python. DataFrames can contain any type of data, from numeric to string values, and can be easily manipulated and analyzed.</s>\ <s>[INST] Okay, that sounds about right, thank you. What can I use it for? [/INST] PanDAs DataFrames are useful for applications that process large amounts of data, such as scientific computing, machine learning, and data science (source: realpython.com)</s>