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Chapter One: Introduction to Pandas

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Series: A one-dimensional array, similar to a one-dimensional array in NumPy. The two are similar to the Python basic data Structure list, the difference is that the elements in the list can be different data types, and the array and series only allow the same data types to be stored, so that more efficient use of memory, improve the efficiency of operations. Time-series: A Series that is indexed in time. DataFrame: A two-dimensional tabular data structure. Many functions are similar to the Data.frame in R. Dataframe can be understood as a container of series. The following content is mainly based on Dataframe. Panel: A three-dimensional array that can be understood as a dataframe container. Cond

Chapter One: Introduction to Pandas

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