October 2014
Beginner to intermediate
348 pages
6h 55m
English
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pandas DataFrames
A pandas DataFrame is a data structure, which is a labeled two-dimensional object and is similar in spirit to an Excel worksheet or a relational database table. A similar concept, by the way, was invented originally in the R programming language. (For more information, refer to http://www.r-tutor.com/r-introduction/data-frame.) A DataFrame can be created in the following ways:
- From another
DataFrame. - From a NumPy array or a composite of arrays that has a two-dimensional shape.
- Likewise, we can create a
DataFrameout of another pandas data structure calledSeries. We will learn aboutSeriesin the following section. - A
DataFramecan also be produced from a file, such as a CSV file.
As an example, we will use data that can be retrieved ...
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