March 2018
Intermediate to advanced
816 pages
19h 35m
English
The pandas library is built on the top of the numpy library. Therefore, in order to use pandas, you need to import numpy first. The pandas library introduces many additional data structures and functions. Let's start our pandas tour with the panda Series object. This is a one-dimensional array, like a numpy array; however, you can define an explicitly named index, and refer to those names to retrieve the data, not just to the positional index. Therefore, a pandas Series object already looks like a tuple in the relational model, or a row in a table. The following code imports both packages, numpy and pandas. Then it defines a simple pandas Series, without an explicit index. The Series looks like a simple single-dimensional ...