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Introduction to pandas

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Manipulation

0:50 with Craig Dennis

You are going to want to make changes to your DataFrame, let's mutate!

Great job exploring how to select data. 0:00
If you've used SQL, or Structured Query Language, before, 0:02
that probably felt pretty familiar to a select statement with a where clause. 0:05
In a bit here, we'll look at some more similarities like merging and joining. 0:09
First, though, let's take a look at manipulation. 0:13
When you're working with data, 0:16
you definitely want to be able to manipulate it. 0:18
For instance, with the data frame, you'll most likely wanna update specific values. 0:20
You'll probably wanna add a row or 0:25
even a brand new column to an existing data frame. 0:27
Well, the great news is data frames are mutable. 0:29
So you can add and remove data, changing the shape of the original data frame. 0:33
You'll find that the big part of dealing with data involves rejittering it into 0:37
exactly what makes the most sense for whatever goal you're trying to accomplish. 0:40
Let's explore some of the more common methods for manipulating data frames and 0:44
build up some of those muscles that you're gonna need. 0:48