Some other languages would require you to specifically state what type of variable you wanted to use (String MyVariable = “Hello!”), but in Python, the interpreter figures that out from context.

The simplest form of regression in Python is, well, simple linear regression. With simple linear regression, you're trying to ...

This makes Python flexible and convenient for developers because you don’t have to rigorously define and track variable types if you’re just throwing together a quick-and-dirty script.