Link error

[uwsd]

Chapter: 1 Review of the core modules of NumPy and Pandas
Section: Technical requirements

The link https://github.com/PacktPublishing/Hands-On-Data-Preprocessing-in-Python doesn't work, because this repository ends with a hyphen.

[JosephA-packt]

Thank you @uwsd for pointing that out. It should be fixed before its published.