Conventions used

There are a number of text conventions used throughout this book.

CodeInText: Indicates code words in text, database table names, folder names, filenames, file extensions, pathnames, dummy URLs, user input, and Twitter handles. Here is an example: "Mount the downloaded WebStorm-10*.dmg disk image file as another disk in your system."

A block of code is set as follows:

from urllib.request import urlretrieve, ProxyHandler, build_opener, install_opener
import requests
import os
pfx = "https://archive.ics.uci.edu/ml/machine-learning databases/spambase/"
data_dir = "data"

Any command-line input or output is written as follows:

jupyter notebook

Bold: Indicates a new term, an important word, or words that you see onscreen. For example, words in menus or dialog boxes appear in the text like this. Here is an example: "Select System info from the Administration panel."