Learning Python Networking - Second Edition

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: "You can find the following code in the urllib_exceptions.py file."

A block of code is set as follows:

# setup crawlerfrom scrapy.crawler import CrawlerProcesscrawler = CrawlerProcess(settings)# define the spider for the crawlercrawler.crawl(MySpider())# start scrapyprint("STARTING ENGINE")crawler.start()

When we wish to draw your attention to a particular part of a code block, the relevant lines or items are set in bold:

# setup crawlerfrom scrapy.crawler import CrawlerProcess ...