Detailed introduction to Python

This article explains in detail the methods, properties, and iterator construction methods in Python: The construction method represents an initialization method called init similar to the one used in previous examples. When an object is created, the construction method will be called immediately. >>> class FooBar: Def __init__(self):          self.somevar=42                       >>> f=FooBar() >>> f.somevar >>> class fO SyntaxError: invalid

1. Detailed explanation of methods, properties, and iterators in python

Introduction: This article explains in detail the methods, attributes, and iterators in python

2. Detailed explanation of how to use Selenium, the python crawler tool

Introduction: Ordinary urllib2 cannot be implemented when using python to crawl dynamic pages. For example, the following JD.com homepage, with the scroll bar The drop-down will load new content, but urllib2 cannot crawl this content. At this time, today's protagonist selenium is needed.

3. Pyhon Get the size statistics of the folder

Introduction: Folder size statistics are implemented through Python: mainly through several methods in import os.

[Related Q&A recommendations]:

python - pyhon, the data from json.loads() is unicode, how to convert it into dict.

python crawler - python regular expression

Understanding of the Tower of Hanoi recursive function in python

The above is the detailed content of Detailed introduction to Python. For more information, please follow other related articles on the PHP Chinese website!