Sharing the process of getting started with Python

The so-called master’s guidance to practice cultivation depends on the individual. Your own diligence is very important, but the premise is that you must have a good teacher to guide you into the right door, and you cannot lead him astray. The same goes for learning Python. Getting started is very important. Below I will share my experience in learning Python.

1. Setting up the development environment

##http://www.php.cn/python-tutorials-157440.html

In [42]: [(x,y) for x in range(3) for y in range(3)]
Out[42]: [(0, 0), (0, 1), (0, 2), (1, 0), (1, 1), (1, 2), (2, 0), (2, 1), (2, 2)]
In [43]: [[x,y] for x in range(2) for y in range(2)]
Out[43]: [[0, 0], [0, 1], [1, 0], [1, 1]]

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import web
 
urls = ('/hello', 'hello',
       )
 
class hello(object):
  def GET(self):
    return 'hello world'
 
if __name__ == "__main__":
  app = web.application(urls, globals())
  app.run()

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