Python learning two "beginner Python"

The history of computer programming language

Classification of high-level languages

Born in 1989, United Kingdom pronunciation:/?pa?θ?n/, United States pronunciation:/?pa?θɑ?n/
V founder for Ji-so ·? Van Rossum (Guido van Rossum)

Features of the Python language

Interpreted language
(1) Design philosophy is "elegant", "clear", "simple"
(2) Easy to learn, easy to use
(3) High readability
(4) The Philosophy of development is "in a way, preferably only one way to do something."

(5) Modern programming language
(6) Object-oriented
(7) Support for generic design
(8) Support functional programming
(9) Rich data structures and third-party function libraries
(10) Strong function

Several code:

# print Hello, world! to screen//EXECUTE statement print ' Hello, world! '     Comments

Calculate Circle Area

#coding =utf-8//eclipse transcode pi=3radi=3area=pi*radi*2area+=3print Area

Output:21

There are two kinds of Python programming annotation symbols:

Front Plus #

or paragraph first plus "" "

Broken tail Plus "" "

Python learning two "beginner Python"