Python-intro-1

Transcript

1. Intro to Python by Shuai Liu
2. agenda • History & Basics • Advanced & Be Pythonic • Awesome Python Frameworks
3. History & Basics
4. “I wrote Python.” ——Guido van Rossum
5. What’s Python? • Dynamic, strongly typed script language • Object Oriented & Procedure Oriented & Functional • Open source • Simple & Beautiful & Fast high-level interpreted script
6. What I could do with Python?
8. Who uses Python?
10. Let’s touch it slightly… • Whitespace (Tab? No!) • A combination of reference counting and a cycle- detecting garbage collector • 2.x vs. 3.x • >>> import this
11. When we learning a language… s,  e,  q,  u,  e,  n,  c,  e {          “map”:  “”   } “String” 28.53 function() if else for/while class
12. After that, you can use a language like C
13. variable • number: int & float & bool • string • …
14. Let’s see dynamic… dynamic
16. some powerful built-in functions • type • str • int • float
18. Sequence • string • list • tuple
19. built-in functions • len • enumerate • zip
20. Something more…
21. Slice • [ : ] • [ : : ]
22. dict
23. built-in functions • dict.update(dict2) • dict.keys() • dict.fromkeys(seq, val=None)
24. function
25. branch & loop
26. Thanks