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Why I Love Python © 2001 Bruce Eckel MindView, Inc. Training & Consulting 5343 Valle Vista La Mesa, CA 91941 [email_address] www.MindView.net ftp://www.mindview.net/pub/eckel/LovePython.zip
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
What I love most: Python is about  ME ,[object Object],[object Object]
My Language History ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
A ‘Bout’ of Perl ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Top 10 Reasons  Why I Love Python
10. Reduced Clutter ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
9. It’s not backward-compatible in exchange for pain ,[object Object],[object Object],[object Object],[object Object],[object Object]
8. It doesn’t value performance  over my productivity ,[object Object],[object Object],[object Object],[object Object]
7. It doesn’t treat me like I’m stupid ,[object Object],[object Object],[object Object],[object Object]
6. I don’t wait forever for a full implementation of the language ,[object Object],[object Object],[object Object]
5. It doesn’t make assumptions about how we discover errors ,[object Object],[object Object],[object Object],[object Object],[object Object]
4. Marketing people are not involved ,[object Object],[object Object],[object Object],[object Object]
3. I don’t have to type so much ,[object Object],[object Object],[object Object],[object Object],[object Object]
2. My guesses are  usually right ,[object Object],[object Object],[object Object],[object Object]
1. Python lets me focus on  concepts ,[object Object]
Python and “The Tipping Point” ,[object Object],[object Object],[object Object],[object Object],[object Object]
Weak typing ,[object Object],def sum(arg1, arg2): return arg1 + arg2 print sum(42, 47) print sum('spam', 'eggs') ,[object Object]
Weak Typing in C++: Templates ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Weak Typing in Java ,[object Object]
interface addable { Object add(Object b);} class X implements addable { public Object add(Object b) { return new Object(); // Test } } class AddableNotFoundException extends Exception {} public class WeakTyping { public static Object sum(Object a, Object b)  throws AddableNotFoundException { Class[] intfs = a.getClass().getInterfaces(); for(int i = 0; i < intfs.length; i++) if(intfs[i] == addable.class) return ((addable)a).add(b); throw new AddableNotFoundException(); } public static void  main(String[] args) throws Exception { X a = new X(); X b = new X(); Object c = sum(a, b); } }
Why weak typing  isn't weak ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Performance issues ,[object Object],[object Object],[object Object],[object Object]
Future Impact ,[object Object],[object Object],[object Object],[object Object],[object Object]
Other Languages ,[object Object],[object Object]
NerdsOnBicycles.com ,[object Object],[object Object],[object Object],[object Object]
Life is Short (You Need Python) OR: No Warrantee Not Fit for Any Particular Purpose (You Need Python)

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Why I Love Python

  • 1. Why I Love Python © 2001 Bruce Eckel MindView, Inc. Training & Consulting 5343 Valle Vista La Mesa, CA 91941 [email_address] www.MindView.net ftp://www.mindview.net/pub/eckel/LovePython.zip
  • 2.
  • 3.
  • 4.
  • 5.
  • 6.
  • 7.
  • 8. Top 10 Reasons Why I Love Python
  • 9.
  • 10.
  • 11.
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  • 13.
  • 14.
  • 15.
  • 16.
  • 17.
  • 18.
  • 19.
  • 20.
  • 21.
  • 22.
  • 23. interface addable { Object add(Object b);} class X implements addable { public Object add(Object b) { return new Object(); // Test } } class AddableNotFoundException extends Exception {} public class WeakTyping { public static Object sum(Object a, Object b) throws AddableNotFoundException { Class[] intfs = a.getClass().getInterfaces(); for(int i = 0; i < intfs.length; i++) if(intfs[i] == addable.class) return ((addable)a).add(b); throw new AddableNotFoundException(); } public static void main(String[] args) throws Exception { X a = new X(); X b = new X(); Object c = sum(a, b); } }
  • 24.
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  • 29. Life is Short (You Need Python) OR: No Warrantee Not Fit for Any Particular Purpose (You Need Python)