加一行代码让python的运行速度提高100倍

HEOP

楼主可以啊

陈尚涵

我看看

QuinLan

好想知道加的是什么  哈哈哈哈

leizi666

顶一下

陈尚涵

我为啥报了一堆错误：

1. Warning (from warnings module):
   
2.   File "C:\Users\Administrator\Desktop\a.py", line 3
   
3.     @jit
   
4. NumbaWarning: 
   
5. Compilation is falling back to object mode WITH looplifting enabled because Function "foo" failed type inference due to: Unknown attribute 'time' of type Module(<module 'time' (built-in)>)
   
6. 
   
7. File "a.py", line 5:
   
8. def foo(x,y):
   
9.         tt = time.time()
   
10.         ^
    
11. 
    
12. During: typing of get attribute at C:\Users\Administrator\Desktop\a.py (5)
    
13. 
    
14. File "a.py", line 5:
    
15. def foo(x,y):
    
16.         tt = time.time()
    
17.         ^
    
18. 
    
19. 
    
20. Warning (from warnings module):
    
21.   File "C:\Users\Administrator\Desktop\a.py", line 3
    
22.     @jit
    
23. NumbaWarning: 
    
24. Compilation is falling back to object mode WITHOUT looplifting enabled because Function "foo" failed type inference due to: cannot determine Numba type of <class 'numba.core.dispatcher.LiftedLoop'>
    
25. 
    
26. File "a.py", line 7:
    
27. def foo(x,y):
    
28.     <source elided>
    
29.         s = 0
    
30.         for i in range(x,y):
    
31.         ^
    
32. 
    
33. 
    
34. Warning (from warnings module):
    
35.   File "D:\python38\lib\site-packages\numba\core\object_mode_passes.py", line 177
    
36.     warnings.warn(errors.NumbaWarning(warn_msg,
    
37. NumbaWarning: Function "foo" was compiled in object mode without forceobj=True, but has lifted loops.
    
38. 
    
39. File "a.py", line 5:
    
40. def foo(x,y):
    
41.         tt = time.time()
    
42.         ^
    
43. 
    
44. 
    
45. Warning (from warnings module):
    
46.   File "D:\python38\lib\site-packages\numba\core\object_mode_passes.py", line 187
    
47.     warnings.warn(errors.NumbaDeprecationWarning(msg,
    
48. NumbaDeprecationWarning: 
    
49. Fall-back from the nopython compilation path to the object mode compilation path has been detected, this is deprecated behaviour.
    
50. 
    
51. For more information visit http://numba.pydata.org/numba-doc/latest/reference/deprecation.html#deprecation-of-object-mode-fall-back-behaviour-when-using-jit
    
52. 
    
53. File "a.py", line 5:
    
54. def foo(x,y):
    
55.         tt = time.time()
    
56.         ^
    
57. 

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贰耇孜

看看

sansansa

kkkk

mzx666

6666666666666666666

hornwong

lingfeng7434

看到底如何

lijiachen

简直就是为了欧拉计划而生（我拥有一堆算不完的暴力解法）

hu504011383

跟大哥混有饭吃

guo763939889

我来看看

十亿

看一看

z2x2c8

看看

冰清玉洁丸

感谢楼主无私奉献

841462569

??????????

miku520

看看

jtxs0000

ericshuiSC

打开看看