谁用过matplotlib? 帮看下

谁用过matplotlib? 帮看下



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CODE:
IDLE 1.1.4      
>>> from pylab import *
>>> x=arange(0,pi,0.01)
>>> y=sin(x)
>>> plot(x,y)
[<matplotlib.lines.Line2D instance at 0x017CDDA0>]
>>>

看不到图啊, 图到哪去了?
自己解决了.

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CODE:
show()