How to calculate definite integral with python

[J. Robertson]

fdu.xiaojf at gmail.com wrote:
> I'm trying to do some integral calculation. I have searched the web, but 
> haven't found any useful information. Will somebody point me to the 
> right resources on the web for this job ?
> 
> Thanks a lot.
> 
> ps. Can numpy be used for this job?*
> *

It can be done with scipy (see 
http://www.scipy.org/doc/api_docs/scipy.integrate.html )
for example:

 >>> import scipy.integrate
 >>> func = lambda x: x**2
 >>> scipy.integrate.quadrature(func, 0.0, 1.0)
Took 4 points.
(0.333333333333, 0.0)