[SciPy-user] small bug in filter_design.py
Scott Ransom
sransom at nrao.edu
Tue Sep 5 14:29:10 EDT 2006
Hi All,
There is a small bug in the initial conditions parameter in ellipap() in
the filter_design.py module:
File "/users/sransom/lib/python2.3/site-packages/scipy/signal/filter_design.py",
line 1049, in ellipap
disp=0)
File "/users/sransom/lib/python2.3/site-packages/scipy/optimize/optimize.py",
line 140, in fmin
N = len(x0)
TypeError: len() of unsized object
Here is the "fix":
1048c1048
< m = optimize.fmin(kratio, 0.5, args=(krat,), maxfun=250,
maxiter=250,
---
> m = optimize.fmin(kratio, [0.5], args=(krat,), maxfun=250,
maxiter=250,
Scott
--
Scott M. Ransom Address: NRAO
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email: sransom at nrao.edu Charlottesville, VA 22903 USA
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