exception numpy.RankWarning
[source]
Issued by polyfit
when the Vandermonde matrix is rank deficient.
For more information, a way to suppress the warning, and an example of RankWarning
being issued, see polyfit
.
© 2008–2017 NumPy Developers
Licensed under the NumPy License.
https://docs.scipy.org/doc/numpy-1.12.0/reference/generated/numpy.RankWarning.html