This is now in sympy. thanks!
On Sat, Apr 18, 2009 at 3:44 AM, Tomasz Buchert <thin...@gmail.com> wrote:
>
> ---
> sympy/core/basic.py | 2 +-
> sympy/matrices/matrices.py | 20 ++++++++++----------
> sympy/physics/matrices.py | 4 ++--
> sympy/physics/paulialgebra.py | 2 +-
> sympy/series/gruntz.py | 2 +-
> 5 files changed, 15 insertions(+), 15 deletions(-)
>
> diff --git a/sympy/core/basic.py b/sympy/core/basic.py
> index 1cd9c2a..5a2de01 100644
> --- a/sympy/core/basic.py
> +++ b/sympy/core/basic.py
> @@ -381,7 +381,7 @@ class Basic(AssumeMeths):
> # new-style classes + __getattr__ is *very* slow!
>
> # def __getattr__(self, name):
> - # raise 'no way, *all* attribute access will be 2.5x slower'
> + # raise Exception('no way, *all* attribute access will be 2.5x
> slower')
>
> # here is what we do instead:
> for k in AssumeMeths._assume_defined:
> diff --git a/sympy/matrices/matrices.py b/sympy/matrices/matrices.py
> index ad7c980..1af4e36 100644
> --- a/sympy/matrices/matrices.py
> +++ b/sympy/matrices/matrices.py
> @@ -508,7 +508,7 @@ class Matrix(object):
> elif method == "ADJ":
> return self.inverse_ADJ()
> else:
> - raise Exception("Inversion method unrecognized")
> + raise ValueError("Inversion method unrecognized")
>
>
> def __mathml__(self):
> @@ -835,7 +835,7 @@ class Matrix(object):
> if pivot == -1 and not iszerofunc(A[i,j]):
> pivot = i
> if pivot < 0:
> - raise "Error: non-invertible matrix passed to
> LUdecomposition_Simple()"
> + raise ValueError("Error: non-invertible matrix passed to
> LUdecomposition_Simple()")
> if pivot != j: # row must be swapped
> A.row_swap(pivot,j)
> p.append([pivot,j])
> @@ -867,7 +867,7 @@ class Matrix(object):
> else:
> kpivot = kpivot + 1
> if kpivot == n+1:
> - raise "Matrix is not full rank"
> + raise ValueError("Matrix is not full rank")
> else:
> swap = U[k, k:]
> U[k,k:] = U[kpivot,k:]
> @@ -988,7 +988,7 @@ class Matrix(object):
> self.lines == 3 and self.cols == 1 ) and \
> (b.lines == 1 and b.cols == 3 or \
> b.lines == 3 and b.cols == 1):
> - raise "Dimensions incorrect for cross product"
> + raise ValueError("Dimensions incorrect for cross product")
> else:
> return Matrix(1,3,((self[1]*b[2] - self[2]*b[1]),
> (self[2]*b[0] - self[0]*b[2]),
> @@ -1107,7 +1107,7 @@ class Matrix(object):
> elif method == "berkowitz":
> return self.berkowitz_det()
> else:
> - raise Exception("Determinant method unrecognized")
> + raise ValueError("Determinant method unrecognized")
>
> def det_bareis(self):
> """Compute matrix determinant using Bareis' fraction-free
> @@ -1312,7 +1312,7 @@ class Matrix(object):
>
> """
> if not self.is_square:
> - raise MatrixError
> + raise NonSquareMatrixException()
>
> A, N = self, self.lines
> transforms = [0] * (N-1)
> @@ -1488,12 +1488,12 @@ def hessian(f, varlist):
> m = varlist.cols
> assert varlist.lines == 1
> else:
> - raise "Improper variable list in hessian function"
> + raise ValueError("Improper variable list in hessian function")
> assert m > 0
> try:
> f.diff(varlist[0]) # check differentiability
> except AttributeError:
> - raise "Function %d is not differentiable" % i
> + raise ValueError("Function %d is not differentiable" % i)
> out = zeros(m)
> for i in range(m):
> for j in range(i,m):
> @@ -1511,7 +1511,7 @@ def GramSchmidt(vlist, orthog=False):
> for j in range(i):
> tmp -= vlist[i].project(out[j])
> if tmp == Matrix([[0,0,0]]):
> - raise "GramSchmidt: vector set not linearly independent"
> + raise ValueError("GramSchmidt: vector set not linearly
> independent")
> out.append(tmp)
> if orthog:
> for i in range(len(out)):
> @@ -1763,7 +1763,7 @@ class SMatrix(Matrix):
> self.lines == 3 and self.cols == 1 ) and \
> (b.lines == 1 and b.cols == 3 or \
> b.lines == 3 and b.cols == 1):
> - raise "Dimensions incorrect for cross product"
> + raise ValueError("Dimensions incorrect for cross product")
> else:
> return SMatrix(1,3,((self[1]*b[2] - self[2]*b[1]),
> (self[2]*b[0] - self[0]*b[2]),
> diff --git a/sympy/physics/matrices.py b/sympy/physics/matrices.py
> index d0b864f..69f05db 100644
> --- a/sympy/physics/matrices.py
> +++ b/sympy/physics/matrices.py
> @@ -23,7 +23,7 @@ def msigma(i):
> (0, -1)
> ) )
> else:
> - raise "Invalid Pauli index"
> + raise IndexError("Invalid Pauli index")
> return Matrix(mat)
>
> def mgamma(mu,lower=False):
> @@ -43,7 +43,7 @@ def mgamma(mu,lower=False):
>
> """
> if not mu in [0,1,2,3,5]:
> - raise "Invalid Dirac index"
> + raise IndexError("Invalid Dirac index")
> if mu == 0:
> mat = (
> (1,0,0,0),
> diff --git a/sympy/physics/paulialgebra.py b/sympy/physics/paulialgebra.py
> index b4ca01b..ba53a92 100644
> --- a/sympy/physics/paulialgebra.py
> +++ b/sympy/physics/paulialgebra.py
> @@ -43,7 +43,7 @@ class Pauli(Symbol):
>
> def __new__(cls, i):
> if not i in [1,2,3]:
> - raise "Invalid Pauli index"
> + raise IndexError("Invalid Pauli index")
> obj = Symbol.__new__(cls, "sigma%d"%i, commutative=False)
> obj.i=i
> return obj
> diff --git a/sympy/series/gruntz.py b/sympy/series/gruntz.py
> index 9a3503f..bf5d82c 100644
> --- a/sympy/series/gruntz.py
> +++ b/sympy/series/gruntz.py
> @@ -321,7 +321,7 @@ def sign(e, x):
> return sign(e.args[0] -1, x)
> elif e.is_Add:
> return sign(limitinf(e, x), x)
> - raise "cannot determine the sign of %s"%e
> + raise ValueError("Cannot determine the sign of %s" % e)
>
> �...@debug
> def limitinf(e, x):
> --
> 1.5.6.5
>
>
> >
>
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