ai-content-maker/.venv/Lib/site-packages/sympy/polys/matrices/exceptions.py

68 lines
1.3 KiB
Python
Raw Normal View History

2024-05-03 04:18:51 +03:00
"""
Module to define exceptions to be used in sympy.polys.matrices modules and
classes.
Ideally all exceptions raised in these modules would be defined and documented
here and not e.g. imported from matrices. Also ideally generic exceptions like
ValueError/TypeError would not be raised anywhere.
"""
class DMError(Exception):
"""Base class for errors raised by DomainMatrix"""
pass
class DMBadInputError(DMError):
"""list of lists is inconsistent with shape"""
pass
class DMDomainError(DMError):
"""domains do not match"""
pass
class DMNotAField(DMDomainError):
"""domain is not a field"""
pass
class DMFormatError(DMError):
"""mixed dense/sparse not supported"""
pass
class DMNonInvertibleMatrixError(DMError):
"""The matrix in not invertible"""
pass
class DMRankError(DMError):
"""matrix does not have expected rank"""
pass
class DMShapeError(DMError):
"""shapes are inconsistent"""
pass
class DMNonSquareMatrixError(DMShapeError):
"""The matrix is not square"""
pass
class DMValueError(DMError):
"""The value passed is invalid"""
pass
__all__ = [
'DMError', 'DMBadInputError', 'DMDomainError', 'DMFormatError',
'DMRankError', 'DMShapeError', 'DMNotAField',
'DMNonInvertibleMatrixError', 'DMNonSquareMatrixError', 'DMValueError'
]