Floating point error handling

Setting and getting error handling

method description
seterr([all, divide, over, under, invalid]) Set how floating-point errors are handled.
geterr() Get the current way of handling floating-point errors.
seterrcall(func) Set the floating-point error callback function or log object.
geterrcall() Return the current callback function used on floating-point errors.
errstate(**kwargs) Context manager for floating-point error handling.

Internal functions

method description
seterrobj(errobj) Set the object that defines floating-point error handling.
geterrobj() Return the current object that defines floating-point error handling.