petsc4py.typing.MatAssemblySpec# petsc4py.typing.MatAssemblySpec = petsc4py.PETSc.Mat.AssemblyType | bool | None# Matrix assembly specification. Possible values are: Mat.AssemblyType.FINAL Mat.AssemblyType.FLUSH None as Mat.AssemblyType.FINAL False as Mat.AssemblyType.FINAL True as Mat.AssemblyType.FLUSH See also MatAssemblyType