Coverage for pySDC/implementations/transfer_classes/TransferMesh_NoCoarse.py: 100%

1from pySDC.core.space_transfer import SpaceTransfer 

2 

3 

4class mesh_to_mesh(SpaceTransfer): 

5 """ 

6 Identity space transfer for levels on the same mesh, copying the data in both directions. 

7 

8 This implementation is for identical fine and coarse meshes: both directions just copy the data. 

9 """ 

10 

11 def restrict(self, F): 

12 """ 

13 Restriction implementation 

14 

15 Args: 

16 F: the fine level data (easier to access than via the fine attribute) 

17 """ 

18 return type(F)(F) 

19 

20 def prolong(self, G): 

21 """ 

22 Prolongation implementation 

23 

24 Args: 

25 G: the coarse level data (easier to access than via the coarse attribute) 

26 """ 

27 return type(G)(G)