Skip to content

depletion: fix performance of chain matrix construction #3567

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
GuySten merged 2 commits into from
Sep 11, 2025
Merged

depletion: fix performance of chain matrix construction #3567

Changes from 1 commit
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
fd64d37
depletion: fix performance of chain mat construction
rwcarlsen Sep 10, 2025
1f94bf8
Update openmc/deplete/chain.py
GuySten Sep 11, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
Prev Previous commit
Update openmc/deplete/chain.py
  • Loading branch information
@GuySten
GuySten authored Sep 11, 2025
commit 1f94bf8c1890f8cd46203b5ace196f4478d2f738
4 changes: 2 additions & 2 deletions openmc/deplete/chain.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -629,8 +629,8 @@ def form_matrix(self, rates, fission_yields=None):

n = len(self)

# we accumulate indices and value entries for everything and create the matrix in one at
# the end to avoid expensive index checks scipy otherwise does.
# we accumulate indices and value entries for everything and create the matrix
# in one step at the end to avoid expensive index checks scipy otherwise does.
rows, cols, vals = [], [], []
def setval(i, j, val):
rows.append(i)
Expand Down