From cc3fc1783735b9d20f0ec73c97c839040ae18691 Mon Sep 17 00:00:00 2001
From: astralm0nke <Sensibaf81632@gmail.com>
Date: Tue, 16 Apr 2024 14:00:26 -0400
Subject: [PATCH] Add .DS_Store to .gitignore and use CuPy for eigsh mode for
 solve fxn in hamiltonian.py

---
 .gitignore             | 2 +-
 qmsolve/hamiltonian.py | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/.gitignore b/.gitignore
index 715b946..8628687 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,7 +4,7 @@
 __pycache__/
 *.py[cod]
 *$py.class
-
+**/.DS_Store
 # C extensions
 *.so
 
diff --git a/qmsolve/hamiltonian.py b/qmsolve/hamiltonian.py
index bb39b42..00b3e58 100644
--- a/qmsolve/hamiltonian.py
+++ b/qmsolve/hamiltonian.py
@@ -85,7 +85,7 @@ def solve(self, max_states: int, method: str = 'eigsh', verbose = False, lobpcg_
         t0 = time.time()
 
         if method == 'eigsh':
-            from scipy.sparse.linalg import eigsh
+            from cupyx.scipy.sparse.linalg import eigsh
 
             # Note: uses shift-invert trick for stability finding low-lying states
             # Ref: https://docs.scipy.org/doc/scipy/reference/tutorial/arpack.html#shift-invert-mode