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[bug#33059,v2,3/9] gnu: Add python-slepc4py.

Message ID 1542038441-5738-4-git-send-email-pgarlick@tourbillion-technology.com
State Accepted
Headers show
Series Add the FEniCS Project, v2 patches | expand

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Commit Message

Paul Garlick Nov. 12, 2018, 4 p.m. UTC 
* gnu/packages/maths.scm (python-slepc4py): New variable.
---
 gnu/packages/maths.scm | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
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Patch

diff --git a/gnu/packages/maths.scm b/gnu/packages/maths.scm
index e36a574..b1cddfd 100644
--- a/gnu/packages/maths.scm
+++ b/gnu/packages/maths.scm
@@ -1974,6 +1974,43 @@  arising after the discretization of partial differential equations.")
        ,@(alist-delete "petsc" (package-propagated-inputs slepc-openmpi))))
     (synopsis "Scalable library for eigenproblems (with complex scalars and MPI support)")))
 
+(define-public python-slepc4py
+  (package
+    (name "python-slepc4py")
+    (version "3.9.0")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (pypi-uri "slepc4py" version))
+        (sha256
+          (base32
+            "02xr0vndgibgkz3rgprqk05n3mk5mpgqw550sr4681vcsgz4zvb7"))))
+    (build-system python-build-system)
+    (arguments
+     `(#:phases
+       (modify-phases %standard-phases
+         (add-before 'build 'pre-build
+           (lambda _
+             ;; Define path to PETSc installation.
+             (setenv "PETSC_DIR" (assoc-ref %build-inputs "petsc"))
+             ;; Define path to SLEPc installation.
+             (setenv "SLEPC_DIR" (assoc-ref %build-inputs "slepc"))
+             #t))
+         (add-before 'check 'mpi-setup
+           ,%openmpi-setup))))
+    (inputs
+     `(("python-numpy" ,python-numpy)
+       ("python-petsc4py" ,python-petsc4py)
+       ("slepc" ,slepc-openmpi)))
+    (home-page "https://bitbucket.org/slepc/slepc4py/")
+    (synopsis "Python bindings for SLEPc")
+    (description "SLEPc, the Scalable Library for Eigenvalue Problem
+Computations, is based on PETSc, the Portable, Extensible Toolkit for
+Scientific Computation.  It employs the MPI standard for all
+message-passing communication.  @code{slepc4py} provides Python
+bindings to almost all functions of SLEPc.")
+    (license license:bsd-3)))
+
 (define-public mumps
   (package
     (name "mumps")