Added new function to fetch sundials version after compilation

CHANGELOG

@@ -1,5 +1,8 @@
 --- CHANGELOG ---
 
+--- Assimulo-3.5.x ---
+    * Added get_sundials_version function (import from assimulo.solvers.sundials).
+
 --- Assimulo-3.5.2 ---
     * Allow to build without distutils for Python>=3.12 support
 

src/solvers/sundials.pyx

@@ -45,6 +45,12 @@ include "../lib/sundials_constants.pxi" #Sundials related constants
 include "../lib/sundials_callbacks.pxi"
 include "../lib/sundials_callbacks_ida_cvode.pxi"
 
+_sundials_version = SUNDIALS_VERSION
+
+cpdef get_sundials_version():
+    """Return SUNDIALS version as tuple."""
+    a = 11
+    return _sundials_version
 
 cdef class IDA(Implicit_ODE):
     """

tests/solvers/test_sundials.py

@@ -17,7 +17,7 @@
 
 import nose
 from assimulo import testattr
-from assimulo.solvers.sundials import CVode, IDA, CVodeError
+from assimulo.solvers.sundials import CVode, IDA, CVodeError, get_sundials_version
 from assimulo.problem import Explicit_Problem
 from assimulo.problem import Implicit_Problem
 from assimulo.exception import AssimuloException, TimeLimitExceeded, TerminateSimulation
@@ -1569,3 +1569,9 @@ def test_pbar(self):
 
         nose.tools.assert_almost_equal(imp_sim.pbar[0], 1000.00000,4)
         nose.tools.assert_almost_equal(imp_sim.pbar[1], 100.000000,4)
+
+    @testattr(stddist = True)
+    def test_get_sundials_version(self):
+        """Test fetching the sundials version."""
+        version = get_sundials_version()
+        assert isinstance(version, tuple), "Expected version to be a tuple"