4   #define PETSC_PYTHON_EXE "python"
12   /* get the path for the Python interpreter executable */  in PetscPythonFindExecutable()
14   PetscCall(PetscOptionsGetString(NULL, NULL, "-python", pythonexe, len, &flag));  in PetscPythonFindExecutable()
20 …Python does not appear to have a universal way to indicate the location of Python dynamic library …
29   /* call Python to find out the name of the Python dynamic library */  in PetscPythonFindLibraryName()
35 …PetscCheck(fgets(pythonlib, (int)pl, fp), PETSC_COMM_SELF, PETSC_ERR_PLIB, "Python: bad output fro…  in PetscPythonFindLibraryName()
38   SETERRQ(PETSC_COMM_SELF, PETSC_ERR_LIB, "Python: Aborted due to missing popen()");  in PetscPythonFindLibraryName()
68 … PetscCall(PetscInfo(NULL, "Looking for Python library with \"%s %s\"\n", pythonexe, cmdlines[i]));  in PetscPythonFindLibrary()
72   PetscCall(PetscInfo(NULL, "Python library %s found %d\n", pythonlib, found));  in PetscPythonFindLibrary()
110   /* open the Python dynamic library */  in PetscPythonLoadLibrary()
112   PetscCall(PetscInfo(NULL, "Python: loaded dynamic library %s\n", pythonlib));  in PetscPythonLoadLibrary()
113   /* look required symbols from the Python C-API */  in PetscPythonLoadLibrary()
132 …PetscCheck(Py_None, PETSC_COMM_SELF, PETSC_ERR_LIB, "Python: failed to load symbols from Python dy…  in PetscPythonLoadLibrary()
133 …cCheck(Py_GetVersion, PETSC_COMM_SELF, PETSC_ERR_LIB, "Python: failed to load symbols from Python …  in PetscPythonLoadLibrary()
134 …eck(Py_IsInitialized, PETSC_COMM_SELF, PETSC_ERR_LIB, "Python: failed to load symbols from Python …  in PetscPythonLoadLibrary()
135 …heck(Py_InitializeEx, PETSC_COMM_SELF, PETSC_ERR_LIB, "Python: failed to load symbols from Python …  in PetscPythonLoadLibrary()
136 …tscCheck(Py_Finalize, PETSC_COMM_SELF, PETSC_ERR_LIB, "Python: failed to load symbols from Python …  in PetscPythonLoadLibrary()
137 …PetscCall(PetscInfo(NULL, "Python: all required symbols loaded from Python dynamic library %s\n", …  in PetscPythonLoadLibrary()
146   PetscPythonFinalize - Finalize PETSc for use with Python.
163   PetscPythonInitialize - Initialize Python for use with PETSc and import petsc4py.
166 +  pyexe - path to the Python interpreter executable, or `NULL`.
167 -  pylib - full path to the Python dynamic library, or `NULL`.
170 . -python <exe> - Initializes Python, and optionally takes a Python executable name
182   /* Python executable */  in PetscPythonInitialize()
188   /* Python dynamic library */  in PetscPythonInitialize()
194   /* dynamically load Python library */  in PetscPythonInitialize()
196   /* initialize Python */  in PetscPythonInitialize()
204 …/* initialize Python. Py_InitializeEx() prints an error and EXITS the program if it is not success…  in PetscPythonInitialize()
242     PetscCall(PetscInfo(NULL, "Python initialize completed\n"));  in PetscPythonInitialize()
249     PetscCall(PetscInfo(NULL, "Python: successfully imported module 'petsc4py.PETSc'\n"));  in PetscPythonInitialize()
253     PetscCall(PetscInfo(NULL, "Python: error when importing module 'petsc4py.PETSc'\n"));  in PetscPythonInitialize()
255 …SETERRQ(PETSC_COMM_SELF, PETSC_ERR_PLIB, "Python: could not import module 'petsc4py.PETSc', perhap…  in PetscPythonInitialize()
261   PetscPythonPrintError - Print any current Python errors.
285   PetscPythonMonitorSet - Set a Python monitor for a `PetscObject`
298 …ythonMonitorSet_C, PETSC_COMM_SELF, PETSC_ERR_PLIB, "Couldn't initialize Python support for monito…  in PetscPythonMonitorSet()