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dash-api/lib/python3.11/site-packages/numpy/f2py/rules.py

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2025-09-07 22:09:54 +02:00
"""
Rules for building C/API module with f2py2e.
Here is a skeleton of a new wrapper function (13Dec2001):
wrapper_function(args)
declarations
get_python_arguments, say, `a' and `b'
get_a_from_python
if (successful) {
get_b_from_python
if (successful) {
callfortran
if (successful) {
put_a_to_python
if (successful) {
put_b_to_python
if (successful) {
buildvalue = ...
}
}
}
}
cleanup_b
}
cleanup_a
return buildvalue
Copyright 1999 -- 2011 Pearu Peterson all rights reserved.
Copyright 2011 -- present NumPy Developers.
Permission to use, modify, and distribute this software is given under the
terms of the NumPy License.
NO WARRANTY IS EXPRESSED OR IMPLIED. USE AT YOUR OWN RISK.
"""
import copy
import os
import sys
import time
from pathlib import Path
# __version__.version is now the same as the NumPy version
from . import (
__version__,
capi_maps,
cfuncs,
common_rules,
f90mod_rules,
func2subr,
use_rules,
)
from .auxfuncs import (
applyrules,
debugcapi,
dictappend,
errmess,
gentitle,
getargs2,
hascallstatement,
hasexternals,
hasinitvalue,
hasnote,
hasresultnote,
isarray,
isarrayofstrings,
isattr_value,
ischaracter,
ischaracter_or_characterarray,
ischaracterarray,
iscomplex,
iscomplexarray,
iscomplexfunction,
iscomplexfunction_warn,
isdummyroutine,
isexternal,
isfunction,
isfunction_wrap,
isint1,
isint1array,
isintent_aux,
isintent_c,
isintent_callback,
isintent_copy,
isintent_hide,
isintent_inout,
isintent_nothide,
isintent_out,
isintent_overwrite,
islogical,
islong_complex,
islong_double,
islong_doublefunction,
islong_long,
islong_longfunction,
ismoduleroutine,
isoptional,
isrequired,
isscalar,
issigned_long_longarray,
isstring,
isstringarray,
isstringfunction,
issubroutine,
issubroutine_wrap,
isthreadsafe,
isunsigned,
isunsigned_char,
isunsigned_chararray,
isunsigned_long_long,
isunsigned_long_longarray,
isunsigned_short,
isunsigned_shortarray,
l_and,
l_not,
l_or,
outmess,
replace,
requiresf90wrapper,
stripcomma,
)
f2py_version = __version__.version
numpy_version = __version__.version
options = {}
sepdict = {}
# for k in ['need_cfuncs']: sepdict[k]=','
for k in ['decl',
'frompyobj',
'cleanupfrompyobj',
'topyarr', 'method',
'pyobjfrom', 'closepyobjfrom',
'freemem',
'userincludes',
'includes0', 'includes', 'typedefs', 'typedefs_generated',
'cppmacros', 'cfuncs', 'callbacks',
'latexdoc',
'restdoc',
'routine_defs', 'externroutines',
'initf2pywraphooks',
'commonhooks', 'initcommonhooks',
'f90modhooks', 'initf90modhooks']:
sepdict[k] = '\n'
#################### Rules for C/API module #################
generationtime = int(os.environ.get('SOURCE_DATE_EPOCH', time.time()))
module_rules = {
'modulebody': """\
/* File: #modulename#module.c
* This file is auto-generated with f2py (version:#f2py_version#).
* f2py is a Fortran to Python Interface Generator (FPIG), Second Edition,
* written by Pearu Peterson <pearu@cens.ioc.ee>.
* Generation date: """ + time.asctime(time.gmtime(generationtime)) + """
* Do not edit this file directly unless you know what you are doing!!!
*/
#ifdef __cplusplus
extern \"C\" {
#endif
#ifndef PY_SSIZE_T_CLEAN
#define PY_SSIZE_T_CLEAN
#endif /* PY_SSIZE_T_CLEAN */
/* Unconditionally included */
#include <Python.h>
#include <numpy/npy_os.h>
""" + gentitle("See f2py2e/cfuncs.py: includes") + """
#includes#
#includes0#
""" + gentitle("See f2py2e/rules.py: mod_rules['modulebody']") + """
static PyObject *#modulename#_error;
static PyObject *#modulename#_module;
""" + gentitle("See f2py2e/cfuncs.py: typedefs") + """
#typedefs#
""" + gentitle("See f2py2e/cfuncs.py: typedefs_generated") + """
#typedefs_generated#
""" + gentitle("See f2py2e/cfuncs.py: cppmacros") + """
#cppmacros#
""" + gentitle("See f2py2e/cfuncs.py: cfuncs") + """
#cfuncs#
""" + gentitle("See f2py2e/cfuncs.py: userincludes") + """
#userincludes#
""" + gentitle("See f2py2e/capi_rules.py: usercode") + """
#usercode#
/* See f2py2e/rules.py */
#externroutines#
""" + gentitle("See f2py2e/capi_rules.py: usercode1") + """
#usercode1#
""" + gentitle("See f2py2e/cb_rules.py: buildcallback") + """
#callbacks#
""" + gentitle("See f2py2e/rules.py: buildapi") + """
#body#
""" + gentitle("See f2py2e/f90mod_rules.py: buildhooks") + """
#f90modhooks#
""" + gentitle("See f2py2e/rules.py: module_rules['modulebody']") + """
""" + gentitle("See f2py2e/common_rules.py: buildhooks") + """
#commonhooks#
""" + gentitle("See f2py2e/rules.py") + """
static FortranDataDef f2py_routine_defs[] = {
#routine_defs#
{NULL}
};
static PyMethodDef f2py_module_methods[] = {
#pymethoddef#
{NULL,NULL}
};
static struct PyModuleDef moduledef = {
PyModuleDef_HEAD_INIT,
"#modulename#",
NULL,
-1,
f2py_module_methods,
NULL,
NULL,
NULL,
NULL
};
PyMODINIT_FUNC PyInit_#modulename#(void) {
int i;
PyObject *m,*d, *s, *tmp;
m = #modulename#_module = PyModule_Create(&moduledef);
Py_SET_TYPE(&PyFortran_Type, &PyType_Type);
import_array();
if (PyErr_Occurred())
{PyErr_SetString(PyExc_ImportError, \"can't initialize module #modulename# (failed to import numpy)\"); return m;}
d = PyModule_GetDict(m);
s = PyUnicode_FromString(\"#f2py_version#\");
PyDict_SetItemString(d, \"__version__\", s);
Py_DECREF(s);
s = PyUnicode_FromString(
\"This module '#modulename#' is auto-generated with f2py (version:#f2py_version#).\\nFunctions:\\n\"\n#docs#\".\");
PyDict_SetItemString(d, \"__doc__\", s);
Py_DECREF(s);
s = PyUnicode_FromString(\"""" + numpy_version + """\");
PyDict_SetItemString(d, \"__f2py_numpy_version__\", s);
Py_DECREF(s);
#modulename#_error = PyErr_NewException (\"#modulename#.error\", NULL, NULL);
/*
* Store the error object inside the dict, so that it could get deallocated.
* (in practice, this is a module, so it likely will not and cannot.)
*/
PyDict_SetItemString(d, \"_#modulename#_error\", #modulename#_error);
Py_DECREF(#modulename#_error);
for(i=0;f2py_routine_defs[i].name!=NULL;i++) {
tmp = PyFortranObject_NewAsAttr(&f2py_routine_defs[i]);
PyDict_SetItemString(d, f2py_routine_defs[i].name, tmp);
Py_DECREF(tmp);
}
#initf2pywraphooks#
#initf90modhooks#
#initcommonhooks#
#interface_usercode#
#if Py_GIL_DISABLED
// signal whether this module supports running with the GIL disabled
PyUnstable_Module_SetGIL(m , #gil_used#);
#endif
#ifdef F2PY_REPORT_ATEXIT
if (! PyErr_Occurred())
on_exit(f2py_report_on_exit,(void*)\"#modulename#\");
#endif
if (PyType_Ready(&PyFortran_Type) < 0) {
return NULL;
}
return m;
}
#ifdef __cplusplus
}
#endif
""",
'separatorsfor': {'latexdoc': '\n\n',
'restdoc': '\n\n'},
'latexdoc': ['\\section{Module \\texttt{#texmodulename#}}\n',
'#modnote#\n',
'#latexdoc#'],
'restdoc': ['Module #modulename#\n' + '=' * 80,
'\n#restdoc#']
}
defmod_rules = [
{'body': '/*eof body*/',
'method': '/*eof method*/',
'externroutines': '/*eof externroutines*/',
'routine_defs': '/*eof routine_defs*/',
'initf90modhooks': '/*eof initf90modhooks*/',
'initf2pywraphooks': '/*eof initf2pywraphooks*/',
'initcommonhooks': '/*eof initcommonhooks*/',
'latexdoc': '',
'restdoc': '',
'modnote': {hasnote: '#note#', l_not(hasnote): ''},
}
]
routine_rules = {
'separatorsfor': sepdict,
'body': """
#begintitle#
static char doc_#apiname#[] = \"\\\n#docreturn##name#(#docsignatureshort#)\\n\\nWrapper for ``#name#``.\\\n\\n#docstrsigns#\";
/* #declfortranroutine# */
static PyObject *#apiname#(const PyObject *capi_self,
PyObject *capi_args,
PyObject *capi_keywds,
#functype# (*f2py_func)(#callprotoargument#)) {
PyObject * volatile capi_buildvalue = NULL;
volatile int f2py_success = 1;
#decl#
static char *capi_kwlist[] = {#kwlist##kwlistopt##kwlistxa#NULL};
#usercode#
#routdebugenter#
#ifdef F2PY_REPORT_ATEXIT
f2py_start_clock();
#endif
if (!PyArg_ParseTupleAndKeywords(capi_args,capi_keywds,\\
\"#argformat#|#keyformat##xaformat#:#pyname#\",\\
capi_kwlist#args_capi##keys_capi##keys_xa#))\n return NULL;
#frompyobj#
/*end of frompyobj*/
#ifdef F2PY_REPORT_ATEXIT
f2py_start_call_clock();
#endif
#callfortranroutine#
if (PyErr_Occurred())
f2py_success = 0;
#ifdef F2PY_REPORT_ATEXIT
f2py_stop_call_clock();
#endif
/*end of callfortranroutine*/
if (f2py_success) {
#pyobjfrom#
/*end of pyobjfrom*/
CFUNCSMESS(\"Building return value.\\n\");
capi_buildvalue = Py_BuildValue(\"#returnformat#\"#return#);
/*closepyobjfrom*/
#closepyobjfrom#
} /*if (f2py_success) after callfortranroutine*/
/*cleanupfrompyobj*/
#cleanupfrompyobj#
if (capi_buildvalue == NULL) {
#routdebugfailure#
} else {
#routdebugleave#
}
CFUNCSMESS(\"Freeing memory.\\n\");
#freemem#
#ifdef F2PY_REPORT_ATEXIT
f2py_stop_clock();
#endif
return capi_buildvalue;
}
#endtitle#
""",
'routine_defs': '#routine_def#',
'initf2pywraphooks': '#initf2pywraphook#',
'externroutines': '#declfortranroutine#',
'doc': '#docreturn##name#(#docsignature#)',
'docshort': '#docreturn##name#(#docsignatureshort#)',
'docs': '" #docreturn##name#(#docsignature#)\\n"\n',
'need': ['arrayobject.h', 'CFUNCSMESS', 'MINMAX'],
'cppmacros': {debugcapi: '#define DEBUGCFUNCS'},
'latexdoc': ['\\subsection{Wrapper function \\texttt{#texname#}}\n',
"""
\\noindent{{}\\verb@#docreturn##name#@{}}\\texttt{(#latexdocsignatureshort#)}
#routnote#
#latexdocstrsigns#
"""],
'restdoc': ['Wrapped function ``#name#``\n' + '-' * 80,
]
}
################## Rules for C/API function ##############
rout_rules = [
{ # Init
'separatorsfor': {'callfortranroutine': '\n', 'routdebugenter': '\n', 'decl': '\n',
'routdebugleave': '\n', 'routdebugfailure': '\n',
'setjmpbuf': ' || ',
'docstrreq': '\n', 'docstropt': '\n', 'docstrout': '\n',
'docstrcbs': '\n', 'docstrsigns': '\\n"\n"',
'latexdocstrsigns': '\n',
'latexdocstrreq': '\n', 'latexdocstropt': '\n',
'latexdocstrout': '\n', 'latexdocstrcbs': '\n',
},
'kwlist': '', 'kwlistopt': '', 'callfortran': '', 'callfortranappend': '',
'docsign': '', 'docsignopt': '', 'decl': '/*decl*/',
'freemem': '/*freemem*/',
'docsignshort': '', 'docsignoptshort': '',
'docstrsigns': '', 'latexdocstrsigns': '',
'docstrreq': '\\nParameters\\n----------',
'docstropt': '\\nOther Parameters\\n----------------',
'docstrout': '\\nReturns\\n-------',
'docstrcbs': '\\nNotes\\n-----\\nCall-back functions::\\n',
'latexdocstrreq': '\\noindent Required arguments:',
'latexdocstropt': '\\noindent Optional arguments:',
'latexdocstrout': '\\noindent Return objects:',
'latexdocstrcbs': '\\noindent Call-back functions:',
'args_capi': '', 'keys_capi': '', 'functype': '',
'frompyobj': '/*frompyobj*/',
# this list will be reversed
'cleanupfrompyobj': ['/*end of cleanupfrompyobj*/'],
'pyobjfrom': '/*pyobjfrom*/',
# this list will be reversed
'closepyobjfrom': ['/*end of closepyobjfrom*/'],
'topyarr': '/*topyarr*/', 'routdebugleave': '/*routdebugleave*/',
'routdebugenter': '/*routdebugenter*/',
'routdebugfailure': '/*routdebugfailure*/',
'callfortranroutine': '/*callfortranroutine*/',
'argformat': '', 'keyformat': '', 'need_cfuncs': '',
'docreturn': '', 'return': '', 'returnformat': '', 'rformat': '',
'kwlistxa': '', 'keys_xa': '', 'xaformat': '', 'docsignxa': '', 'docsignxashort': '',
'initf2pywraphook': '',
'routnote': {hasnote: '--- #note#', l_not(hasnote): ''},
}, {
'apiname': 'f2py_rout_#modulename#_#name#',
'pyname': '#modulename#.#name#',
'decl': '',
'_check': l_not(ismoduleroutine)
}, {
'apiname': 'f2py_rout_#modulename#_#f90modulename#_#name#',
'pyname': '#modulename#.#f90modulename#.#name#',
'decl': '',
'_check': ismoduleroutine
}, { # Subroutine
'functype': 'void',
'declfortranroutine': {l_and(l_not(l_or(ismoduleroutine, isintent_c)), l_not(isdummyroutine)): 'extern void #F_FUNC#(#fortranname#,#FORTRANNAME#)(#callprotoargument#);',
l_and(l_not(ismoduleroutine), isintent_c, l_not(isdummyroutine)): 'extern void #fortranname#(#callprotoargument#);',
ismoduleroutine: '',
isdummyroutine: ''
},
'routine_def': {
l_not(l_or(ismoduleroutine, isintent_c, isdummyroutine)):
' {\"#name#\",-1,{{-1}},0,0,(char *)'
' #F_FUNC#(#fortranname#,#FORTRANNAME#),'
' (f2py_init_func)#apiname#,doc_#apiname#},',
l_and(l_not(ismoduleroutine), isintent_c, l_not(isdummyroutine)):
' {\"#name#\",-1,{{-1}},0,0,(char *)#fortranname#,'
' (f2py_init_func)#apiname#,doc_#apiname#},',
l_and(l_not(ismoduleroutine), isdummyroutine):
' {\"#name#\",-1,{{-1}},0,0,NULL,'
' (f2py_init_func)#apiname#,doc_#apiname#},',
},
'need': {l_and(l_not(l_or(ismoduleroutine, isintent_c)), l_not(isdummyroutine)): 'F_FUNC'},
'callfortranroutine': [
{debugcapi: [
""" fprintf(stderr,\"debug-capi:Fortran subroutine `#fortranname#(#callfortran#)\'\\n\");"""]},
{hasexternals: """\
if (#setjmpbuf#) {
f2py_success = 0;
} else {"""},
{isthreadsafe: ' Py_BEGIN_ALLOW_THREADS'},
{hascallstatement: ''' #callstatement#;
/*(*f2py_func)(#callfortran#);*/'''},
{l_not(l_or(hascallstatement, isdummyroutine))
: ' (*f2py_func)(#callfortran#);'},
{isthreadsafe: ' Py_END_ALLOW_THREADS'},
{hasexternals: """ }"""}
],
'_check': l_and(issubroutine, l_not(issubroutine_wrap)),
}, { # Wrapped function
'functype': 'void',
'declfortranroutine': {l_not(l_or(ismoduleroutine, isdummyroutine)): 'extern void #F_WRAPPEDFUNC#(#name_lower#,#NAME#)(#callprotoargument#);',
isdummyroutine: '',
},
'routine_def': {
l_not(l_or(ismoduleroutine, isdummyroutine)):
' {\"#name#\",-1,{{-1}},0,0,(char *)'
' #F_WRAPPEDFUNC#(#name_lower#,#NAME#),'
' (f2py_init_func)#apiname#,doc_#apiname#},',
isdummyroutine:
' {\"#name#\",-1,{{-1}},0,0,NULL,'
' (f2py_init_func)#apiname#,doc_#apiname#},',
},
'initf2pywraphook': {l_not(l_or(ismoduleroutine, isdummyroutine)): '''
{
extern #ctype# #F_FUNC#(#name_lower#,#NAME#)(void);
PyObject* o = PyDict_GetItemString(d,"#name#");
tmp = F2PyCapsule_FromVoidPtr((void*)#F_WRAPPEDFUNC#(#name_lower#,#NAME#),NULL);
PyObject_SetAttrString(o,"_cpointer", tmp);
Py_DECREF(tmp);
s = PyUnicode_FromString("#name#");
PyObject_SetAttrString(o,"__name__", s);
Py_DECREF(s);
}
'''},
'need': {l_not(l_or(ismoduleroutine, isdummyroutine)): ['F_WRAPPEDFUNC', 'F_FUNC']},
'callfortranroutine': [
{debugcapi: [
""" fprintf(stderr,\"debug-capi:Fortran subroutine `f2pywrap#name_lower#(#callfortran#)\'\\n\");"""]},
{hasexternals: """\
if (#setjmpbuf#) {
f2py_success = 0;
} else {"""},
{isthreadsafe: ' Py_BEGIN_ALLOW_THREADS'},
{l_not(l_or(hascallstatement, isdummyroutine))
: ' (*f2py_func)(#callfortran#);'},
{hascallstatement:
' #callstatement#;\n /*(*f2py_func)(#callfortran#);*/'},
{isthreadsafe: ' Py_END_ALLOW_THREADS'},
{hasexternals: ' }'}
],
'_check': isfunction_wrap,
}, { # Wrapped subroutine
'functype': 'void',
'declfortranroutine': {l_not(l_or(ismoduleroutine, isdummyroutine)): 'extern void #F_WRAPPEDFUNC#(#name_lower#,#NAME#)(#callprotoargument#);',
isdummyroutine: '',
},
'routine_def': {
l_not(l_or(ismoduleroutine, isdummyroutine)):
' {\"#name#\",-1,{{-1}},0,0,(char *)'
' #F_WRAPPEDFUNC#(#name_lower#,#NAME#),'
' (f2py_init_func)#apiname#,doc_#apiname#},',
isdummyroutine:
' {\"#name#\",-1,{{-1}},0,0,NULL,'
' (f2py_init_func)#apiname#,doc_#apiname#},',
},
'initf2pywraphook': {l_not(l_or(ismoduleroutine, isdummyroutine)): '''
{
extern void #F_FUNC#(#name_lower#,#NAME#)(void);
PyObject* o = PyDict_GetItemString(d,"#name#");
tmp = F2PyCapsule_FromVoidPtr((void*)#F_FUNC#(#name_lower#,#NAME#),NULL);
PyObject_SetAttrString(o,"_cpointer", tmp);
Py_DECREF(tmp);
s = PyUnicode_FromString("#name#");
PyObject_SetAttrString(o,"__name__", s);
Py_DECREF(s);
}
'''},
'need': {l_not(l_or(ismoduleroutine, isdummyroutine)): ['F_WRAPPEDFUNC', 'F_FUNC']},
'callfortranroutine': [
{debugcapi: [
""" fprintf(stderr,\"debug-capi:Fortran subroutine `f2pywrap#name_lower#(#callfortran#)\'\\n\");"""]},
{hasexternals: """\
if (#setjmpbuf#) {
f2py_success = 0;
} else {"""},
{isthreadsafe: ' Py_BEGIN_ALLOW_THREADS'},
{l_not(l_or(hascallstatement, isdummyroutine))
: ' (*f2py_func)(#callfortran#);'},
{hascallstatement:
' #callstatement#;\n /*(*f2py_func)(#callfortran#);*/'},
{isthreadsafe: ' Py_END_ALLOW_THREADS'},
{hasexternals: ' }'}
],
'_check': issubroutine_wrap,
}, { # Function
'functype': '#ctype#',
'docreturn': {l_not(isintent_hide): '#rname#,'},
'docstrout': '#pydocsignout#',
'latexdocstrout': ['\\item[]{{}\\verb@#pydocsignout#@{}}',
{hasresultnote: '--- #resultnote#'}],
'callfortranroutine': [{l_and(debugcapi, isstringfunction): """\
#ifdef USESCOMPAQFORTRAN
fprintf(stderr,\"debug-capi:Fortran function #ctype# #fortranname#(#callcompaqfortran#)\\n\");
#else
fprintf(stderr,\"debug-capi:Fortran function #ctype# #fortranname#(#callfortran#)\\n\");
#endif
"""},
{l_and(debugcapi, l_not(isstringfunction)): """\
fprintf(stderr,\"debug-capi:Fortran function #ctype# #fortranname#(#callfortran#)\\n\");
"""}
],
'_check': l_and(isfunction, l_not(isfunction_wrap))
}, { # Scalar function
'declfortranroutine': {l_and(l_not(l_or(ismoduleroutine, isintent_c)), l_not(isdummyroutine)): 'extern #ctype# #F_FUNC#(#fortranname#,#FORTRANNAME#)(#callprotoargument#);',
l_and(l_not(ismoduleroutine), isintent_c, l_not(isdummyroutine)): 'extern #ctype# #fortranname#(#callprotoargument#);',
isdummyroutine: ''
},
'routine_def': {
l_and(l_not(l_or(ismoduleroutine, isintent_c)),
l_not(isdummyroutine)):
(' {\"#name#\",-1,{{-1}},0,0,(char *)'
' #F_FUNC#(#fortranname#,#FORTRANNAME#),'
' (f2py_init_func)#apiname#,doc_#apiname#},'),
l_and(l_not(ismoduleroutine), isintent_c, l_not(isdummyroutine)):
(' {\"#name#\",-1,{{-1}},0,0,(char *)#fortranname#,'
' (f2py_init_func)#apiname#,doc_#apiname#},'),
isdummyroutine:
' {\"#name#\",-1,{{-1}},0,0,NULL,'
'(f2py_init_func)#apiname#,doc_#apiname#},',
},
'decl': [{iscomplexfunction_warn: ' #ctype# #name#_return_value={0,0};',
l_not(iscomplexfunction): ' #ctype# #name#_return_value=0;'},
{iscomplexfunction:
' PyObject *#name#_return_value_capi = Py_None;'}
],
'callfortranroutine': [
{hasexternals: """\
if (#setjmpbuf#) {
f2py_success = 0;
} else {"""},
{isthreadsafe: ' Py_BEGIN_ALLOW_THREADS'},
{hascallstatement: ''' #callstatement#;
/* #name#_return_value = (*f2py_func)(#callfortran#);*/
'''},
{l_not(l_or(hascallstatement, isdummyroutine))
: ' #name#_return_value = (*f2py_func)(#callfortran#);'},
{isthreadsafe: ' Py_END_ALLOW_THREADS'},
{hasexternals: ' }'},
{l_and(debugcapi, iscomplexfunction)
: ' fprintf(stderr,"#routdebugshowvalue#\\n",#name#_return_value.r,#name#_return_value.i);'},
{l_and(debugcapi, l_not(iscomplexfunction)): ' fprintf(stderr,"#routdebugshowvalue#\\n",#name#_return_value);'}],
'pyobjfrom': {iscomplexfunction: ' #name#_return_value_capi = pyobj_from_#ctype#1(#name#_return_value);'},
'need': [{l_not(isdummyroutine): 'F_FUNC'},
{iscomplexfunction: 'pyobj_from_#ctype#1'},
{islong_longfunction: 'long_long'},
{islong_doublefunction: 'long_double'}],
'returnformat': {l_not(isintent_hide): '#rformat#'},
'return': {iscomplexfunction: ',#name#_return_value_capi',
l_not(l_or(iscomplexfunction, isintent_hide)): ',#name#_return_value'},
'_check': l_and(isfunction, l_not(isstringfunction), l_not(isfunction_wrap))
}, { # String function # in use for --no-wrap
'declfortranroutine': 'extern void #F_FUNC#(#fortranname#,#FORTRANNAME#)(#callprotoargument#);',
'routine_def': {l_not(l_or(ismoduleroutine, isintent_c)):
' {\"#name#\",-1,{{-1}},0,0,(char *)#F_FUNC#(#fortranname#,#FORTRANNAME#),(f2py_init_func)#apiname#,doc_#apiname#},',
l_and(l_not(ismoduleroutine), isintent_c):
' {\"#name#\",-1,{{-1}},0,0,(char *)#fortranname#,(f2py_init_func)#apiname#,doc_#apiname#},'
},
'decl': [' #ctype# #name#_return_value = NULL;',
' int #name#_return_value_len = 0;'],
'callfortran': '#name#_return_value,#name#_return_value_len,',
'callfortranroutine': [' #name#_return_value_len = #rlength#;',
' if ((#name#_return_value = (string)malloc(#name#_return_value_len+1) == NULL) {',
' PyErr_SetString(PyExc_MemoryError, \"out of memory\");',
' f2py_success = 0;',
' } else {',
" (#name#_return_value)[#name#_return_value_len] = '\\0';",
' }',
' if (f2py_success) {',
{hasexternals: """\
if (#setjmpbuf#) {
f2py_success = 0;
} else {"""},
{isthreadsafe: ' Py_BEGIN_ALLOW_THREADS'},
"""\
#ifdef USESCOMPAQFORTRAN
(*f2py_func)(#callcompaqfortran#);
#else
(*f2py_func)(#callfortran#);
#endif
""",
{isthreadsafe: ' Py_END_ALLOW_THREADS'},
{hasexternals: ' }'},
{debugcapi:
' fprintf(stderr,"#routdebugshowvalue#\\n",#name#_return_value_len,#name#_return_value);'},
' } /* if (f2py_success) after (string)malloc */',
],
'returnformat': '#rformat#',
'return': ',#name#_return_value',
'freemem': ' STRINGFREE(#name#_return_value);',
'need': ['F_FUNC', '#ctype#', 'STRINGFREE'],
'_check': l_and(isstringfunction, l_not(isfunction_wrap)) # ???obsolete
},
{ # Debugging
'routdebugenter': ' fprintf(stderr,"debug-capi:Python C/API function #modulename#.#name#(#docsignature#)\\n");',
'routdebugleave': ' fprintf(stderr,"debug-capi:Python C/API function #modulename#.#name#: successful.\\n");',
'routdebugfailure': ' fprintf(stderr,"debug-capi:Python C/API function #modulename#.#name#: failure.\\n");',
'_check': debugcapi
}
]
################ Rules for arguments ##################
typedef_need_dict = {islong_long: 'long_long',
islong_double: 'long_double',
islong_complex: 'complex_long_double',
isunsigned_char: 'unsigned_char',
isunsigned_short: 'unsigned_short',
isunsigned: 'unsigned',
isunsigned_long_long: 'unsigned_long_long',
isunsigned_chararray: 'unsigned_char',
isunsigned_shortarray: 'unsigned_short',
isunsigned_long_longarray: 'unsigned_long_long',
issigned_long_longarray: 'long_long',
isint1: 'signed_char',
ischaracter_or_characterarray: 'character',
}
aux_rules = [
{
'separatorsfor': sepdict
},
{ # Common
'frompyobj': [' /* Processing auxiliary variable #varname# */',
{debugcapi: ' fprintf(stderr,"#vardebuginfo#\\n");'}, ],
'cleanupfrompyobj': ' /* End of cleaning variable #varname# */',
'need': typedef_need_dict,
},
# Scalars (not complex)
{ # Common
'decl': ' #ctype# #varname# = 0;',
'need': {hasinitvalue: 'math.h'},
'frompyobj': {hasinitvalue: ' #varname# = #init#;'},
'_check': l_and(isscalar, l_not(iscomplex)),
},
{
'return': ',#varname#',
'docstrout': '#pydocsignout#',
'docreturn': '#outvarname#,',
'returnformat': '#varrformat#',
'_check': l_and(isscalar, l_not(iscomplex), isintent_out),
},
# Complex scalars
{ # Common
'decl': ' #ctype# #varname#;',
'frompyobj': {hasinitvalue: ' #varname#.r = #init.r#, #varname#.i = #init.i#;'},
'_check': iscomplex
},
# String
{ # Common
'decl': [' #ctype# #varname# = NULL;',
' int slen(#varname#);',
],
'need': ['len..'],
'_check': isstring
},
# Array
{ # Common
'decl': [' #ctype# *#varname# = NULL;',
' npy_intp #varname#_Dims[#rank#] = {#rank*[-1]#};',
' const int #varname#_Rank = #rank#;',
],
'need': ['len..', {hasinitvalue: 'forcomb'}, {hasinitvalue: 'CFUNCSMESS'}],
'_check': isarray
},
# Scalararray
{ # Common
'_check': l_and(isarray, l_not(iscomplexarray))
}, { # Not hidden
'_check': l_and(isarray, l_not(iscomplexarray), isintent_nothide)
},
# Integer*1 array
{'need': '#ctype#',
'_check': isint1array,
'_depend': ''
},
# Integer*-1 array
{'need': '#ctype#',
'_check': l_or(isunsigned_chararray, isunsigned_char),
'_depend': ''
},
# Integer*-2 array
{'need': '#ctype#',
'_check': isunsigned_shortarray,
'_depend': ''
},
# Integer*-8 array
{'need': '#ctype#',
'_check': isunsigned_long_longarray,
'_depend': ''
},
# Complexarray
{'need': '#ctype#',
'_check': iscomplexarray,
'_depend': ''
},
# Stringarray
{
'callfortranappend': {isarrayofstrings: 'flen(#varname#),'},
'need': 'string',
'_check': isstringarray
}
]
arg_rules = [
{
'separatorsfor': sepdict
},
{ # Common
'frompyobj': [' /* Processing variable #varname# */',
{debugcapi: ' fprintf(stderr,"#vardebuginfo#\\n");'}, ],
'cleanupfrompyobj': ' /* End of cleaning variable #varname# */',
'_depend': '',
'need': typedef_need_dict,
},
# Doc signatures
{
'docstropt': {l_and(isoptional, isintent_nothide): '#pydocsign#'},
'docstrreq': {l_and(isrequired, isintent_nothide): '#pydocsign#'},
'docstrout': {isintent_out: '#pydocsignout#'},
'latexdocstropt': {l_and(isoptional, isintent_nothide): ['\\item[]{{}\\verb@#pydocsign#@{}}',
{hasnote: '--- #note#'}]},
'latexdocstrreq': {l_and(isrequired, isintent_nothide): ['\\item[]{{}\\verb@#pydocsign#@{}}',
{hasnote: '--- #note#'}]},
'latexdocstrout': {isintent_out: ['\\item[]{{}\\verb@#pydocsignout#@{}}',
{l_and(hasnote, isintent_hide): '--- #note#',
l_and(hasnote, isintent_nothide): '--- See above.'}]},
'depend': ''
},
# Required/Optional arguments
{
'kwlist': '"#varname#",',
'docsign': '#varname#,',
'_check': l_and(isintent_nothide, l_not(isoptional))
},
{
'kwlistopt': '"#varname#",',
'docsignopt': '#varname#=#showinit#,',
'docsignoptshort': '#varname#,',
'_check': l_and(isintent_nothide, isoptional)
},
# Docstring/BuildValue
{
'docreturn': '#outvarname#,',
'returnformat': '#varrformat#',
'_check': isintent_out
},
# Externals (call-back functions)
{ # Common
'docsignxa': {isintent_nothide: '#varname#_extra_args=(),'},
'docsignxashort': {isintent_nothide: '#varname#_extra_args,'},
'docstropt': {isintent_nothide: '#varname#_extra_args : input tuple, optional\\n Default: ()'},
'docstrcbs': '#cbdocstr#',
'latexdocstrcbs': '\\item[] #cblatexdocstr#',
'latexdocstropt': {isintent_nothide: '\\item[]{{}\\verb@#varname#_extra_args := () input tuple@{}} --- Extra arguments for call-back function {{}\\verb@#varname#@{}}.'},
'decl': [' #cbname#_t #varname#_cb = { Py_None, NULL, 0 };',
' #cbname#_t *#varname#_cb_ptr = &#varname#_cb;',
' PyTupleObject *#varname#_xa_capi = NULL;',
{l_not(isintent_callback):
' #cbname#_typedef #varname#_cptr;'}
],
'kwlistxa': {isintent_nothide: '"#varname#_extra_args",'},
'argformat': {isrequired: 'O'},
'keyformat': {isoptional: 'O'},
'xaformat': {isintent_nothide: 'O!'},
'args_capi': {isrequired: ',&#varname#_cb.capi'},
'keys_capi': {isoptional: ',&#varname#_cb.capi'},
'keys_xa': ',&PyTuple_Type,&#varname#_xa_capi',
'setjmpbuf': '(setjmp(#varname#_cb.jmpbuf))',
'callfortran': {l_not(isintent_callback): '#varname#_cptr,'},
'need': ['#cbname#', 'setjmp.h'],
'_check': isexternal
},
{
'frompyobj': [{l_not(isintent_callback): """\
if(F2PyCapsule_Check(#varname#_cb.capi)) {
#varname#_cptr = F2PyCapsule_AsVoidPtr(#varname#_cb.capi);
} else {
#varname#_cptr = #cbname#;
}
"""}, {isintent_callback: """\
if (#varname#_cb.capi==Py_None) {
#varname#_cb.capi = PyObject_GetAttrString(#modulename#_module,\"#varname#\");
if (#varname#_cb.capi) {
if (#varname#_xa_capi==NULL) {
if (PyObject_HasAttrString(#modulename#_module,\"#varname#_extra_args\")) {
PyObject* capi_tmp = PyObject_GetAttrString(#modulename#_module,\"#varname#_extra_args\");
if (capi_tmp) {
#varname#_xa_capi = (PyTupleObject *)PySequence_Tuple(capi_tmp);
Py_DECREF(capi_tmp);
}
else {
#varname#_xa_capi = (PyTupleObject *)Py_BuildValue(\"()\");
}
if (#varname#_xa_capi==NULL) {
PyErr_SetString(#modulename#_error,\"Failed to convert #modulename#.#varname#_extra_args to tuple.\\n\");
return NULL;
}
}
}
}
if (#varname#_cb.capi==NULL) {
PyErr_SetString(#modulename#_error,\"Callback #varname# not defined (as an argument or module #modulename# attribute).\\n\");
return NULL;
}
}
"""},
"""\
if (create_cb_arglist(#varname#_cb.capi,#varname#_xa_capi,#maxnofargs#,#nofoptargs#,&#varname#_cb.nofargs,&#varname#_cb.args_capi,\"failed in processing argument list for call-back #varname#.\")) {
""",
{debugcapi: ["""\
fprintf(stderr,\"debug-capi:Assuming %d arguments; at most #maxnofargs#(-#nofoptargs#) is expected.\\n\",#varname#_cb.nofargs);
CFUNCSMESSPY(\"for #varname#=\",#varname#_cb.capi);""",
{l_not(isintent_callback): """ fprintf(stderr,\"#vardebugshowvalue# (call-back in C).\\n\",#cbname#);"""}]},
"""\
CFUNCSMESS(\"Saving callback variables for `#varname#`.\\n\");
#varname#_cb_ptr = swap_active_#cbname#(#varname#_cb_ptr);""",
],
'cleanupfrompyobj':
"""\
CFUNCSMESS(\"Restoring callback variables for `#varname#`.\\n\");
#varname#_cb_ptr = swap_active_#cbname#(#varname#_cb_ptr);
Py_DECREF(#varname#_cb.args_capi);
}""",
'need': ['SWAP', 'create_cb_arglist'],
'_check': isexternal,
'_depend': ''
},
# Scalars (not complex)
{ # Common
'decl': ' #ctype# #varname# = 0;',
'pyobjfrom': {debugcapi: ' fprintf(stderr,"#vardebugshowvalue#\\n",#varname#);'},
'callfortran': {l_or(isintent_c, isattr_value): '#varname#,', l_not(l_or(isintent_c, isattr_value)): '&#varname#,'},
'return': {isintent_out: ',#varname#'},
'_check': l_and(isscalar, l_not(iscomplex))
}, {
'need': {hasinitvalue: 'math.h'},
'_check': l_and(isscalar, l_not(iscomplex)),
}, { # Not hidden
'decl': ' PyObject *#varname#_capi = Py_None;',
'argformat': {isrequired: 'O'},
'keyformat': {isoptional: 'O'},
'args_capi': {isrequired: ',&#varname#_capi'},
'keys_capi': {isoptional: ',&#varname#_capi'},
'pyobjfrom': {isintent_inout: """\
f2py_success = try_pyarr_from_#ctype#(#varname#_capi,&#varname#);
if (f2py_success) {"""},
'closepyobjfrom': {isintent_inout: " } /*if (f2py_success) of #varname# pyobjfrom*/"},
'need': {isintent_inout: 'try_pyarr_from_#ctype#'},
'_check': l_and(isscalar, l_not(iscomplex), l_not(isstring),
isintent_nothide)
}, {
'frompyobj': [
# hasinitvalue...
# if pyobj is None:
# varname = init
# else
# from_pyobj(varname)
#
# isoptional and noinitvalue...
# if pyobj is not None:
# from_pyobj(varname)
# else:
# varname is uninitialized
#
# ...
# from_pyobj(varname)
#
{hasinitvalue: ' if (#varname#_capi == Py_None) #varname# = #init#; else',
'_depend': ''},
{l_and(isoptional, l_not(hasinitvalue)): ' if (#varname#_capi != Py_None)',
'_depend': ''},
{l_not(islogical): '''\
f2py_success = #ctype#_from_pyobj(&#varname#,#varname#_capi,"#pyname#() #nth# (#varname#) can\'t be converted to #ctype#");
if (f2py_success) {'''},
{islogical: '''\
#varname# = (#ctype#)PyObject_IsTrue(#varname#_capi);
f2py_success = 1;
if (f2py_success) {'''},
],
'cleanupfrompyobj': ' } /*if (f2py_success) of #varname#*/',
'need': {l_not(islogical): '#ctype#_from_pyobj'},
'_check': l_and(isscalar, l_not(iscomplex), isintent_nothide),
'_depend': ''
}, { # Hidden
'frompyobj': {hasinitvalue: ' #varname# = #init#;'},
'need': typedef_need_dict,
'_check': l_and(isscalar, l_not(iscomplex), isintent_hide),
'_depend': ''
}, { # Common
'frompyobj': {debugcapi: ' fprintf(stderr,"#vardebugshowvalue#\\n",#varname#);'},
'_check': l_and(isscalar, l_not(iscomplex)),
'_depend': ''
},
# Complex scalars
{ # Common
'decl': ' #ctype# #varname#;',
'callfortran': {isintent_c: '#varname#,', l_not(isintent_c): '&#varname#,'},
'pyobjfrom': {debugcapi: ' fprintf(stderr,"#vardebugshowvalue#\\n",#varname#.r,#varname#.i);'},
'return': {isintent_out: ',#varname#_capi'},
'_check': iscomplex
}, { # Not hidden
'decl': ' PyObject *#varname#_capi = Py_None;',
'argformat': {isrequired: 'O'},
'keyformat': {isoptional: 'O'},
'args_capi': {isrequired: ',&#varname#_capi'},
'keys_capi': {isoptional: ',&#varname#_capi'},
'need': {isintent_inout: 'try_pyarr_from_#ctype#'},
'pyobjfrom': {isintent_inout: """\
f2py_success = try_pyarr_from_#ctype#(#varname#_capi,&#varname#);
if (f2py_success) {"""},
'closepyobjfrom': {isintent_inout: " } /*if (f2py_success) of #varname# pyobjfrom*/"},
'_check': l_and(iscomplex, isintent_nothide)
}, {
'frompyobj': [{hasinitvalue: ' if (#varname#_capi==Py_None) {#varname#.r = #init.r#, #varname#.i = #init.i#;} else'},
{l_and(isoptional, l_not(hasinitvalue))
: ' if (#varname#_capi != Py_None)'},
' f2py_success = #ctype#_from_pyobj(&#varname#,#varname#_capi,"#pyname#() #nth# (#varname#) can\'t be converted to #ctype#");'
'\n if (f2py_success) {'],
'cleanupfrompyobj': ' } /*if (f2py_success) of #varname# frompyobj*/',
'need': ['#ctype#_from_pyobj'],
'_check': l_and(iscomplex, isintent_nothide),
'_depend': ''
}, { # Hidden
'decl': {isintent_out: ' PyObject *#varname#_capi = Py_None;'},
'_check': l_and(iscomplex, isintent_hide)
}, {
'frompyobj': {hasinitvalue: ' #varname#.r = #init.r#, #varname#.i = #init.i#;'},
'_check': l_and(iscomplex, isintent_hide),
'_depend': ''
}, { # Common
'pyobjfrom': {isintent_out: ' #varname#_capi = pyobj_from_#ctype#1(#varname#);'},
'need': ['pyobj_from_#ctype#1'],
'_check': iscomplex
}, {
'frompyobj': {debugcapi: ' fprintf(stderr,"#vardebugshowvalue#\\n",#varname#.r,#varname#.i);'},
'_check': iscomplex,
'_depend': ''
},
# String
{ # Common
'decl': [' #ctype# #varname# = NULL;',
' int slen(#varname#);',
' PyObject *#varname#_capi = Py_None;'],
'callfortran': '#varname#,',
'callfortranappend': 'slen(#varname#),',
'pyobjfrom': [
{debugcapi:
' fprintf(stderr,'
'"#vardebugshowvalue#\\n",slen(#varname#),#varname#);'},
# The trailing null value for Fortran is blank.
{l_and(isintent_out, l_not(isintent_c)):
" STRINGPADN(#varname#, slen(#varname#), ' ', '\\0');"},
],
'return': {isintent_out: ',#varname#'},
'need': ['len..',
{l_and(isintent_out, l_not(isintent_c)): 'STRINGPADN'}],
'_check': isstring
}, { # Common
'frompyobj': [
"""\
slen(#varname#) = #elsize#;
f2py_success = #ctype#_from_pyobj(&#varname#,&slen(#varname#),#init#,"""
"""#varname#_capi,\"#ctype#_from_pyobj failed in converting #nth#"""
"""`#varname#\' of #pyname# to C #ctype#\");
if (f2py_success) {""",
# The trailing null value for Fortran is blank.
{l_not(isintent_c):
" STRINGPADN(#varname#, slen(#varname#), '\\0', ' ');"},
],
'cleanupfrompyobj': """\
STRINGFREE(#varname#);
} /*if (f2py_success) of #varname#*/""",
'need': ['#ctype#_from_pyobj', 'len..', 'STRINGFREE',
{l_not(isintent_c): 'STRINGPADN'}],
'_check': isstring,
'_depend': ''
}, { # Not hidden
'argformat': {isrequired: 'O'},
'keyformat': {isoptional: 'O'},
'args_capi': {isrequired: ',&#varname#_capi'},
'keys_capi': {isoptional: ',&#varname#_capi'},
'pyobjfrom': [
{l_and(isintent_inout, l_not(isintent_c)):
" STRINGPADN(#varname#, slen(#varname#), ' ', '\\0');"},
{isintent_inout: '''\
f2py_success = try_pyarr_from_#ctype#(#varname#_capi, #varname#,
slen(#varname#));
if (f2py_success) {'''}],
'closepyobjfrom': {isintent_inout: ' } /*if (f2py_success) of #varname# pyobjfrom*/'},
'need': {isintent_inout: 'try_pyarr_from_#ctype#',
l_and(isintent_inout, l_not(isintent_c)): 'STRINGPADN'},
'_check': l_and(isstring, isintent_nothide)
}, { # Hidden
'_check': l_and(isstring, isintent_hide)
}, {
'frompyobj': {debugcapi: ' fprintf(stderr,"#vardebugshowvalue#\\n",slen(#varname#),#varname#);'},
'_check': isstring,
'_depend': ''
},
# Array
{ # Common
'decl': [' #ctype# *#varname# = NULL;',
' npy_intp #varname#_Dims[#rank#] = {#rank*[-1]#};',
' const int #varname#_Rank = #rank#;',
' PyArrayObject *capi_#varname#_as_array = NULL;',
' int capi_#varname#_intent = 0;',
{isstringarray: ' int slen(#varname#) = 0;'},
],
'callfortran': '#varname#,',
'callfortranappend': {isstringarray: 'slen(#varname#),'},
'return': {isintent_out: ',capi_#varname#_as_array'},
'need': 'len..',
'_check': isarray
}, { # intent(overwrite) array
'decl': ' int capi_overwrite_#varname# = 1;',
'kwlistxa': '"overwrite_#varname#",',
'xaformat': 'i',
'keys_xa': ',&capi_overwrite_#varname#',
'docsignxa': 'overwrite_#varname#=1,',
'docsignxashort': 'overwrite_#varname#,',
'docstropt': 'overwrite_#varname# : input int, optional\\n Default: 1',
'_check': l_and(isarray, isintent_overwrite),
}, {
'frompyobj': ' capi_#varname#_intent |= (capi_overwrite_#varname#?0:F2PY_INTENT_COPY);',
'_check': l_and(isarray, isintent_overwrite),
'_depend': '',
},
{ # intent(copy) array
'decl': ' int capi_overwrite_#varname# = 0;',
'kwlistxa': '"overwrite_#varname#",',
'xaformat': 'i',
'keys_xa': ',&capi_overwrite_#varname#',
'docsignxa': 'overwrite_#varname#=0,',
'docsignxashort': 'overwrite_#varname#,',
'docstropt': 'overwrite_#varname# : input int, optional\\n Default: 0',
'_check': l_and(isarray, isintent_copy),
}, {
'frompyobj': ' capi_#varname#_intent |= (capi_overwrite_#varname#?0:F2PY_INTENT_COPY);',
'_check': l_and(isarray, isintent_copy),
'_depend': '',
}, {
'need': [{hasinitvalue: 'forcomb'}, {hasinitvalue: 'CFUNCSMESS'}],
'_check': isarray,
'_depend': ''
}, { # Not hidden
'decl': ' PyObject *#varname#_capi = Py_None;',
'argformat': {isrequired: 'O'},
'keyformat': {isoptional: 'O'},
'args_capi': {isrequired: ',&#varname#_capi'},
'keys_capi': {isoptional: ',&#varname#_capi'},
'_check': l_and(isarray, isintent_nothide)
}, {
'frompyobj': [
' #setdims#;',
' capi_#varname#_intent |= #intent#;',
(' const char capi_errmess[] = "#modulename#.#pyname#:'
' failed to create array from the #nth# `#varname#`";'),
{isintent_hide:
' capi_#varname#_as_array = ndarray_from_pyobj('
' #atype#,#elsize#,#varname#_Dims,#varname#_Rank,'
' capi_#varname#_intent,Py_None,capi_errmess);'},
{isintent_nothide:
' capi_#varname#_as_array = ndarray_from_pyobj('
' #atype#,#elsize#,#varname#_Dims,#varname#_Rank,'
' capi_#varname#_intent,#varname#_capi,capi_errmess);'},
"""\
if (capi_#varname#_as_array == NULL) {
PyObject* capi_err = PyErr_Occurred();
if (capi_err == NULL) {
capi_err = #modulename#_error;
PyErr_SetString(capi_err, capi_errmess);
}
} else {
#varname# = (#ctype# *)(PyArray_DATA(capi_#varname#_as_array));
""",
{isstringarray:
' slen(#varname#) = f2py_itemsize(#varname#);'},
{hasinitvalue: [
{isintent_nothide:
' if (#varname#_capi == Py_None) {'},
{isintent_hide: ' {'},
{iscomplexarray: ' #ctype# capi_c;'},
"""\
int *_i,capi_i=0;
CFUNCSMESS(\"#name#: Initializing #varname#=#init#\\n\");
struct ForcombCache cache;
if (initforcomb(&cache, PyArray_DIMS(capi_#varname#_as_array),
PyArray_NDIM(capi_#varname#_as_array),1)) {
while ((_i = nextforcomb(&cache)))
#varname#[capi_i++] = #init#; /* fortran way */
} else {
PyObject *exc, *val, *tb;
PyErr_Fetch(&exc, &val, &tb);
PyErr_SetString(exc ? exc : #modulename#_error,
\"Initialization of #nth# #varname# failed (initforcomb).\");
npy_PyErr_ChainExceptionsCause(exc, val, tb);
f2py_success = 0;
}
}
if (f2py_success) {"""]},
],
'cleanupfrompyobj': [ # note that this list will be reversed
' } '
'/* if (capi_#varname#_as_array == NULL) ... else of #varname# */',
{l_not(l_or(isintent_out, isintent_hide)): """\
if((PyObject *)capi_#varname#_as_array!=#varname#_capi) {
Py_XDECREF(capi_#varname#_as_array); }"""},
{l_and(isintent_hide, l_not(isintent_out))
: """ Py_XDECREF(capi_#varname#_as_array);"""},
{hasinitvalue: ' } /*if (f2py_success) of #varname# init*/'},
],
'_check': isarray,
'_depend': ''
},
# Scalararray
{ # Common
'_check': l_and(isarray, l_not(iscomplexarray))
}, { # Not hidden
'_check': l_and(isarray, l_not(iscomplexarray), isintent_nothide)
},
# Integer*1 array
{'need': '#ctype#',
'_check': isint1array,
'_depend': ''
},
# Integer*-1 array
{'need': '#ctype#',
'_check': isunsigned_chararray,
'_depend': ''
},
# Integer*-2 array
{'need': '#ctype#',
'_check': isunsigned_shortarray,
'_depend': ''
},
# Integer*-8 array
{'need': '#ctype#',
'_check': isunsigned_long_longarray,
'_depend': ''
},
# Complexarray
{'need': '#ctype#',
'_check': iscomplexarray,
'_depend': ''
},
# Character
{
'need': 'string',
'_check': ischaracter,
},
# Character array
{
'need': 'string',
'_check': ischaracterarray,
},
# Stringarray
{
'callfortranappend': {isarrayofstrings: 'flen(#varname#),'},
'need': 'string',
'_check': isstringarray
}
]
################# Rules for checking ###############
check_rules = [
{
'frompyobj': {debugcapi: ' fprintf(stderr,\"debug-capi:Checking `#check#\'\\n\");'},
'need': 'len..'
}, {
'frompyobj': ' CHECKSCALAR(#check#,\"#check#\",\"#nth# #varname#\",\"#varshowvalue#\",#varname#) {',
'cleanupfrompyobj': ' } /*CHECKSCALAR(#check#)*/',
'need': 'CHECKSCALAR',
'_check': l_and(isscalar, l_not(iscomplex)),
'_break': ''
}, {
'frompyobj': ' CHECKSTRING(#check#,\"#check#\",\"#nth# #varname#\",\"#varshowvalue#\",#varname#) {',
'cleanupfrompyobj': ' } /*CHECKSTRING(#check#)*/',
'need': 'CHECKSTRING',
'_check': isstring,
'_break': ''
}, {
'need': 'CHECKARRAY',
'frompyobj': ' CHECKARRAY(#check#,\"#check#\",\"#nth# #varname#\") {',
'cleanupfrompyobj': ' } /*CHECKARRAY(#check#)*/',
'_check': isarray,
'_break': ''
}, {
'need': 'CHECKGENERIC',
'frompyobj': ' CHECKGENERIC(#check#,\"#check#\",\"#nth# #varname#\") {',
'cleanupfrompyobj': ' } /*CHECKGENERIC(#check#)*/',
}
]
########## Applying the rules. No need to modify what follows #############
#################### Build C/API module #######################
def buildmodule(m, um):
"""
Return
"""
outmess(f" Building module \"{m['name']}\"...\n")
ret = {}
mod_rules = defmod_rules[:]
vrd = capi_maps.modsign2map(m)
rd = dictappend({'f2py_version': f2py_version}, vrd)
funcwrappers = []
funcwrappers2 = [] # F90 codes
for n in m['interfaced']:
nb = None
for bi in m['body']:
if bi['block'] not in ['interface', 'abstract interface']:
errmess('buildmodule: Expected interface block. Skipping.\n')
continue
for b in bi['body']:
if b['name'] == n:
nb = b
break
if not nb:
print(
f'buildmodule: Could not find the body of interfaced routine "{n}". Skipping.\n', file=sys.stderr)
continue
nb_list = [nb]
if 'entry' in nb:
for k, a in nb['entry'].items():
nb1 = copy.deepcopy(nb)
del nb1['entry']
nb1['name'] = k
nb1['args'] = a
nb_list.append(nb1)
for nb in nb_list:
# requiresf90wrapper must be called before buildapi as it
# rewrites assumed shape arrays as automatic arrays.
isf90 = requiresf90wrapper(nb)
# options is in scope here
if options['emptygen']:
b_path = options['buildpath']
m_name = vrd['modulename']
outmess(' Generating possibly empty wrappers"\n')
Path(f"{b_path}/{vrd['coutput']}").touch()
if isf90:
# f77 + f90 wrappers
outmess(f' Maybe empty "{m_name}-f2pywrappers2.f90"\n')
Path(f'{b_path}/{m_name}-f2pywrappers2.f90').touch()
outmess(f' Maybe empty "{m_name}-f2pywrappers.f"\n')
Path(f'{b_path}/{m_name}-f2pywrappers.f').touch()
else:
# only f77 wrappers
outmess(f' Maybe empty "{m_name}-f2pywrappers.f"\n')
Path(f'{b_path}/{m_name}-f2pywrappers.f').touch()
api, wrap = buildapi(nb)
if wrap:
if isf90:
funcwrappers2.append(wrap)
else:
funcwrappers.append(wrap)
ar = applyrules(api, vrd)
rd = dictappend(rd, ar)
# Construct COMMON block support
cr, wrap = common_rules.buildhooks(m)
if wrap:
funcwrappers.append(wrap)
ar = applyrules(cr, vrd)
rd = dictappend(rd, ar)
# Construct F90 module support
mr, wrap = f90mod_rules.buildhooks(m)
if wrap:
funcwrappers2.append(wrap)
ar = applyrules(mr, vrd)
rd = dictappend(rd, ar)
for u in um:
ar = use_rules.buildusevars(u, m['use'][u['name']])
rd = dictappend(rd, ar)
needs = cfuncs.get_needs()
# Add mapped definitions
needs['typedefs'] += [cvar for cvar in capi_maps.f2cmap_mapped #
if cvar in typedef_need_dict.values()]
code = {}
for n in needs.keys():
code[n] = []
for k in needs[n]:
c = ''
if k in cfuncs.includes0:
c = cfuncs.includes0[k]
elif k in cfuncs.includes:
c = cfuncs.includes[k]
elif k in cfuncs.userincludes:
c = cfuncs.userincludes[k]
elif k in cfuncs.typedefs:
c = cfuncs.typedefs[k]
elif k in cfuncs.typedefs_generated:
c = cfuncs.typedefs_generated[k]
elif k in cfuncs.cppmacros:
c = cfuncs.cppmacros[k]
elif k in cfuncs.cfuncs:
c = cfuncs.cfuncs[k]
elif k in cfuncs.callbacks:
c = cfuncs.callbacks[k]
elif k in cfuncs.f90modhooks:
c = cfuncs.f90modhooks[k]
elif k in cfuncs.commonhooks:
c = cfuncs.commonhooks[k]
else:
errmess(f'buildmodule: unknown need {repr(k)}.\n')
continue
code[n].append(c)
mod_rules.append(code)
for r in mod_rules:
if ('_check' in r and r['_check'](m)) or ('_check' not in r):
ar = applyrules(r, vrd, m)
rd = dictappend(rd, ar)
ar = applyrules(module_rules, rd)
fn = os.path.join(options['buildpath'], vrd['coutput'])
ret['csrc'] = fn
with open(fn, 'w') as f:
f.write(ar['modulebody'].replace('\t', 2 * ' '))
outmess(f" Wrote C/API module \"{m['name']}\" to file \"{fn}\"\n")
if options['dorestdoc']:
fn = os.path.join(
options['buildpath'], vrd['modulename'] + 'module.rest')
with open(fn, 'w') as f:
f.write('.. -*- rest -*-\n')
f.write('\n'.join(ar['restdoc']))
outmess(' ReST Documentation is saved to file "%s/%smodule.rest"\n' %
(options['buildpath'], vrd['modulename']))
if options['dolatexdoc']:
fn = os.path.join(
options['buildpath'], vrd['modulename'] + 'module.tex')
ret['ltx'] = fn
with open(fn, 'w') as f:
f.write(
f'% This file is auto-generated with f2py (version:{f2py_version})\n')
if 'shortlatex' not in options:
f.write(
'\\documentclass{article}\n\\usepackage{a4wide}\n\\begin{document}\n\\tableofcontents\n\n')
f.write('\n'.join(ar['latexdoc']))
if 'shortlatex' not in options:
f.write('\\end{document}')
outmess(' Documentation is saved to file "%s/%smodule.tex"\n' %
(options['buildpath'], vrd['modulename']))
if funcwrappers:
wn = os.path.join(options['buildpath'], vrd['f2py_wrapper_output'])
ret['fsrc'] = wn
with open(wn, 'w') as f:
f.write('C -*- fortran -*-\n')
f.write(
f'C This file is autogenerated with f2py (version:{f2py_version})\n')
f.write(
'C It contains Fortran 77 wrappers to fortran functions.\n')
lines = []
for l in ('\n\n'.join(funcwrappers) + '\n').split('\n'):
if 0 <= l.find('!') < 66:
# don't split comment lines
lines.append(l + '\n')
elif l and l[0] == ' ':
while len(l) >= 66:
lines.append(l[:66] + '\n &')
l = l[66:]
lines.append(l + '\n')
else:
lines.append(l + '\n')
lines = ''.join(lines).replace('\n &\n', '\n')
f.write(lines)
outmess(f' Fortran 77 wrappers are saved to "{wn}\"\n')
if funcwrappers2:
wn = os.path.join(
options['buildpath'], f"{vrd['modulename']}-f2pywrappers2.f90")
ret['fsrc'] = wn
with open(wn, 'w') as f:
f.write('! -*- f90 -*-\n')
f.write(
f'! This file is autogenerated with f2py (version:{f2py_version})\n')
f.write(
'! It contains Fortran 90 wrappers to fortran functions.\n')
lines = []
for l in ('\n\n'.join(funcwrappers2) + '\n').split('\n'):
if 0 <= l.find('!') < 72:
# don't split comment lines
lines.append(l + '\n')
elif len(l) > 72 and l[0] == ' ':
lines.append(l[:72] + '&\n &')
l = l[72:]
while len(l) > 66:
lines.append(l[:66] + '&\n &')
l = l[66:]
lines.append(l + '\n')
else:
lines.append(l + '\n')
lines = ''.join(lines).replace('\n &\n', '\n')
f.write(lines)
outmess(f' Fortran 90 wrappers are saved to "{wn}\"\n')
return ret
################## Build C/API function #############
stnd = {1: 'st', 2: 'nd', 3: 'rd', 4: 'th', 5: 'th',
6: 'th', 7: 'th', 8: 'th', 9: 'th', 0: 'th'}
def buildapi(rout):
rout, wrap = func2subr.assubr(rout)
args, depargs = getargs2(rout)
capi_maps.depargs = depargs
var = rout['vars']
if ismoduleroutine(rout):
outmess(' Constructing wrapper function "%s.%s"...\n' %
(rout['modulename'], rout['name']))
else:
outmess(f" Constructing wrapper function \"{rout['name']}\"...\n")
# Routine
vrd = capi_maps.routsign2map(rout)
rd = dictappend({}, vrd)
for r in rout_rules:
if ('_check' in r and r['_check'](rout)) or ('_check' not in r):
ar = applyrules(r, vrd, rout)
rd = dictappend(rd, ar)
# Args
nth, nthk = 0, 0
savevrd = {}
for a in args:
vrd = capi_maps.sign2map(a, var[a])
if isintent_aux(var[a]):
_rules = aux_rules
else:
_rules = arg_rules
if not isintent_hide(var[a]):
if not isoptional(var[a]):
nth = nth + 1
vrd['nth'] = repr(nth) + stnd[nth % 10] + ' argument'
else:
nthk = nthk + 1
vrd['nth'] = repr(nthk) + stnd[nthk % 10] + ' keyword'
else:
vrd['nth'] = 'hidden'
savevrd[a] = vrd
for r in _rules:
if '_depend' in r:
continue
if ('_check' in r and r['_check'](var[a])) or ('_check' not in r):
ar = applyrules(r, vrd, var[a])
rd = dictappend(rd, ar)
if '_break' in r:
break
for a in depargs:
if isintent_aux(var[a]):
_rules = aux_rules
else:
_rules = arg_rules
vrd = savevrd[a]
for r in _rules:
if '_depend' not in r:
continue
if ('_check' in r and r['_check'](var[a])) or ('_check' not in r):
ar = applyrules(r, vrd, var[a])
rd = dictappend(rd, ar)
if '_break' in r:
break
if 'check' in var[a]:
for c in var[a]['check']:
vrd['check'] = c
ar = applyrules(check_rules, vrd, var[a])
rd = dictappend(rd, ar)
if isinstance(rd['cleanupfrompyobj'], list):
rd['cleanupfrompyobj'].reverse()
if isinstance(rd['closepyobjfrom'], list):
rd['closepyobjfrom'].reverse()
rd['docsignature'] = stripcomma(replace('#docsign##docsignopt##docsignxa#',
{'docsign': rd['docsign'],
'docsignopt': rd['docsignopt'],
'docsignxa': rd['docsignxa']}))
optargs = stripcomma(replace('#docsignopt##docsignxa#',
{'docsignxa': rd['docsignxashort'],
'docsignopt': rd['docsignoptshort']}
))
if optargs == '':
rd['docsignatureshort'] = stripcomma(
replace('#docsign#', {'docsign': rd['docsign']}))
else:
rd['docsignatureshort'] = replace('#docsign#[#docsignopt#]',
{'docsign': rd['docsign'],
'docsignopt': optargs,
})
rd['latexdocsignatureshort'] = rd['docsignatureshort'].replace('_', '\\_')
rd['latexdocsignatureshort'] = rd[
'latexdocsignatureshort'].replace(',', ', ')
cfs = stripcomma(replace('#callfortran##callfortranappend#', {
'callfortran': rd['callfortran'], 'callfortranappend': rd['callfortranappend']}))
if len(rd['callfortranappend']) > 1:
rd['callcompaqfortran'] = stripcomma(replace('#callfortran# 0,#callfortranappend#', {
'callfortran': rd['callfortran'], 'callfortranappend': rd['callfortranappend']}))
else:
rd['callcompaqfortran'] = cfs
rd['callfortran'] = cfs
if isinstance(rd['docreturn'], list):
rd['docreturn'] = stripcomma(
replace('#docreturn#', {'docreturn': rd['docreturn']})) + ' = '
rd['docstrsigns'] = []
rd['latexdocstrsigns'] = []
for k in ['docstrreq', 'docstropt', 'docstrout', 'docstrcbs']:
if k in rd and isinstance(rd[k], list):
rd['docstrsigns'] = rd['docstrsigns'] + rd[k]
k = 'latex' + k
if k in rd and isinstance(rd[k], list):
rd['latexdocstrsigns'] = rd['latexdocstrsigns'] + rd[k][0:1] +\
['\\begin{description}'] + rd[k][1:] +\
['\\end{description}']
ar = applyrules(routine_rules, rd)
if ismoduleroutine(rout):
outmess(f" {ar['docshort']}\n")
else:
outmess(f" {ar['docshort']}\n")
return ar, wrap
#################### EOF rules.py #######################
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