commit
c2d05986fc
|
@ -10,3 +10,4 @@
|
|||
|
||||
# Output of the go coverage tool, specifically when used with LiteIDE
|
||||
*.out
|
||||
vendor
|
||||
|
|
|
@ -0,0 +1,280 @@
|
|||
package python3
|
||||
|
||||
/*
|
||||
#include "Python.h"
|
||||
*/
|
||||
import "C"
|
||||
import (
|
||||
"fmt"
|
||||
"unsafe"
|
||||
)
|
||||
|
||||
// The argument for Py_SetProgramName, Py_SetPath and Py_SetPythonHome should point to a zero-terminated wide character string in static storage
|
||||
// whose contents will not change for the duration of the program’s execution
|
||||
var (
|
||||
programName *C.wchar_t
|
||||
pythonPath *C.wchar_t
|
||||
pythonHome *C.wchar_t
|
||||
)
|
||||
|
||||
//Py_Initialize : https://docs.python.org/3/c-api/init.html#c.Py_Initialize
|
||||
func Py_Initialize() {
|
||||
C.Py_Initialize()
|
||||
}
|
||||
|
||||
//Py_InitializeEx : https://docs.python.org/3/c-api/init.html#c.Py_InitializeEx
|
||||
func Py_InitializeEx(initsigs bool) {
|
||||
if initsigs {
|
||||
C.Py_InitializeEx(1)
|
||||
} else {
|
||||
C.Py_InitializeEx(0)
|
||||
}
|
||||
}
|
||||
|
||||
//Py_IsInitialized : https://docs.python.org/3/c-api/init.html#c.Py_IsInitialized
|
||||
func Py_IsInitialized() bool {
|
||||
return C.Py_IsInitialized() != 0
|
||||
}
|
||||
|
||||
//Py_FinalizeEx : https://docs.python.org/3/c-api/init.html#c.Py_FinalizeEx
|
||||
func Py_FinalizeEx() int {
|
||||
return int(C.Py_FinalizeEx())
|
||||
}
|
||||
|
||||
//Py_Finalize : https://docs.python.org/3/c-api/init.html#c.Py_Finalize
|
||||
func Py_Finalize() {
|
||||
C.Py_Finalize()
|
||||
}
|
||||
|
||||
//Py_SetStandardStreamEncoding : https://docs.python.org/3/c-api/init.html#c.Py_SetStandardStreamEncoding
|
||||
func Py_SetStandardStreamEncoding(encoding, errors string) int {
|
||||
cencoding := C.CString(encoding)
|
||||
defer C.free(unsafe.Pointer(cencoding))
|
||||
|
||||
cerrors := C.CString(errors)
|
||||
defer C.free(unsafe.Pointer(cerrors))
|
||||
|
||||
return int(C.Py_SetStandardStreamEncoding(cencoding, cerrors))
|
||||
|
||||
}
|
||||
|
||||
//Py_SetProgramName : https://docs.python.org/3/c-api/init.html#c.Py_SetProgramName
|
||||
func Py_SetProgramName(name string) error {
|
||||
cname := C.CString(name)
|
||||
defer C.free(unsafe.Pointer(cname))
|
||||
|
||||
newProgramName := C.Py_DecodeLocale(cname, nil)
|
||||
if newProgramName == nil {
|
||||
return fmt.Errorf("fail to call Py_DecodeLocale on '%s'", name)
|
||||
}
|
||||
C.Py_SetProgramName(newProgramName)
|
||||
|
||||
//no operation is performed if nil
|
||||
C.PyMem_RawFree(unsafe.Pointer(programName))
|
||||
programName = newProgramName
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
//Py_GetProgramName : https://docs.python.org/3/c-api/init.html#c.Py_GetProgramName
|
||||
func Py_GetProgramName() (string, error) {
|
||||
wcname := C.Py_GetProgramName()
|
||||
if wcname == nil {
|
||||
return "", nil
|
||||
}
|
||||
cname := C.Py_EncodeLocale(wcname, nil)
|
||||
if cname == nil {
|
||||
return "", fmt.Errorf("fail to call Py_EncodeLocale")
|
||||
}
|
||||
defer C.PyMem_Free(unsafe.Pointer(cname))
|
||||
|
||||
return C.GoString(cname), nil
|
||||
}
|
||||
|
||||
//Py_GetPrefix : https://docs.python.org/3/c-api/init.html#c.Py_GetPrefix
|
||||
func Py_GetPrefix() (string, error) {
|
||||
wcname := C.Py_GetPrefix()
|
||||
if wcname == nil {
|
||||
return "", nil
|
||||
}
|
||||
cname := C.Py_EncodeLocale(wcname, nil)
|
||||
if cname == nil {
|
||||
return "", fmt.Errorf("fail to call Py_EncodeLocale")
|
||||
}
|
||||
defer C.PyMem_Free(unsafe.Pointer(cname))
|
||||
|
||||
return C.GoString(cname), nil
|
||||
}
|
||||
|
||||
//Py_GetExecPrefix : https://docs.python.org/3/c-api/init.html#c.Py_GetExecPrefix
|
||||
func Py_GetExecPrefix() (string, error) {
|
||||
wcname := C.Py_GetExecPrefix()
|
||||
if wcname == nil {
|
||||
return "", nil
|
||||
}
|
||||
cname := C.Py_EncodeLocale(wcname, nil)
|
||||
if cname == nil {
|
||||
return "", fmt.Errorf("fail to call Py_EncodeLocale")
|
||||
}
|
||||
defer C.PyMem_Free(unsafe.Pointer(cname))
|
||||
|
||||
return C.GoString(cname), nil
|
||||
}
|
||||
|
||||
//Py_GetProgramFullPath : https://docs.python.org/3/c-api/init.html#c.Py_GetProgramFullPath
|
||||
func Py_GetProgramFullPath() (string, error) {
|
||||
wcname := C.Py_GetProgramFullPath()
|
||||
if wcname == nil {
|
||||
return "", nil
|
||||
}
|
||||
cname := C.Py_EncodeLocale(wcname, nil)
|
||||
if cname == nil {
|
||||
return "", fmt.Errorf("fail to call Py_EncodeLocale")
|
||||
}
|
||||
defer C.PyMem_Free(unsafe.Pointer(cname))
|
||||
|
||||
return C.GoString(cname), nil
|
||||
}
|
||||
|
||||
//Py_GetPath : https://docs.python.org/3/c-api/init.html#c.Py_GetPath
|
||||
func Py_GetPath() (string, error) {
|
||||
wcname := C.Py_GetPath()
|
||||
if wcname == nil {
|
||||
return "", nil
|
||||
}
|
||||
cname := C.Py_EncodeLocale(wcname, nil)
|
||||
if cname == nil {
|
||||
return "", fmt.Errorf("fail to call Py_EncodeLocale")
|
||||
}
|
||||
defer C.PyMem_Free(unsafe.Pointer(cname))
|
||||
|
||||
return C.GoString(cname), nil
|
||||
}
|
||||
|
||||
//Py_SetPath : https://docs.python.org/3/c-api/init.html#c.Py_SetPath
|
||||
func Py_SetPath(path string) error {
|
||||
cpath := C.CString(path)
|
||||
defer C.free(unsafe.Pointer(cpath))
|
||||
|
||||
newPath := C.Py_DecodeLocale(cpath, nil)
|
||||
if newPath == nil {
|
||||
return fmt.Errorf("fail to call Py_DecodeLocale on '%s'", path)
|
||||
}
|
||||
C.Py_SetPath(newPath)
|
||||
|
||||
C.PyMem_RawFree(unsafe.Pointer(pythonPath))
|
||||
pythonHome = newPath
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
//Py_GetVersion : https://docs.python.org/3/c-api/init.html#c.Py_GetVersion
|
||||
func Py_GetVersion() string {
|
||||
cversion := C.Py_GetVersion()
|
||||
return C.GoString(cversion)
|
||||
}
|
||||
|
||||
//Py_GetPlatform : https://docs.python.org/3/c-api/init.html#c.Py_GetPlatform
|
||||
func Py_GetPlatform() string {
|
||||
cplatform := C.Py_GetPlatform()
|
||||
return C.GoString(cplatform)
|
||||
}
|
||||
|
||||
//Py_GetCopyright : https://docs.python.org/3/c-api/init.html#c.Py_GetCopyright
|
||||
func Py_GetCopyright() string {
|
||||
ccopyright := C.Py_GetCopyright()
|
||||
return C.GoString(ccopyright)
|
||||
}
|
||||
|
||||
//Py_GetCompiler : https://docs.python.org/3/c-api/init.html#c.Py_GetCompiler
|
||||
func Py_GetCompiler() string {
|
||||
ccompiler := C.Py_GetCompiler()
|
||||
return C.GoString(ccompiler)
|
||||
}
|
||||
|
||||
//Py_GetBuildInfo : https://docs.python.org/3/c-api/init.html#c.Py_GetBuildInfo
|
||||
func Py_GetBuildInfo() string {
|
||||
cbuildInfo := C.Py_GetBuildInfo()
|
||||
return C.GoString(cbuildInfo)
|
||||
}
|
||||
|
||||
//PySys_SetArgvEx : https://docs.python.org/3/c-api/init.html#c.PySys_SetArgvEx
|
||||
func PySys_SetArgvEx(args []string, updatepath bool) error {
|
||||
argc := C.int(len(args))
|
||||
argv := make([]*C.wchar_t, argc, argc)
|
||||
for i, arg := range args {
|
||||
carg := C.CString(arg)
|
||||
defer C.free(unsafe.Pointer(carg))
|
||||
|
||||
warg := C.Py_DecodeLocale(carg, nil)
|
||||
if warg == nil {
|
||||
return fmt.Errorf("fail to call Py_DecodeLocale on '%s'", arg)
|
||||
}
|
||||
// Py_DecodeLocale requires a call to PyMem_RawFree to free the memory
|
||||
defer C.PyMem_RawFree(unsafe.Pointer(warg))
|
||||
|
||||
argv[i] = warg
|
||||
}
|
||||
|
||||
if updatepath {
|
||||
C.PySys_SetArgvEx(argc, (**C.wchar_t)(unsafe.Pointer(&argv[0])), 1)
|
||||
} else {
|
||||
C.PySys_SetArgvEx(argc, (**C.wchar_t)(unsafe.Pointer(&argv[0])), 0)
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
//PySys_SetArgv : https://docs.python.org/3/c-api/init.html#c.PySys_SetArgv
|
||||
func PySys_SetArgv(args []string) error {
|
||||
argc := C.int(len(args))
|
||||
argv := make([]*C.wchar_t, argc, argc)
|
||||
for i, arg := range args {
|
||||
carg := C.CString(arg)
|
||||
defer C.free(unsafe.Pointer(carg))
|
||||
|
||||
warg := C.Py_DecodeLocale(carg, nil)
|
||||
if warg == nil {
|
||||
return fmt.Errorf("fail to call Py_DecodeLocale on '%s'", arg)
|
||||
}
|
||||
// Py_DecodeLocale requires a call to PyMem_RawFree to free the memory
|
||||
defer C.PyMem_RawFree(unsafe.Pointer(warg))
|
||||
|
||||
argv[i] = warg
|
||||
}
|
||||
C.PySys_SetArgv(argc, (**C.wchar_t)(unsafe.Pointer(&argv[0])))
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
//Py_SetPythonHome : https://docs.python.org/3/c-api/init.html#c.Py_SetPythonHome
|
||||
func Py_SetPythonHome(home string) error {
|
||||
chome := C.CString(home)
|
||||
defer C.free(unsafe.Pointer(chome))
|
||||
|
||||
newHome := C.Py_DecodeLocale(chome, nil)
|
||||
if newHome == nil {
|
||||
return fmt.Errorf("fail to call Py_DecodeLocale on '%s'", home)
|
||||
}
|
||||
C.Py_SetPythonHome(newHome)
|
||||
|
||||
C.PyMem_RawFree(unsafe.Pointer(pythonHome))
|
||||
pythonHome = newHome
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
//Py_GetPythonHome : https://docs.python.org/3/c-api/init.html#c.Py_GetPythonHome
|
||||
func Py_GetPythonHome() (string, error) {
|
||||
wchome := C.Py_GetPythonHome()
|
||||
if wchome == nil {
|
||||
return "", nil
|
||||
}
|
||||
chome := C.Py_EncodeLocale(wchome, nil)
|
||||
if chome == nil {
|
||||
return "", fmt.Errorf("fail to call Py_EncodeLocale")
|
||||
}
|
||||
defer C.PyMem_Free(unsafe.Pointer(chome))
|
||||
|
||||
return C.GoString(chome), nil
|
||||
}
|
|
@ -0,0 +1,114 @@
|
|||
package python3
|
||||
|
||||
import (
|
||||
"testing"
|
||||
|
||||
"github.com/stretchr/testify/assert"
|
||||
)
|
||||
|
||||
func TestInitialization(t *testing.T) {
|
||||
|
||||
Py_Initialize()
|
||||
assert.True(t, Py_IsInitialized())
|
||||
Py_Finalize()
|
||||
assert.False(t, Py_IsInitialized())
|
||||
|
||||
}
|
||||
|
||||
func TestInitializationEx(t *testing.T) {
|
||||
|
||||
Py_Initialize()
|
||||
assert.True(t, Py_IsInitialized())
|
||||
assert.Zero(t, Py_FinalizeEx())
|
||||
assert.False(t, Py_IsInitialized())
|
||||
|
||||
}
|
||||
|
||||
func TestProgramName(t *testing.T) {
|
||||
Py_Finalize()
|
||||
|
||||
defaultName, err := Py_GetProgramName()
|
||||
defer Py_SetProgramName(defaultName)
|
||||
|
||||
assert.Nil(t, err)
|
||||
name := "py3é"
|
||||
Py_SetProgramName(name)
|
||||
newName, err := Py_GetProgramName()
|
||||
assert.Nil(t, err)
|
||||
assert.Equal(t, name, newName)
|
||||
|
||||
}
|
||||
|
||||
func TestPrefix(t *testing.T) {
|
||||
prefix, err := Py_GetPrefix()
|
||||
assert.Nil(t, err)
|
||||
assert.IsType(t, "", prefix)
|
||||
|
||||
}
|
||||
|
||||
func TestExecPrefix(t *testing.T) {
|
||||
execPrefix, err := Py_GetExecPrefix()
|
||||
assert.Nil(t, err)
|
||||
assert.IsType(t, "", execPrefix)
|
||||
|
||||
}
|
||||
|
||||
func TestProgramFullPath(t *testing.T) {
|
||||
programFullPath, err := Py_GetProgramFullPath()
|
||||
assert.Nil(t, err)
|
||||
assert.IsType(t, "", programFullPath)
|
||||
|
||||
}
|
||||
|
||||
func TestPath(t *testing.T) {
|
||||
Py_Finalize()
|
||||
|
||||
defaultPath, err := Py_GetPath()
|
||||
defer Py_SetPath(defaultPath)
|
||||
|
||||
assert.Nil(t, err)
|
||||
name := "påth"
|
||||
Py_SetPath(name)
|
||||
newName, err := Py_GetPath()
|
||||
assert.Nil(t, err)
|
||||
assert.Equal(t, name, newName)
|
||||
|
||||
}
|
||||
|
||||
func TestVersion(t *testing.T) {
|
||||
version := Py_GetVersion()
|
||||
assert.IsType(t, "", version)
|
||||
}
|
||||
|
||||
func TestPlatform(t *testing.T) {
|
||||
platform := Py_GetPlatform()
|
||||
assert.IsType(t, "", platform)
|
||||
}
|
||||
|
||||
func TestCopyright(t *testing.T) {
|
||||
copyright := Py_GetCopyright()
|
||||
assert.IsType(t, "", copyright)
|
||||
}
|
||||
|
||||
func TestCompiler(t *testing.T) {
|
||||
compiler := Py_GetCompiler()
|
||||
assert.IsType(t, "", compiler)
|
||||
}
|
||||
|
||||
func TestBuildInfo(t *testing.T) {
|
||||
buildInfo := Py_GetBuildInfo()
|
||||
assert.IsType(t, "", buildInfo)
|
||||
}
|
||||
|
||||
func TestPythonHome(t *testing.T) {
|
||||
name := "høme"
|
||||
|
||||
defaultHome, err := Py_GetPythonHome()
|
||||
defer Py_SetPythonHome(defaultHome)
|
||||
|
||||
assert.Nil(t, err)
|
||||
Py_SetPythonHome(name)
|
||||
newName, err := Py_GetPythonHome()
|
||||
assert.Nil(t, err)
|
||||
assert.Equal(t, name, newName)
|
||||
}
|
Loading…
Reference in New Issue