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dist: Remove Python 2 code from deployment system

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Closes #892

Co-authored-by: rdb <git@rdb.name>
This commit is contained in:
Chitresh13 2020-04-26 20:18:52 +02:00 committed by rdb
parent d799a09002
commit 929202bd9b
3 changed files with 23 additions and 167 deletions
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49
direct/src/dist/FreezeTool.py vendored
View File

@ -36,14 +36,9 @@ isDebugBuild = (python.lower().endswith('_d'))
# NB. if encodings are removed, be sure to remove them from the shortcut in
# deploy-stub.c.
startupModules = [
'imp', 'encodings', 'encodings.*',
'imp', 'encodings', 'encodings.*', 'io', 'marshal', 'importlib.machinery',
'importlib.util',
]
if sys.version_info >= (3, 0):
# Modules specific to Python 3
startupModules += ['io', 'marshal', 'importlib.machinery', 'importlib.util']
else:
# Modules specific to Python 2
startupModules += []
# These are some special init functions for some built-in Python modules that
# deviate from the standard naming convention. A value of None means that a
@ -75,6 +70,7 @@ hiddenImports = {
'datetime': ['_strptime'],
'keyring.backends': ['keyring.backends.*'],
'matplotlib.font_manager': ['encodings.mac_roman'],
'matplotlib.backends._backend_tk': ['tkinter'],
'direct.particles': ['direct.particles.ParticleManagerGlobal'],
'numpy.core._multiarray_umath': [
'numpy.core._internal',
@ -83,12 +79,6 @@ hiddenImports = {
],
}
if sys.version_info >= (3,):
hiddenImports['matplotlib.backends._backend_tk'] = ['tkinter']
else:
hiddenImports['matplotlib.backends._backend_tk'] = ['Tkinter']
# These are overrides for specific modules.
overrideModules = {
# Used by the warnings module, among others, to get line numbers. Since
@ -1310,11 +1300,7 @@ class Freezer:
def __addPyc(self, multifile, filename, code, compressionLevel):
if code:
data = imp.get_magic() + b'\0\0\0\0'
if sys.version_info >= (3, 0):
data += b'\0\0\0\0'
data = imp.get_magic() + b'\0\0\0\0\0\0\0\0'
data += marshal.dumps(code)
stream = StringStream(data)
@ -1671,10 +1657,7 @@ class Freezer:
# initmodule or PyInit_module function.
modname = mod.split('.')[-1]
libfile = modname + '.lib'
if sys.version_info >= (3, 0):
symbolName = 'PyInit_' + modname
else:
symbolName = 'init' + modname
os.system('lib /nologo /def /export:%s /name:%s.pyd /out:%s' % (symbolName, modname, libfile))
extraLink.append(libfile)
cleanFiles += [libfile, modname + '.exp']
@ -1778,10 +1761,7 @@ class Freezer:
code = 'import sys;del sys.modules["%s"];import sys,os,imp;imp.load_dynamic("%s",os.path.join(sys.path[0], "%s%s"))' % (moduleName, moduleName, moduleName, modext)
else:
code = 'import sys;del sys.modules["%s"];import sys,os,imp;imp.load_dynamic("%s",os.path.join(os.path.dirname(sys.executable), "%s%s"))' % (moduleName, moduleName, moduleName, modext)
if sys.version_info >= (3, 2):
code = compile(code, moduleName, 'exec', optimize=2)
else:
code = compile(code, moduleName, 'exec')
code = marshal.dumps(code)
moduleList.append((moduleName, len(pool), len(code)))
pool += code
@ -2273,7 +2253,7 @@ class PandaModuleFinder(modulefinder.ModuleFinder):
except KeyError:
return None
if sys.version_info >= (3, 0) and 'b' not in mode:
if 'b' not in mode:
return io.TextIOWrapper(fp, encoding='utf8')
return fp
@ -2358,27 +2338,14 @@ class PandaModuleFinder(modulefinder.ModuleFinder):
raise
co = marshal.loads(memoryview(data)[16:])
elif sys.version_info >= (3, 4):
try:
if sys.version_info >= (3, 5):
marshal_data = importlib._bootstrap_external._validate_bytecode_header(fp.read())
else:
marshal_data = importlib._bootstrap._validate_bytecode_header(fp.read())
try:
marshal_data = importlib._bootstrap_external._validate_bytecode_header(fp.read())
except ImportError as exc:
self.msgout(2, "raise ImportError: " + str(exc), pathname)
raise
co = marshal.loads(marshal_data)
else:
if fp.read(4) != imp.get_magic():
self.msgout(2, "raise ImportError: Bad magic number", pathname)
raise ImportError("Bad magic number in %s" % pathname)
fp.read(4)
if sys.version_info >= (3, 3):
fp.read(4)
co = marshal.load(fp)
else:
co = None
@ -2488,7 +2455,7 @@ class PandaModuleFinder(modulefinder.ModuleFinder):
# If we found folders on the path with this module name without an
# __init__.py file, we should consider this a namespace package.
if ns_dirs and sys.version_info >= (3, 3):
if ns_dirs:
return (None, ns_dirs, ('', '', _PKG_NAMESPACE_DIRECTORY))
raise ImportError(name)

46
direct/src/dist/commands.py vendored
View File

@ -119,45 +119,7 @@ PACKAGE_LIB_DIRS = {
'scipy': ['scipy/extra-dll'],
}
# site.py for Python 2.
SITE_PY2 = u"""
import sys
sys.frozen = True
# Override __import__ to set __file__ for frozen modules.
prev_import = __import__
def __import__(*args, **kwargs):
mod = prev_import(*args, **kwargs)
if mod:
mod.__file__ = sys.executable
return mod
# Add our custom __import__ version to the global scope, as well as a builtin
# definition for __file__ so that it is available in the module itself.
import __builtin__
__builtin__.__import__ = __import__
__builtin__.__file__ = sys.executable
del __builtin__
# Set the TCL_LIBRARY directory to the location of the Tcl/Tk/Tix files.
import os
tcl_dir = os.path.join(os.path.dirname(sys.executable), 'tcl')
if os.path.isdir(tcl_dir):
for dir in os.listdir(tcl_dir):
sub_dir = os.path.join(tcl_dir, dir)
if os.path.isdir(sub_dir):
if dir.startswith('tcl'):
os.environ['TCL_LIBRARY'] = sub_dir
if dir.startswith('tk'):
os.environ['TK_LIBRARY'] = sub_dir
if dir.startswith('tix'):
os.environ['TIX_LIBRARY'] = sub_dir
del os
"""
# site.py for Python 3.
SITE_PY3 = u"""
SITE_PY = u"""
import sys
from _frozen_importlib import _imp, FrozenImporter
@ -205,8 +167,6 @@ if os.path.isdir(tcl_dir):
del os
"""
SITE_PY = SITE_PY3 if sys.version_info >= (3,) else SITE_PY2
class build_apps(setuptools.Command):
description = 'build Panda3D applications'
@ -798,7 +758,6 @@ class build_apps(setuptools.Command):
basename = module.rsplit('.', 1)[0] + '.' + basename
# Remove python version string
if sys.version_info >= (3, 0):
parts = basename.split('.')
if len(parts) >= 3 and '-' in parts[-2]:
parts = parts[:-2] + parts[-1:]
@ -821,9 +780,8 @@ class build_apps(setuptools.Command):
#TODO: get this to work on non-Windows platforms.
if sys.platform == "win32" and platform.startswith('win'):
tcl_dir = os.path.join(sys.prefix, 'tcl')
tkinter_name = 'tkinter' if sys.version_info >= (3, 0) else 'Tkinter'
if os.path.isdir(tcl_dir) and tkinter_name in freezer_modules:
if os.path.isdir(tcl_dir) and 'tkinter' in freezer_modules:
self.announce('Copying Tcl files', distutils.log.INFO)
os.makedirs(os.path.join(builddir, 'tcl'))

81
pandatool/src/deploy-stub/deploy-stub.c
View File

@ -22,14 +22,8 @@
#include <stdint.h>
#include <fcntl.h>
#if PY_MAJOR_VERSION >= 3
#include <locale.h>
# if PY_MINOR_VERSION < 5
# define Py_DecodeLocale _Py_char2wchar
# endif
#endif
/* Leave room for future expansion. We only read pointer 0, but there are
other pointers that are being read by configPageManager.cxx. */
#define MAX_NUM_POINTERS 24
@ -70,10 +64,8 @@ static struct _inittab extensions[] = {
{0, 0},
};
#if PY_MAJOR_VERSION >= 3
# define WIN_UNICODE
#endif
#endif
#ifdef _WIN32
static wchar_t *log_pathw = NULL;
@ -356,7 +348,7 @@ int Py_FrozenMain(int argc, char **argv)
int inspect = 0;
int unbuffered = 0;
#if PY_MAJOR_VERSION >= 3 && !defined(WIN_UNICODE)
#ifndef WIN_UNICODE
int i;
char *oldloc;
wchar_t **argv_copy = NULL;
@ -397,7 +389,7 @@ int Py_FrozenMain(int argc, char **argv)
setbuf(stderr, (char *)NULL);
}
#if PY_MAJOR_VERSION >= 3 && !defined(WIN_UNICODE)
#ifndef WIN_UNICODE
oldloc = setlocale(LC_ALL, NULL);
setlocale(LC_ALL, "");
for (i = 0; i < argc; i++) {
@ -418,7 +410,7 @@ int Py_FrozenMain(int argc, char **argv)
#endif /* MS_WINDOWS */
if (argc >= 1) {
#if PY_MAJOR_VERSION >= 3 && !defined(WIN_UNICODE)
#ifndef WIN_UNICODE
Py_SetProgramName(argv_copy[0]);
#else
Py_SetProgramName(argv[0]);
@ -430,64 +422,11 @@ int Py_FrozenMain(int argc, char **argv)
PyWinFreeze_ExeInit();
#endif
#if defined(MS_WINDOWS) && PY_VERSION_HEX < 0x03040000
/* We can't rely on our overriding of the standard I/O to work on older
* versions of Python, since they are compiled with an incompatible CRT.
* The best solution I've found was to just replace sys.stdout/stderr with
* the log file reopened in append mode (which requires not locking it for
* write, and also passing in _O_APPEND above, and disabling buffering).
* It's not the most elegant solution, but it's better than crashing. */
#if PY_MAJOR_VERSION < 3
if (log_pathw != NULL) {
PyObject *uniobj = PyUnicode_FromWideChar(log_pathw, (Py_ssize_t)wcslen(log_pathw));
PyObject *file = PyObject_CallFunction((PyObject*)&PyFile_Type, "Nsi", uniobj, "a", 0);
if (file != NULL) {
PyFile_SetEncodingAndErrors(file, "utf-8", NULL);
PySys_SetObject("stdout", file);
PySys_SetObject("stderr", file);
PySys_SetObject("__stdout__", file);
PySys_SetObject("__stderr__", file);
/* Be sure to disable buffering, otherwise we'll get overlap */
setbuf(stdout, (char *)NULL);
setbuf(stderr, (char *)NULL);
}
}
else
#endif
if (!supports_code_page(GetConsoleOutputCP()) ||
!supports_code_page(GetConsoleCP())) {
/* Same hack as before except for Python 2.7, which doesn't seem to have
* a way to set the encoding ahead of time, and setting PYTHONIOENCODING
* doesn't seem to work. Fortunately, Python 2.7 doesn't usually start
* causing codec errors until the first print statement. */
PyObject *sys_stream;
UINT acp = GetACP();
SetConsoleCP(acp);
SetConsoleOutputCP(acp);
sys_stream = PySys_GetObject("stdin");
if (sys_stream && PyFile_Check(sys_stream)) {
PyFile_SetEncodingAndErrors(sys_stream, "mbcs", NULL);
}
sys_stream = PySys_GetObject("stdout");
if (sys_stream && PyFile_Check(sys_stream)) {
PyFile_SetEncodingAndErrors(sys_stream, "mbcs", NULL);
}
sys_stream = PySys_GetObject("stderr");
if (sys_stream && PyFile_Check(sys_stream)) {
PyFile_SetEncodingAndErrors(sys_stream, "mbcs", NULL);
}
}
#endif
if (Py_VerboseFlag)
fprintf(stderr, "Python %s\n%s\n",
Py_GetVersion(), Py_GetCopyright());
#if PY_MAJOR_VERSION >= 3 && !defined(WIN_UNICODE)
#ifndef WIN_UNICODE
PySys_SetArgv(argc, argv_copy);
#else
PySys_SetArgv(argc, argv);
@ -510,11 +449,7 @@ int Py_FrozenMain(int argc, char **argv)
sprintf(buffer, "%s/../Frameworks", dir);
PyObject *sys_path = PyList_New(1);
#if PY_MAJOR_VERSION >= 3
PyList_SET_ITEM(sys_path, 0, PyUnicode_FromString(buffer));
#else
PyList_SET_ITEM(sys_path, 0, PyString_FromString(buffer));
#endif
PySys_SetObject("path", sys_path);
Py_DECREF(sys_path);
@ -546,15 +481,11 @@ int Py_FrozenMain(int argc, char **argv)
#endif
Py_Finalize();
#if PY_MAJOR_VERSION >= 3 && !defined(WIN_UNICODE)
#ifndef WIN_UNICODE
error:
if (argv_copy2) {
for (i = 0; i < argc; i++) {
#if PY_MINOR_VERSION >= 4
PyMem_RawFree(argv_copy2[i]);
#else
PyMem_Free(argv_copy2[i]);
#endif
}
}
#endif
@ -643,7 +574,7 @@ static void unmap_blob(void *blob) {
/**
* Main entry point to deploy-stub.
*/
#if defined(_WIN32) && PY_MAJOR_VERSION >= 3
#ifdef _WIN32
int wmain(int argc, wchar_t *argv[]) {
#else
int main(int argc, char *argv[]) {