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Add an "optimize" parameter to compile() to control the optimization level, and provide an interface to it in py_compile, compileall and PyZipFile.

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Georg Brandl 2010-12-04 10:26:46 +00:00
parent 427d3149eb
commit 8334fd9285
17 changed files with 280 additions and 97 deletions
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19
Python/bltinmodule.c
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@ -543,19 +543,20 @@ builtin_compile(PyObject *self, PyObject *args, PyObject *kwds)
int mode = -1;
int dont_inherit = 0;
int supplied_flags = 0;
int optimize = -1;
int is_ast;
PyCompilerFlags cf;
PyObject *cmd;
static char *kwlist[] = {"source", "filename", "mode", "flags",
"dont_inherit", NULL};
"dont_inherit", "optimize", NULL};
int start[] = {Py_file_input, Py_eval_input, Py_single_input};
PyObject *result;
if (!PyArg_ParseTupleAndKeywords(args, kwds, "OO&s|ii:compile", kwlist,
if (!PyArg_ParseTupleAndKeywords(args, kwds, "OO&s|iii:compile", kwlist,
&cmd,
PyUnicode_FSConverter, &filename_obj,
&startstr, &supplied_flags,
&dont_inherit))
&dont_inherit, &optimize))
return NULL;
filename = PyBytes_AS_STRING(filename_obj);
@ -570,6 +571,12 @@ builtin_compile(PyObject *self, PyObject *args, PyObject *kwds)
}
/* XXX Warn if (supplied_flags & PyCF_MASK_OBSOLETE) != 0? */
if (optimize < -1 || optimize > 2) {
PyErr_SetString(PyExc_ValueError,
"compile(): invalid optimize value");
goto error;
}
if (!dont_inherit) {
PyEval_MergeCompilerFlags(&cf);
}
@ -604,8 +611,8 @@ builtin_compile(PyObject *self, PyObject *args, PyObject *kwds)
PyArena_Free(arena);
goto error;
}
result = (PyObject*)PyAST_Compile(mod, filename,
&cf, arena);
result = (PyObject*)PyAST_CompileEx(mod, filename,
&cf, optimize, arena);
PyArena_Free(arena);
}
goto finally;
@ -615,7 +622,7 @@ builtin_compile(PyObject *self, PyObject *args, PyObject *kwds)
if (str == NULL)
goto error;
result = Py_CompileStringFlags(str, filename, start[mode], &cf);
result = Py_CompileStringExFlags(str, filename, start[mode], &cf, optimize);
goto finally;
error: