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GeezerVison is showing github.com — cpython/Python/bltinmodule.c at main · python/cpython Expand file tree/ Copy pathbltinmodule.cMore file actions 3545 lines (3109 loc) · 104 KB / Copy pathbltinmodule.cFile metadata and controls3545 lines (3109 loc) · 104 KB 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 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963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 /* Built-in functions */ #include "Python.h" #include "pycore_ast.h" // _PyAST_Validate() #include "pycore_call.h" // _PyObject_CallNoArgs() #include "pycore_cell.h" // PyCell_GetRef() #include "pycore_ceval.h" // _PyEval_Vector() #include "pycore_compile.h" // _PyAST_Compile() #include "pycore_fileutils.h" // _PyFile_Flush #include "pycore_floatobject.h" // _PyFloat_ExactDealloc() #include "pycore_interp.h" // _PyInterpreterState_GetConfig() #include "pycore_import.h" // _PyImport_LazyImportModuleLevelObject () #include "pycore_iterobject.h" // _PyCallIter_NewEx() #include "pycore_long.h" // _PyLong_CompactValue #include "pycore_modsupport.h" // _PyArg_NoKwnames() #include "pycore_object.h" // _Py_AddToAllObjects() #include "pycore_pyerrors.h" // _PyErr_NoMemory() #include "pycore_pystate.h" // _PyThreadState_GET() #include "pycore_pythonrun.h" // _Py_SourceAsString() #include "pycore_tuple.h" // _PyTuple_Recycle() #include "clinic/bltinmodule.c.h" #ifdef HAVE_UNISTD_H # include <unistd.h> // isatty() #endif static PyObject* update_bases(PyObject *bases, PyObject *const *args, Py_ssize_t nargs) { Py_ssize_t i, j; PyObject *base, *meth, *new_base, *result, *new_bases = NULL; assert(PyTuple_Check(bases)); for (i = 0; i < nargs; i++) { base = args[i]; if (PyType_Check(base)) { if (new_bases) { /* If we already have made a replacement, then we append every normal base, otherwise just skip it. */ if (PyList_Append(new_bases, base) < 0) { goto error; } } continue; } if (PyObject_GetOptionalAttr(base, &_Py_ID(__mro_entries__), &meth) < 0) { goto error; } if (!meth) { if (new_bases) { if (PyList_Append(new_bases, base) < 0) { goto error; } } continue; } new_base = PyObject_CallOneArg(meth, bases); Py_DECREF(meth); if (!new_base) { goto error; } if (!PyTuple_Check(new_base)) { PyErr_SetString(PyExc_TypeError, "__mro_entries__ must return a tuple"); Py_DECREF(new_base); goto error; } if (!new_bases) { /* If this is a first successful replacement, create new_bases list and copy previously encountered bases. */ if (!(new_bases = PyList_New(i))) { Py_DECREF(new_base); goto error; } for (j = 0; j < i; j++) { base = args[j]; PyList_SET_ITEM(new_bases, j, Py_NewRef(base)); } } j = PyList_GET_SIZE(new_bases); if (PyList_SetSlice(new_bases, j, j, new_base) < 0) { Py_DECREF(new_base); goto error; } Py_DECREF(new_base); } if (!new_bases) { return bases; } result = PyList_AsTuple(new_bases); Py_DECREF(new_bases); return result; error: Py_XDECREF(new_bases); return NULL; } /* AC: cannot convert yet, waiting for *args support */ static PyObject * builtin___build_class__(PyObject *self, PyObject *const *args, Py_ssize_t nargs, PyObject *kwnames) { PyObject *func, *name, *winner, *prep; PyObject *cls = NULL, *cell = NULL, *ns = NULL, *meta = NULL, *orig_bases = NULL; PyObject *mkw = NULL, *bases = NULL; int isclass = 0; /* initialize to prevent gcc warning */ if (nargs < 2) { PyErr_SetString(PyExc_TypeError, "__build_class__: not enough arguments"); return NULL; } func = args[0]; /* Better be callable */ if (!PyFunction_Check(func)) { PyErr_SetString(PyExc_TypeError, "__build_class__: func must be a function"); return NULL; } name = args[1]; if (!PyUnicode_Check(name)) { PyErr_SetString(PyExc_TypeError, "__build_class__: name is not a string"); return NULL; } orig_bases = PyTuple_FromArray(args + 2, nargs - 2); if (orig_bases == NULL) return NULL; bases = update_bases(orig_bases, args + 2, nargs - 2); if (bases == NULL) { Py_DECREF(orig_bases); return NULL; } if (kwnames == NULL) { meta = NULL; mkw = NULL; } else { mkw = _PyStack_AsDict(args + nargs, kwnames); if (mkw == NULL) { goto error; } if (PyDict_Pop(mkw, &_Py_ID(metaclass), &meta) < 0) { goto error; } if (meta != NULL) { /* metaclass is explicitly given, check if it's indeed a class */ isclass = PyType_Check(meta); } } if (meta == NULL) { /* if there are no bases, use type: */ if (PyTuple_GET_SIZE(bases) == 0) { meta = (PyObject *) (&PyType_Type); } /* else get the type of the first base */ else { PyObject *base0 = PyTuple_GET_ITEM(bases, 0); meta = (PyObject *)Py_TYPE(base0); } Py_INCREF(meta); isclass = 1; /* meta is really a class */ } if (isclass) { /* meta is really a class, so check for a more derived metaclass, or possible metaclass conflicts: */ winner = (PyObject *)_PyType_CalculateMetaclass((PyTypeObject *)meta, bases); if (winner == NULL) { goto error; } if (winner != meta) { Py_SETREF(meta, Py_NewRef(winner)); } } /* else: meta is not a class, so we cannot do the metaclass calculation, so we will use the explicitly given object as it is */ if (PyObject_GetOptionalAttr(meta, &_Py_ID(__prepare__), &prep) < 0) { ns = NULL; } else if (prep == NULL) { ns = PyDict_New(); } else { PyObject *pargs[2] = {name, bases}; ns = PyObject_VectorcallDict(prep, pargs, 2, mkw); Py_DECREF(prep); } if (ns == NULL) { goto error; } if (!PyMapping_Check(ns)) { PyErr_Format(PyExc_TypeError, "%.200s.__prepare__() must return a mapping, not %.200s", isclass ? ((PyTypeObject *)meta)->tp_name : "<metaclass>", Py_TYPE(ns)->tp_name); goto error; } PyThreadState *tstate = _PyThreadState_GET(); EVAL_CALL_STAT_INC(EVAL_CALL_BUILD_CLASS); cell = _PyEval_Vector(tstate, (PyFunctionObject *)func, ns, NULL, 0, NULL); if (cell != NULL) { if (bases != orig_bases) { if (PyMapping_SetItemString(ns, "__orig_bases__", orig_bases) < 0) { goto error; } } PyObject *margs[3] = {name, bases, ns}; cls = PyObject_VectorcallDict(meta, margs, 3, mkw); if (cls != NULL && PyType_Check(cls) && PyCell_Check(cell)) { PyObject *cell_cls = PyCell_GetRef((PyCellObject *)cell); if (cell_cls != cls) { if (cell_cls == NULL) { const char *msg = "__class__ not set defining %.200R as %.200R. " "Was __classcell__ propagated to type.__new__?"; PyErr_Format(PyExc_RuntimeError, msg, name, cls); } else { const char *msg = "__class__ set to %.200R defining %.200R as %.200R"; PyErr_Format(PyExc_TypeError, msg, cell_cls, name, cls); } Py_XDECREF(cell_cls); Py_SETREF(cls, NULL); goto error; } else { Py_DECREF(cell_cls); } } } error: Py_XDECREF(cell); Py_XDECREF(ns); Py_XDECREF(meta); Py_XDECREF(mkw); if (bases != orig_bases) { Py_DECREF(orig_bases); } Py_DECREF(bases); return cls; } PyDoc_STRVAR(build_class_doc, "__build_class__(func, name, /, *bases, [metaclass], **kwds) -> class\n\ \n\ Internal helper function used by the class statement."); /*[clinic input] __import__ as builtin___import__ name: object globals: object(c_default="NULL") = None locals: object(c_default="NULL") = None fromlist: object(c_default="NULL") = () level: int = 0 Import a module. Because this function is meant for use by the Python interpreter and not for general use, it is better to use importlib.import_module() to programmatically import a module. The globals argument is only used to determine the context; they are not modified. The locals argument is unused. The fromlist should be a list of names to emulate ``from name import ...``, or an empty list to emulate ``import name``. When importing a module from a package, note that __import__('A.B', ...) returns package A when fromlist is empty, but its submodule B when fromlist is not empty. The level argument is used to determine whether to perform absolute or relative imports: 0 is absolute, while a positive number is the number of parent directories to search relative to the current module. [clinic start generated code]*/ static PyObject * builtin___import___impl(PyObject *module, PyObject *name, PyObject *globals, PyObject *locals, PyObject *fromlist, int level) /*[clinic end generated code: output=4febeda88a0cd245 input=e3096a230383f72d]*/ { return PyImport_ImportModuleLevelObject(name, globals, locals, fromlist, level); } /*[clinic input] __lazy_import__ as builtin___lazy_import__ name: object globals: object(c_default="NULL") = None locals: object(c_default="NULL") = None fromlist: object(c_default="NULL") = () level: int = 0 Lazily imports a module. Returns either the module to be imported or a imp.lazy_module object which indicates the module to be lazily imported. [clinic start generated code]*/ static PyObject * builtin___lazy_import___impl(PyObject *module, PyObject *name, PyObject *globals, PyObject *locals, PyObject *fromlist, int level) /*[clinic end generated code: output=300f1771094b9e8c input=9c85cccd6a885b9b]*/ { PyObject *builtins; PyThreadState *tstate = PyThreadState_GET(); if (globals == NULL || globals == Py_None) { globals = PyEval_GetGlobals(); if (globals == NULL) { PyErr_SetString(PyExc_TypeError, "__lazy_import__() missing globals " "when called without a frame"); return NULL; } } if (locals == NULL || locals == Py_None) { locals = globals; } if (!PyDict_Check(globals)) { PyErr_Format(PyExc_TypeError, "expect dict for globals, got %T", globals); return NULL; } if (PyDict_GetItemRef(globals, &_Py_ID(__builtins__), &builtins) < 0) { return NULL; } if (builtins == NULL) { PyErr_SetString(PyExc_ValueError, "unable to get builtins for lazy import"); return NULL; } if (PyModule_Check(builtins)) { PyObject *builtins_dict = Py_XNewRef(PyModule_GetDict(builtins)); if (builtins_dict == NULL) { Py_DECREF(builtins); PyErr_SetString(PyExc_AttributeError, "builtins module has no dict"); return NULL; } Py_SETREF(builtins, builtins_dict); } PyObject *res = _PyImport_LazyImportModuleLevelObject( tstate, name, builtins, globals, locals, fromlist, level); Py_DECREF(builtins); return res; } /*[clinic input] abs as builtin_abs number: object / Return the absolute value of the argument. [clinic start generated code]*/ static PyObject * builtin_abs(PyObject *module, PyObject *number) /*[clinic end generated code: output=861a9db97dee0595 input=a356196903543505]*/ { return PyNumber_Absolute(number); } /*[clinic input] all as builtin_all iterable: object / Return True if bool(x) is True for all values x in the iterable. If the iterable is empty, return True. [clinic start generated code]*/ static PyObject * builtin_all(PyObject *module, PyObject *iterable) /*[clinic end generated code: output=ca2a7127276f79b3 input=1a7c5d1bc3438a21]*/ { PyObject *it, *item; PyObject *(*iternext)(PyObject *); int cmp; it = PyObject_GetIter(iterable); if (it == NULL) return NULL; iternext = *Py_TYPE(it)->tp_iternext; for (;;) { item = iternext(it); if (item == NULL) break; cmp = PyObject_IsTrue(item); Py_DECREF(item); if (cmp < 0) { Py_DECREF(it); return NULL; } if (cmp == 0) { Py_DECREF(it); Py_RETURN_FALSE; } } Py_DECREF(it); if (PyErr_Occurred()) { if (PyErr_ExceptionMatches(PyExc_StopIteration)) PyErr_Clear(); else return NULL; } Py_RETURN_TRUE; } /*[clinic input] any as builtin_any iterable: object / Return True if bool(x) is True for any x in the iterable. If the iterable is empty, return False. [clinic start generated code]*/ static PyObject * builtin_any(PyObject *module, PyObject *iterable) /*[clinic end generated code: output=fa65684748caa60e input=41d7451c23384f24]*/ { PyObject *it, *item; PyObject *(*iternext)(PyObject *); int cmp; it = PyObject_GetIter(iterable); if (it == NULL) return NULL; iternext = *Py_TYPE(it)->tp_iternext; for (;;) { item = iternext(it); if (item == NULL) break; cmp = PyObject_IsTrue(item); Py_DECREF(item); if (cmp < 0) { Py_DECREF(it); return NULL; } if (cmp > 0) { Py_DECREF(it); Py_RETURN_TRUE; } } Py_DECREF(it); if (PyErr_Occurred()) { if (PyErr_ExceptionMatches(PyExc_StopIteration)) PyErr_Clear(); else return NULL; } Py_RETURN_FALSE; } /*[clinic input] ascii as builtin_ascii obj: object / Return an ASCII-only representation of an object. As repr(), return a string containing a printable representation of an object, but escape the non-ASCII characters in the string returned by repr() using \\x, \\u or \\U escapes. This generates a string similar to that returned by repr() in Python 2. [clinic start generated code]*/ static PyObject * builtin_ascii(PyObject *module, PyObject *obj) /*[clinic end generated code: output=6d37b3f0984c7eb9 input=4c62732e1b3a3cc9]*/ { return PyObject_ASCII(obj); } /*[clinic input] bin as builtin_bin integer: object / Return the binary representation of an integer. >>> bin(2796202) '0b1010101010101010101010' [clinic start generated code]*/ static PyObject * builtin_bin(PyObject *module, PyObject *integer) /*[clinic end generated code: output=533f9388441805cc input=d16518f148341e70]*/ { return PyNumber_ToBase(integer, 2); } /*[clinic input] callable as builtin_callable obj: object / Return whether the object is callable (i.e., some kind of function). Note that classes are callable, as are instances of classes with a __call__() method. [clinic start generated code]*/ static PyObject * builtin_callable(PyObject *module, PyObject *obj) /*[clinic end generated code: output=2b095d59d934cb7e input=1423bab99cc41f58]*/ { return PyBool_FromLong((long)PyCallable_Check(obj)); } static PyObject * builtin_breakpoint(PyObject *self, PyObject *const *args, Py_ssize_t nargs, PyObject *keywords) { PyObject *hook = PySys_GetAttrString("breakpointhook"); if (hook == NULL) { return NULL; } if (PySys_Audit("builtins.breakpoint", "O", hook) < 0) { Py_DECREF(hook); return NULL; } PyObject *retval = PyObject_Vectorcall(hook, args, nargs, keywords); Py_DECREF(hook); return retval; } PyDoc_STRVAR(breakpoint_doc, "breakpoint($module, /, *args, **kws)\n\ --\n\ \n\ Call sys.breakpointhook(*args, **kws). sys.breakpointhook() must accept\n\ whatever arguments are passed.\n\ \n\ By default, this drops you into the pdb debugger."); typedef struct { PyObject_HEAD PyObject *func; PyObject *it; } filterobject; #define _filterobject_CAST(op) ((filterobject *)(op)) /*[clinic input] class filter "filterobject *" "&PyFilter_Type" @vectorcall @classmethod filter.__new__ as filter_new function as func: object iterable as seq: object / Return an iterator over items of iterable where function(item) is true. If function is None, return the items that are true. [clinic start generated code]*/ static PyObject * filter_new_impl(PyTypeObject *type, PyObject *func, PyObject *seq) /*[clinic end generated code: output=2134a9f0032a6037 input=57836123a59c4d91]*/ { PyObject *it = PyObject_GetIter(seq); if (it == NULL) { return NULL; } filterobject *lz = (filterobject *)type->tp_alloc(type, 0); if (lz == NULL) { Py_DECREF(it); return NULL; } lz->func = Py_NewRef(func); lz->it = it; return (PyObject *)lz; } static void filter_dealloc(PyObject *self) { filterobject *lz = _filterobject_CAST(self); PyObject_GC_UnTrack(lz); Py_XDECREF(lz->func); Py_XDECREF(lz->it); Py_TYPE(lz)->tp_free(lz); } static int filter_traverse(PyObject *self, visitproc visit, void *arg) { filterobject *lz = _filterobject_CAST(self); Py_VISIT(lz->it); Py_VISIT(lz->func); return 0; } static PyObject * filter_next(PyObject *self) { filterobject *lz = _filterobject_CAST(self); PyObject *item; PyObject *it = lz->it; long ok; PyObject *(*iternext)(PyObject *); int checktrue = lz->func == Py_None || lz->func == (PyObject *)&PyBool_Type; iternext = *Py_TYPE(it)->tp_iternext; for (;;) { item = iternext(it); if (item == NULL) return NULL; if (checktrue) { ok = PyObject_IsTrue(item); } else { PyObject *good; good = PyObject_CallOneArg(lz->func, item); if (good == NULL) { Py_DECREF(item); return NULL; } ok = PyObject_IsTrue(good); Py_DECREF(good); } if (ok > 0) return item; Py_DECREF(item); if (ok < 0) return NULL; } } static PyObject * filter_reduce(PyObject *self, PyObject *Py_UNUSED(ignored)) { filterobject *lz = _filterobject_CAST(self); return Py_BuildValue("O(OO)", Py_TYPE(lz), lz->func, lz->it); } PyDoc_STRVAR(reduce_doc, "Return state information for pickling."); static PyMethodDef filter_methods[] = { {"__reduce__", filter_reduce, METH_NOARGS, reduce_doc}, {NULL, NULL} /* sentinel */ }; PyTypeObject PyFilter_Type = { PyVarObject_HEAD_INIT(&PyType_Type, 0) "filter", /* tp_name */ sizeof(filterobject), /* tp_basicsize */ 0, /* tp_itemsize */ /* methods */ filter_dealloc, /* tp_dealloc */ 0, /* tp_vectorcall_offset */ 0, /* tp_getattr */ 0, /* tp_setattr */ 0, /* tp_as_async */ 0, /* tp_repr */ 0, /* tp_as_number */ 0, /* tp_as_sequence */ 0, /* tp_as_mapping */ 0, /* tp_hash */ 0, /* tp_call */ 0, /* tp_str */ PyObject_GenericGetAttr, /* tp_getattro */ 0, /* tp_setattro */ 0, /* tp_as_buffer */ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC | Py_TPFLAGS_BASETYPE, /* tp_flags */ filter_new__doc__, /* tp_doc */ filter_traverse, /* tp_traverse */ 0, /* tp_clear */ 0, /* tp_richcompare */ 0, /* tp_weaklistoffset */ PyObject_SelfIter, /* tp_iter */ filter_next, /* tp_iternext */ filter_methods, /* tp_methods */ 0, /* tp_members */ 0, /* tp_getset */ 0, /* tp_base */ 0, /* tp_dict */ 0, /* tp_descr_get */ 0, /* tp_descr_set */ 0, /* tp_dictoffset */ 0, /* tp_init */ PyType_GenericAlloc, /* tp_alloc */ filter_new, /* tp_new */ PyObject_GC_Del, /* tp_free */ .tp_vectorcall = filter_vectorcall, }; /*[clinic input] format as builtin_format value: object format_spec: unicode(c_default="NULL") = '' / Return type(value).__format__(value, format_spec) Many built-in types implement format_spec according to the Format Specification Mini-language. See help('FORMATTING'). If type(value) does not supply a method named __format__ and format_spec is empty, then str(value) is returned. See also help('SPECIALMETHODS'). [clinic start generated code]*/ static PyObject * builtin_format_impl(PyObject *module, PyObject *value, PyObject *format_spec) /*[clinic end generated code: output=2f40bdfa4954b077 input=45ef3934b86d5624]*/ { return PyObject_Format(value, format_spec); } /*[clinic input] @permit_long_summary chr as builtin_chr i: object / Return a Unicode string of one character with ordinal i; 0 <= i <= 0x10ffff. [clinic start generated code]*/ static PyObject * builtin_chr(PyObject *module, PyObject *i) /*[clinic end generated code: output=d34f25b8035a9b10 input=a9b255f2d2e503f0]*/ { int overflow; long v = PyLong_AsLongAndOverflow(i, &overflow); if (v == -1 && PyErr_Occurred()) { return NULL; } if (overflow) { v = overflow < 0 ? INT_MIN : INT_MAX; /* Allow PyUnicode_FromOrdinal() to raise an exception */ } #if SIZEOF_INT < SIZEOF_LONG else if (v < INT_MIN) { v = INT_MIN; } else if (v > INT_MAX) { v = INT_MAX; } #endif return PyUnicode_FromOrdinal(v); } /*[clinic input] @permit_long_summary compile as builtin_compile source: object filename: unicode_fs_decoded mode: str flags: int = 0 dont_inherit: bool = False optimize: int = -1 * module as modname: object = None _feature_version as feature_version: int = -1 Compile source into a code object that can be executed by exec() or eval(). The source code may represent a Python module, statement or expression. The filename will be used for run-time error messages. The mode must be 'exec' to compile a module, 'single' to compile a single (interactive) statement, or 'eval' to compile an expression. The flags argument, if present, controls which future statements influence the compilation of the code. The dont_inherit argument, if true, stops the compilation inheriting the effects of any future statements in effect in the code calling compile; if absent or false these statements do influence the compilation, in addition to any features explicitly specified. [clinic start generated code]*/ static PyObject * builtin_compile_impl(PyObject *module, PyObject *source, PyObject *filename, const char *mode, int flags, int dont_inherit, int optimize, PyObject *modname, int feature_version) /*[clinic end generated code: output=9a0dce1945917a86 input=444c4fe466a97279]*/ { PyObject *source_copy; const char *str; int compile_mode = -1; int is_ast; int start[] = {Py_file_input, Py_eval_input, Py_single_input, Py_func_type_input}; PyObject *result; PyCompilerFlags cf = _PyCompilerFlags_INIT; cf.cf_flags = flags | PyCF_SOURCE_IS_UTF8; if (feature_version >= 0 && (flags & PyCF_ONLY_AST)) { cf.cf_feature_version = feature_version; } if (flags & ~(PyCF_MASK | PyCF_MASK_OBSOLETE | PyCF_COMPILE_MASK)) { PyErr_SetString(PyExc_ValueError, "compile(): unrecognised flags"); goto error; } /* 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 (modname == Py_None) { modname = NULL; } else if (!PyUnicode_Check(modname)) { PyErr_Format(PyExc_TypeError, "compile() argument 'module' must be str or None, not %T", modname); goto error; } if (!dont_inherit) { PyEval_MergeCompilerFlags(&cf); } if (strcmp(mode, "exec") == 0) compile_mode = 0; else if (strcmp(mode, "eval") == 0) compile_mode = 1; else if (strcmp(mode, "single") == 0) compile_mode = 2; else if (strcmp(mode, "func_type") == 0) { if (!(flags & PyCF_ONLY_AST)) { PyErr_SetString(PyExc_ValueError, "compile() mode 'func_type' requires flag PyCF_ONLY_AST"); goto error; } compile_mode = 3; } else { const char *msg; if (flags & PyCF_ONLY_AST) msg = "compile() mode must be 'exec', 'eval', 'single' or 'func_type'"; else msg = "compile() mode must be 'exec', 'eval' or 'single'"; PyErr_SetString(PyExc_ValueError, msg); goto error; } is_ast = PyAST_Check(source); if (is_ast == -1) goto error; if (is_ast) { PyArena *arena = _PyArena_New(); if (arena == NULL) { goto error; } if (flags & PyCF_ONLY_AST) { mod_ty mod = PyAST_obj2mod(source, arena, compile_mode); if (mod == NULL || !_PyAST_Validate(mod)) { _PyArena_Free(arena); goto error; } int syntax_check_only = ((flags & PyCF_OPTIMIZED_AST) == PyCF_ONLY_AST); /* unoptiomized AST */ if (_PyCompile_AstPreprocess(mod, filename, &cf, optimize, arena, syntax_check_only, modname) < 0) { _PyArena_Free(arena); goto error; } result = PyAST_mod2obj(mod); } else { mod_ty mod = PyAST_obj2mod(source, arena, compile_mode); if (mod == NULL || !_PyAST_Validate(mod)) { _PyArena_Free(arena); goto error; } #ifdef Py_GIL_DISABLED // Disable immortalization of code constants, as for a source // string below. _PyThreadStateImpl *tstate = (_PyThreadStateImpl *)_PyThreadState_GET(); tstate->suppress_co_const_immortalization++; #endif result = (PyObject*)_PyAST_Compile(mod, filename, &cf, optimize, arena, modname); #ifdef Py_GIL_DISABLED tstate->suppress_co_const_immortalization--; #endif } _PyArena_Free(arena); goto finally; } str = _Py_SourceAsString(source, "compile", "string, bytes or AST", &cf, &source_copy); if (str == NULL) goto error; #ifdef Py_GIL_DISABLED // Disable immortalization of code constants for explicit // compile() calls to get consistent frozen outputs between the default // and free-threaded builds. It also keeps the output independent of // what the process compiled before: a constant is otherwise replaced // by an equal one of an earlier code object, and is then no longer the // same object as, for example, the equal co_names of its code object. _PyThreadStateImpl *tstate = (_PyThreadStateImpl *)_PyThreadState_GET(); tstate->suppress_co_const_immortalization++; #endif result = _Py_CompileString(str, filename, start[compile_mode], &cf, optimize, modname); #ifdef Py_GIL_DISABLED tstate->suppress_co_const_immortalization--; #endif Py_XDECREF(source_copy); goto finally; error: result = NULL; finally: return result; } /* AC: cannot convert yet, as needs PEP 457 group support in inspect */ /*[clinic input] dir as builtin_dir object as arg: object = NULL / Return an alphabetized list of the attributes of the object. If called without an argument, return the names in the current scope. Else, return an alphabetized list of names comprising (some of) the attributes of the given object, and of attributes reachable from it. If the object supplies a method named __dir__, it will be used; otherwise the default dir() logic is used and returns: for a module object: the module's attributes. for a class object: its attributes, and recursively the attributes of its bases. for any other object: its attributes, its class's attributes, and recursively the attributes of its class's base classes. [clinic start generated code]*/ static PyObject * builtin_dir_impl(PyObject *module, PyObject *arg) /*[clinic end generated code: output=24f2c7a52c1e3b08 input=7fe1b2a5ca9ae355]*/ { return PyObject_Dir(arg); } /*[clinic input] divmod as builtin_divmod x: object y: object / Return the tuple (x//y, x%y). Invariant: div*y + mod == x. [clinic start generated code]*/ static PyObject * builtin_divmod_impl(PyObject *module, PyObject *x, PyObject *y) /*[clinic end generated code: output=b06d8a5f6e0c745e input=175ad9c84ff41a85]*/ { return PyNumber_Divmod(x, y); } |
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