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A fiddled version of the rest of Michael Hudson's SF patch

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#449043 supporting __future__ in simulated shells
which implements PEP 264.
This commit is contained in:
Tim Peters 2001-08-17 22:11:27 +00:00
parent 10d7255249
commit 6cd6a82db9
4 changed files with 157 additions and 47 deletions
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34
Python/bltinmodule.c
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@ -377,10 +377,14 @@ builtin_compile(PyObject *self, PyObject *args)
char *filename;
char *startstr;
int start;
int dont_inherit = 0;
int supplied_flags = 0;
PyCompilerFlags cf;
if (!PyArg_ParseTuple(args, "sss:compile", &str, &filename, &startstr))
if (!PyArg_ParseTuple(args, "sss|ii:compile", &str, &filename,
&startstr, &supplied_flags, &dont_inherit))
return NULL;
if (strcmp(startstr, "exec") == 0)
start = Py_file_input;
else if (strcmp(startstr, "eval") == 0)
@ -392,21 +396,35 @@ builtin_compile(PyObject *self, PyObject *args)
"compile() arg 3 must be 'exec' or 'eval' or 'single'");
return NULL;
}
cf.cf_flags = 0;
if (PyEval_MergeCompilerFlags(&cf))
return Py_CompileStringFlags(str, filename, start, &cf);
else
return Py_CompileString(str, filename, start);
if (supplied_flags & ~(PyCF_MASK | PyCF_MASK_OBSOLETE)) {
PyErr_SetString(PyExc_ValueError,
"compile(): unrecognised flags");
return NULL;
}
/* XXX Warn if (supplied_flags & PyCF_MASK_OBSOLETE) != 0? */
cf.cf_flags = supplied_flags;
if (!dont_inherit) {
PyEval_MergeCompilerFlags(&cf);
}
return Py_CompileStringFlags(str, filename, start, &cf);
}
static char compile_doc[] =
"compile(source, filename, mode) -> code object\n\
"compile(source, filename, mode[, flags[, dont_inherit]]) -> code object\n\
\n\
Compile the source string (a Python module, statement or expression)\n\
into a code object that can be executed by the exec statement or eval().\n\
The filename will be used for run-time error messages.\n\
The mode must be 'exec' to compile a module, 'single' to compile a\n\
single (interactive) statement, or 'eval' to compile an expression.";
single (interactive) statement, or 'eval' to compile an expression.\n\
The flags argument, if present, controls which future statements influence\n\
the compilation of the code.\n\
The dont_inherit argument, if non-zero, stops the compilation inheriting\n\
the effects of any future statements in effect in the code calling\n\
compile; if absent or zero these statements do influence the compilation,\n\
in addition to any features explicitly specified.";
static PyObject *