Add speedups from pyston (#264)

This should make Python go 30% faster. It does that by trading
away some debuggability, like _tracemalloc. It can be re-enabled
using `make MODE=dbg`.

third_party/python/Python/cosmomodule.c

@@ -0,0 +1,102 @@
+/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
+│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8                                :vi│
+╞══════════════════════════════════════════════════════════════════════════════╡
+│ This is free and unencumbered software released into the public domain.      │
+│                                                                              │
+│ Anyone is free to copy, modify, publish, use, compile, sell, or              │
+│ distribute this software, either in source code form or as a compiled        │
+│ binary, for any purpose, commercial or non-commercial, and by any            │
+│ means.                                                                       │
+│                                                                              │
+│ In jurisdictions that recognize copyright laws, the author or authors        │
+│ of this software dedicate any and all copyright interest in the              │
+│ software to the public domain. We make this dedication for the benefit       │
+│ of the public at large and to the detriment of our heirs and                 │
+│ successors. We intend this dedication to be an overt act of                  │
+│ relinquishment in perpetuity of all present and future rights to this        │
+│ software under copyright law.                                                │
+│                                                                              │
+│ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,              │
+│ EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF           │
+│ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.       │
+│ IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR            │
+│ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,        │
+│ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR        │
+│ OTHER DEALINGS IN THE SOFTWARE.                                              │
+╚─────────────────────────────────────────────────────────────────────────────*/
+#include "third_party/python/Include/Python-ast.h"
+#include "third_party/python/Include/abstract.h"
+#include "third_party/python/Include/boolobject.h"
+#include "third_party/python/Include/ceval.h"
+#include "third_party/python/Include/code.h"
+#include "third_party/python/Include/cosmo.h"
+#include "third_party/python/Include/dictobject.h"
+#include "third_party/python/Include/errcode.h"
+#include "third_party/python/Include/eval.h"
+#include "third_party/python/Include/fileutils.h"
+#include "third_party/python/Include/frameobject.h"
+#include "third_party/python/Include/import.h"
+#include "third_party/python/Include/listobject.h"
+#include "third_party/python/Include/longobject.h"
+#include "third_party/python/Include/marshal.h"
+#include "third_party/python/Include/modsupport.h"
+#include "third_party/python/Include/objimpl.h"
+#include "third_party/python/Include/osdefs.h"
+#include "third_party/python/Include/pgenheaders.h"
+#include "third_party/python/Include/pydebug.h"
+#include "third_party/python/Include/pyerrors.h"
+#include "third_party/python/Include/pylifecycle.h"
+#include "third_party/python/Include/pymacro.h"
+#include "third_party/python/Include/pythonrun.h"
+#include "third_party/python/Include/sysmodule.h"
+#include "third_party/python/Include/traceback.h"
+#include "third_party/python/Include/tupleobject.h"
+#include "third_party/python/Include/warnings.h"
+#include "third_party/python/Include/weakrefobject.h"
+#include "third_party/python/Python/importdl.h"
+/* clang-format off */
+
+static int cosmo_constants(PyObject *m)
+{
+  if(PyModule_AddStringMacro(m, MODE)) return -1;
+  return 0;
+}
+
+
+PyDoc_STRVAR(doc_cosmo,
+"additional information and special functions provided by Cosmopolitan Libc.");
+
+static PyMethodDef cosmo_methods[] = {
+    {NULL, NULL}  /* sentinel */
+};
+
+
+static struct PyModuleDef cosmomodule = {
+    PyModuleDef_HEAD_INIT,
+    "_cosmo",
+    doc_cosmo,
+    -1,
+    cosmo_methods,
+    NULL,
+    NULL,
+    NULL,
+    NULL
+};
+
+PyMODINIT_FUNC
+PyInit_cosmo(void)
+{
+    PyObject *m, *d;
+
+    m = PyModule_Create(&cosmomodule);
+    if (m == NULL)
+        goto failure;
+
+    if(cosmo_constants(m))
+        goto failure;
+
+    return m;
+  failure:
+    Py_XDECREF(m);
+    return NULL;
+}