| """ |
| Constants for generating the layout. |
| """ |
| |
| __author__ = "Steve Dower <steve.dower@python.org>" |
| __version__ = "3.8" |
| |
| import os |
| import re |
| import struct |
| import sys |
| |
| |
| def _unpack_hexversion(): |
| try: |
| hexversion = int(os.getenv("PYTHON_HEXVERSION"), 16) |
| except (TypeError, ValueError): |
| hexversion = sys.hexversion |
| return struct.pack(">i", sys.hexversion) |
| |
| |
| def _get_suffix(field4): |
| name = {0xA0: "a", 0xB0: "b", 0xC0: "c"}.get(field4 & 0xF0, "") |
| if name: |
| serial = field4 & 0x0F |
| return f"{name}{serial}" |
| return "" |
| |
| |
| VER_MAJOR, VER_MINOR, VER_MICRO, VER_FIELD4 = _unpack_hexversion() |
| VER_SUFFIX = _get_suffix(VER_FIELD4) |
| VER_FIELD3 = VER_MICRO << 8 | VER_FIELD4 |
| VER_DOT = "{}.{}".format(VER_MAJOR, VER_MINOR) |
| |
| PYTHON_DLL_NAME = "python{}{}.dll".format(VER_MAJOR, VER_MINOR) |
| PYTHON_STABLE_DLL_NAME = "python{}.dll".format(VER_MAJOR) |
| PYTHON_ZIP_NAME = "python{}{}.zip".format(VER_MAJOR, VER_MINOR) |
| PYTHON_PTH_NAME = "python{}{}._pth".format(VER_MAJOR, VER_MINOR) |
| |
| PYTHON_CHM_NAME = "python{}{}{}{}.chm".format( |
| VER_MAJOR, VER_MINOR, VER_MICRO, VER_SUFFIX |
| ) |
