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