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/opt/alt/python37/lib/python3.7/site-packages/virtualenv/create/via_global_ref/builtin/cpython/common.py

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from __future__ import absolute_import, unicode_literals

from abc import ABCMeta
from collections import OrderedDict

from six import add_metaclass

from virtualenv.create.describe import PosixSupports, WindowsSupports
from virtualenv.create.via_global_ref.builtin.ref import RefMust, RefWhen
from virtualenv.util.path import Path

from ..via_global_self_do import ViaGlobalRefVirtualenvBuiltin

@add_metaclass(ABCMeta)
class CPython(ViaGlobalRefVirtualenvBuiltin):
    @classmethod
    def can_describe(cls, interpreter):
        return interpreter.implementation == "CPython" and super(CPython, cls).can_describe(interpreter)

@classmethod
    def exe_stem(cls):
        return "python"

@add_metaclass(ABCMeta)
class CPythonPosix(CPython, PosixSupports):
    """Create a CPython virtual environment on POSIX platforms"""

@classmethod
    def _executables(cls, interpreter):
        host_exe = Path(interpreter.system_executable)
        major, minor = interpreter.version_info.major, interpreter.version_info.minor
        targets = OrderedDict(
            (i, None) for i in ["python", "python{}".format(major), "python{}.{}".format(major, minor), host_exe.name]
        )
        must = RefMust.COPY if interpreter.version_info.major == 2 else RefMust.NA
        yield host_exe, list(targets.keys()), must, RefWhen.ANY

@add_metaclass(ABCMeta)
class CPythonWindows(CPython, WindowsSupports):
    @classmethod
    def _executables(cls, interpreter):
        # symlink of the python executables does not work reliably, copy always instead
        # - https://bugs.python.org/issue42013
        # - venv
        host = cls.host_python(interpreter)
        for path in (host.parent / n for n in {"python.exe", host.name}):
            yield host, [path.name], RefMust.COPY, RefWhen.ANY
        # for more info on pythonw.exe see https://stackoverflow.com/a/30313091
        python_w = host.parent / "pythonw.exe"
        yield python_w, [python_w.name], RefMust.COPY, RefWhen.ANY

@classmethod
    def host_python(cls, interpreter):
        return Path(interpreter.system_executable)

def is_mac_os_framework(interpreter):
    if interpreter.platform == "darwin":
        framework_var = interpreter.sysconfig_vars.get("PYTHONFRAMEWORK")
        value = "Python3" if interpreter.version_info.major == 3 else "Python"
        return framework_var == value
    return False

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Name	Size	Perms	Modified	Actions
__pycache__ DIR	-	drwxr-xr-x	2024-03-03 22:53:22	Edit Download recursive recursive
common.py	2.34 KB	lrw-r--r--	2022-01-02 15:54:28	Edit Download recursive recursive
cpython2.py	3.66 KB	lrw-r--r--	2022-01-02 15:54:28	Edit Download recursive recursive
cpython3.py	3.23 KB	lrw-r--r--	2022-01-02 15:54:28	Edit Download recursive recursive
mac_os.py	13.99 KB	lrw-r--r--	2022-01-02 15:54:28	Edit Download recursive recursive
__init__.py	57 B	lrw-r--r--	2022-01-02 15:54:28	Edit Download recursive recursive

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