File: pycontextvar.pyx

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# mode: run

from cpython.contextvars cimport (
    PyContextVar_New, PyContextVar_New_with_default,
    get_value, get_value_no_default,
)

NOTHING = object()
CVAR = PyContextVar_New("cvar", NULL)
CVAR_WITH_DEFAULT = PyContextVar_New_with_default("cvar_wd", "DEFAULT")


import contextvars
PYCVAR = contextvars.ContextVar("pycvar")

def disable_for_pypy737(f):
    import sys
    # will be fixed in PyPy 7.3.8
    if hasattr(sys, 'pypy_version_info') and sys.pypy_version_info < (7,3,8):
        return None
    return f


@disable_for_pypy737
def test_get_value(var, default=NOTHING):
    """
    >>> test_get_value(CVAR)
    >>> test_get_value(CVAR, "default")
    'default'
    >>> test_get_value(PYCVAR)
    >>> test_get_value(PYCVAR, "default")
    'default'
    >>> test_get_value(CVAR_WITH_DEFAULT)
    'DEFAULT'
    >>> test_get_value(CVAR_WITH_DEFAULT, "default")
    'DEFAULT'
    """
    return get_value(var, default) if default is not NOTHING else get_value(var)


@disable_for_pypy737
def test_get_value_no_default(var, default=NOTHING):
    """
    >>> test_get_value_no_default(CVAR)
    >>> test_get_value_no_default(CVAR, "default")
    'default'
    >>> test_get_value_no_default(PYCVAR)
    >>> test_get_value_no_default(PYCVAR, "default")
    'default'
    >>> test_get_value_no_default(CVAR_WITH_DEFAULT)
    >>> test_get_value_no_default(CVAR_WITH_DEFAULT, "default")
    'default'
    """
    return get_value_no_default(var, default) if default is not NOTHING else get_value_no_default(var)

__test__ = {}