cython

1
# mode: run
2
# tag: if, and, or
3

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def if_x(x):
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    """
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    >>> if_x(0)
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    2
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    >>> if_x(1)
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    1
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    """
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    if x:
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        return 1
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    else:
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        return 2
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def if_not(x):
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    """
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    >>> if_not(0)
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    1
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    >>> if_not(1)
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    2
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    """
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    if not x:
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        return 1
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    else:
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        return 2
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def if_and(a, b):
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    """
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    >>> if_and(3, 0)
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    2
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    >>> if_and(0, 3)
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    2
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    >>> if_and(0, 0)
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    2
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    >>> if_and(3, 3)
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    1
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    """
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    if a and b:
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        return 1
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    else:
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        return 2
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def if_not_and(a, b):
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    """
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    >>> if_not_and(3, 0)
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    1
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    >>> if_not_and(0, 3)
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    1
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    >>> if_not_and(0, 0)
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    1
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    >>> if_not_and(3, 3)
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    2
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    """
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    if not (a and b):
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        return 1
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    else:
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        return 2
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def if_or(a, b):
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    """
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    >>> if_or(3, 0)
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    1
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    >>> if_or(0, 3)
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    1
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    >>> if_or(0, 0)
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    2
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    >>> if_or(3, 3)
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    1
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    """
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    if a or b:
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        return 1
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    else:
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        return 2
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def if_not_or(a, b):
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    """
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    >>> if_not_or(3, 0)
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    2
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    >>> if_not_or(0, 3)
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    2
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    >>> if_not_or(0, 0)
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    1
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    >>> if_not_or(3, 3)
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    2
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    """
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    if not (a or b):
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        return 1
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    else:
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        return 2
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def if_and_or(a, b, c, d):
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    """
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    >>> if_and_or(3, 0, 0, 3)
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    1
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    >>> if_and_or(0, 3, 0, 3)
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    1
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    >>> if_and_or(0, 3, 3, 0)
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    1
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    >>> if_and_or(0, 3, 3, 0)
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    1
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    >>> if_and_or(0, 0, 0, 0)
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    2
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    >>> if_and_or(0, 3, 0, 0)
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    2
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    >>> if_and_or(0, 0, 3, 0)
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    2
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    >>> if_and_or(0, 0, 0, 3)
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    2
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    """
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    if (a or b) and (c or d):
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        return 1
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    else:
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        return 2
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