252 lines
11 KiB
Cython
252 lines
11 KiB
Cython
from .object cimport PyObject
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cdef extern from "Python.h":
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#####################################################################
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# 6.2 Number Protocol
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#####################################################################
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bint PyNumber_Check(object o)
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# Returns 1 if the object o provides numeric protocols, and false
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# otherwise. This function always succeeds.
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object PyNumber_Add(object o1, object o2)
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# Return value: New reference.
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# Returns the result of adding o1 and o2, or NULL on failure. This
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# is the equivalent of the Python expression "o1 + o2".
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object PyNumber_Subtract(object o1, object o2)
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# Return value: New reference.
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# Returns the result of subtracting o2 from o1, or NULL on
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# failure. This is the equivalent of the Python expression "o1 -
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# o2".
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object PyNumber_Multiply(object o1, object o2)
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# Return value: New reference.
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# Returns the result of multiplying o1 and o2, or NULL on
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# failure. This is the equivalent of the Python expression "o1 *
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# o2".
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object PyNumber_Divide(object o1, object o2)
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# Return value: New reference.
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# Returns the result of dividing o1 by o2, or NULL on
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# failure. This is the equivalent of the Python expression "o1 /
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# o2".
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object PyNumber_FloorDivide(object o1, object o2)
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# Return value: New reference.
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# Return the floor of o1 divided by o2, or NULL on failure. This
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# is equivalent to the ``classic'' division of integers.
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object PyNumber_TrueDivide(object o1, object o2)
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# Return value: New reference.
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# Return a reasonable approximation for the mathematical value of
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# o1 divided by o2, or NULL on failure. The return value is
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# ``approximate'' because binary floating point numbers are
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# approximate; it is not possible to represent all real numbers in
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# base two. This function can return a floating point value when
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# passed two integers.
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object PyNumber_Remainder(object o1, object o2)
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# Return value: New reference.
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# Returns the remainder of dividing o1 by o2, or NULL on
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# failure. This is the equivalent of the Python expression "o1 %
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# o2".
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object PyNumber_Divmod(object o1, object o2)
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# Return value: New reference.
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# See the built-in function divmod(). Returns NULL on
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# failure. This is the equivalent of the Python expression
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# "divmod(o1, o2)".
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object PyNumber_Power(object o1, object o2, object o3)
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# Return value: New reference.
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# See the built-in function pow(). Returns NULL on failure. This
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# is the equivalent of the Python expression "pow(o1, o2, o3)",
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# where o3 is optional. If o3 is to be ignored, pass Py_None in
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# its place (passing NULL for o3 would cause an illegal memory
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# access).
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object PyNumber_Negative(object o)
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# Return value: New reference.
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# Returns the negation of o on success, or NULL on failure. This
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# is the equivalent of the Python expression "-o".
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object PyNumber_Positive(object o)
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# Return value: New reference.
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# Returns o on success, or NULL on failure. This is the equivalent
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# of the Python expression "+o".
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object PyNumber_Absolute(object o)
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# Return value: New reference.
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# Returns the absolute value of o, or NULL on failure. This is the
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# equivalent of the Python expression "abs(o)".
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object PyNumber_Invert(object o)
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# Return value: New reference.
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# Returns the bitwise negation of o on success, or NULL on
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# failure. This is the equivalent of the Python expression "~o".
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object PyNumber_Lshift(object o1, object o2)
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# Return value: New reference.
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# Returns the result of left shifting o1 by o2 on success, or NULL
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# on failure. This is the equivalent of the Python expression "o1
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# << o2".
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object PyNumber_Rshift(object o1, object o2)
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# Return value: New reference.
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# Returns the result of right shifting o1 by o2 on success, or
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# NULL on failure. This is the equivalent of the Python expression
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# "o1 >> o2".
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object PyNumber_And(object o1, object o2)
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# Return value: New reference.
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# Returns the ``bitwise and'' of o1 and o2 on success and NULL on
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# failure. This is the equivalent of the Python expression "o1 &
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# o2".
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object PyNumber_Xor(object o1, object o2)
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# Return value: New reference.
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# Returns the ``bitwise exclusive or'' of o1 by o2 on success, or
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# NULL on failure. This is the equivalent of the Python expression
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# "o1 ^ o2".
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object PyNumber_Or(object o1, object o2)
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# Return value: New reference.
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# Returns the ``bitwise or'' of o1 and o2 on success, or NULL on failure. This is the equivalent of the Python expression "o1 | o2".
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object PyNumber_InPlaceAdd(object o1, object o2)
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# Return value: New reference.
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# Returns the result of adding o1 and o2, or NULL on failure. The
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# operation is done in-place when o1 supports it. This is the
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# equivalent of the Python statement "o1 += o2".
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object PyNumber_InPlaceSubtract(object o1, object o2)
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# Return value: New reference.
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# Returns the result of subtracting o2 from o1, or NULL on
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# failure. The operation is done in-place when o1 supports
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# it. This is the equivalent of the Python statement "o1 -= o2".
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object PyNumber_InPlaceMultiply(object o1, object o2)
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# Return value: New reference.
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# Returns the result of multiplying o1 and o2, or NULL on
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# failure. The operation is done in-place when o1 supports
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# it. This is the equivalent of the Python statement "o1 *= o2".
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object PyNumber_InPlaceDivide(object o1, object o2)
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# Return value: New reference.
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# Returns the result of dividing o1 by o2, or NULL on failure. The
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# operation is done in-place when o1 supports it. This is the
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# equivalent of the Python statement "o1 /= o2".
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object PyNumber_InPlaceFloorDivide(object o1, object o2)
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# Return value: New reference.
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# Returns the mathematical floor of dividing o1 by o2, or NULL on
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# failure. The operation is done in-place when o1 supports
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# it. This is the equivalent of the Python statement "o1 //=
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# o2".
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object PyNumber_InPlaceTrueDivide(object o1, object o2)
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# Return value: New reference.
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# Return a reasonable approximation for the mathematical value of
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# o1 divided by o2, or NULL on failure. The return value is
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# ``approximate'' because binary floating point numbers are
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# approximate; it is not possible to represent all real numbers in
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# base two. This function can return a floating point value when
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# passed two integers. The operation is done in-place when o1
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# supports it.
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object PyNumber_InPlaceRemainder(object o1, object o2)
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# Return value: New reference.
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# Returns the remainder of dividing o1 by o2, or NULL on
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# failure. The operation is done in-place when o1 supports
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# it. This is the equivalent of the Python statement "o1 %= o2".
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object PyNumber_InPlacePower(object o1, object o2, object o3)
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# Return value: New reference.
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# See the built-in function pow(). Returns NULL on failure. The
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# operation is done in-place when o1 supports it. This is the
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# equivalent of the Python statement "o1 **= o2" when o3 is
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# Py_None, or an in-place variant of "pow(o1, o2, o3)"
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# otherwise. If o3 is to be ignored, pass Py_None in its place
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# (passing NULL for o3 would cause an illegal memory access).
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object PyNumber_InPlaceLshift(object o1, object o2)
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# Return value: New reference.
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# Returns the result of left shifting o1 by o2 on success, or NULL
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# on failure. The operation is done in-place when o1 supports
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# it. This is the equivalent of the Python statement "o1 <<= o2".
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object PyNumber_InPlaceRshift(object o1, object o2)
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# Return value: New reference.
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# Returns the result of right shifting o1 by o2 on success, or
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# NULL on failure. The operation is done in-place when o1 supports
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# it. This is the equivalent of the Python statement "o1 >>= o2".
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object PyNumber_InPlaceAnd(object o1, object o2)
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# Return value: New reference.
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# Returns the ``bitwise and'' of o1 and o2 on success and NULL on
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# failure. The operation is done in-place when o1 supports
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# it. This is the equivalent of the Python statement "o1 &= o2".
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object PyNumber_InPlaceXor(object o1, object o2)
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# Return value: New reference.
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# Returns the ``bitwise exclusive or'' of o1 by o2 on success, or
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# NULL on failure. The operation is done in-place when o1 supports
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# it. This is the equivalent of the Python statement "o1 ^= o2".
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object PyNumber_InPlaceOr(object o1, object o2)
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# Return value: New reference.
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# Returns the ``bitwise or'' of o1 and o2 on success, or NULL on
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# failure. The operation is done in-place when o1 supports
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# it. This is the equivalent of the Python statement "o1 |= o2".
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int PyNumber_Coerce(PyObject **p1, PyObject **p2) except -1
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# This function takes the addresses of two variables of type
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# PyObject*. If the objects pointed to by *p1 and *p2 have the
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# same type, increment their reference count and return 0
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# (success). If the objects can be converted to a common numeric
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# type, replace *p1 and *p2 by their converted value (with 'new'
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# reference counts), and return 0. If no conversion is possible,
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# or if some other error occurs, return -1 (failure) and don't
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# increment the reference counts. The call PyNumber_Coerce(&o1,
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# &o2) is equivalent to the Python statement "o1, o2 = coerce(o1,
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# o2)".
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object PyNumber_Int(object o)
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# Return value: New reference.
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# Returns the o converted to an integer object on success, or NULL
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# on failure. If the argument is outside the integer range a long
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# object will be returned instead. This is the equivalent of the
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# Python expression "int(o)".
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object PyNumber_Long(object o)
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# Return value: New reference.
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# Returns the o converted to a long integer object on success, or
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# NULL on failure. This is the equivalent of the Python expression
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# "long(o)".
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object PyNumber_Float(object o)
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# Return value: New reference.
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# Returns the o converted to a float object on success, or NULL on
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# failure. This is the equivalent of the Python expression
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# "float(o)".
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object PyNumber_Index(object o)
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# Returns the o converted to a Python int or long on success or
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# NULL with a TypeError exception raised on failure.
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Py_ssize_t PyNumber_AsSsize_t(object o, object exc) except? -1
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# Returns o converted to a Py_ssize_t value if o can be
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# interpreted as an integer. If o can be converted to a Python int
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# or long but the attempt to convert to a Py_ssize_t value would
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# raise an OverflowError, then the exc argument is the type of
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# exception that will be raised (usually IndexError or
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# OverflowError). If exc is NULL, then the exception is cleared
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# and the value is clipped to PY_SSIZE_T_MIN for a negative
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# integer or PY_SSIZE_T_MAX for a positive integer.
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bint PyIndex_Check(object)
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# Returns True if o is an index integer (has the nb_index slot of
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# the tp_as_number structure filled in).
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