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Python 3.10 compatibility #103

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Python 3.10 compatibility #103

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10 changes: 4 additions & 6 deletions cypari2/convert.pyx
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Original file line number Diff line number Diff line change
Expand Up @@ -59,7 +59,7 @@ cdef extern from *:
ctypedef struct PyLongObject:
digit* ob_digit

Py_ssize_t* Py_SIZE_PTR "&Py_SIZE"(object)
void __Pyx_SET_SIZE(object, Py_ssize_t)


########################################################################
Expand Down Expand Up @@ -450,13 +450,11 @@ cdef PyLong_FromINT(GEN g):
if d:
sizedigits_final = i+1

# Set correct size (use a pointer to hack around Cython's
# non-support for lvalues).
cdef Py_ssize_t* sizeptr = Py_SIZE_PTR(x)
# Set correct size
if signe(g) > 0:
sizeptr[0] = sizedigits_final
__Pyx_SET_SIZE(x, sizedigits_final)
else:
sizeptr[0] = -sizedigits_final
__Pyx_SET_SIZE(x, -sizedigits_final)

return x

Expand Down