#18578: Python 3 preparation: Special function __div__() is used no more in Py3
-------------------------+-------------------------------------------------
Reporter: | Owner: wluebbe
wluebbe | Status: new
Type: | Milestone: sage-6.8
enhancement | Resolution:
Priority: major | Merged in:
Component: misc | Reviewers:
Keywords: | Work issues:
python3 | Commit:
Authors: | 9701674d59213529ef6476ecc973a8f2cf69bfb3
Report Upstream: N/A | Stopgaps:
Branch: |
u/wluebbe/18578 |
Dependencies: |
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Comment (by wluebbe):
That gives a compile error:
{{{
Cythonizing sage/ext/fast_callable.pyx
Error compiling Cython file:
------------------------------------------------------------
...
div(1, v_0)
"""
return _expression_binop_helper(s, o, op_div)
# for Python 2 without from __future__ import division
from cpython.number cimport PyNumber_TrueDivide
^
------------------------------------------------------------
sage/ext/fast_callable.pyx:917:4: cimport only allowed at module level
Error compiling Cython file:
------------------------------------------------------------
...
return _expression_binop_helper(s, o, op_div)
# for Python 2 without from __future__ import division
from cpython.number cimport PyNumber_TrueDivide
def __div__(self, other):
return PyNumber_TrueDivide(self, other)
^
------------------------------------------------------------
sage/ext/fast_callable.pyx:919:34: undeclared name not builtin:
PyNumber_TrueDivide
}}}
Copying the code from {{{def __div__}}} to {{{def ___truediv__}}} clearly
works - but there must be a better way!
--
Ticket URL: <http://trac.sagemath.org/ticket/18578#comment:6>
Sage <http://www.sagemath.org>
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