#20731: shortcut coercion for Integer-Rational operations
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Reporter: vdelecroix | Owner:
Type: enhancement | Status: needs_review
Priority: major | Milestone: sage-7.3
Component: coercion | Resolution:
Keywords: days74 | Merged in:
Authors: Vincent Delecroix | Reviewers: Jeroen Demeyer,
| Travis Scrimshaw
Report Upstream: N/A | Work issues:
Branch: | Commit:
u/vdelecroix/20731 | 1a93a12c39522dbe60b958757e2e3922aa9c23ed
Dependencies: | Stopgaps:
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Comment (by vdelecroix):
Independent time testing with a Cython class (without inheritance)
||= code =||= relative time =||
|| `type(a) == A` || 10500000ns||
|| `isinstance(a,A)` || 559000ns||
|| `type(a) is A` || 55ns||
I guess something else is happening with `z+q` versus `q+z`...
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Ticket URL: <https://trac.sagemath.org/ticket/20731#comment:41>
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