#8406: problem with duck typing in c_graph
----------------------------+-----------------------------------------------
Reporter: ylchapuy | Owner: rlm
Type: defect | Status: new
Priority: major | Milestone:
Component: graph theory | Keywords:
Author: | Upstream: N/A
Reviewer: | Merged:
Work_issues: |
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Comment(by ylchapuy):
line 638 of c_graph.pyx, we find:
{{{
try:
u_int = u
except TypeError:
return -1
}}}
I think we should instead do an explicit test:
{{{
if isinstance(u,(int,long,Integer))
}}}
to avoid coercions.
Thoughts?
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/8406#comment:1>
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