[Cython] In-place division in memoryview, ndarray causes compiler error

[Stefan Behnel]

Matthew Brett, 15.08.2012 20:38:
> For this file:
> 
> <file1>
> def div1(int[:] A):
>     A[0] /= 1
> </file1>
> 
> or this one:
> 
> <file2>
> def div2(object[int, ndim=1] A):
>     A[0] /= 1
> </file2>
> 
> I get:
> 
>   File "/Users/mb312/usr/local/lib/python2.7/site-packages/Cython/Compiler/Nodes.py",
> line 354, in generate_execution_code
>     stat.generate_execution_code(code)
>   File "/Users/mb312/usr/local/lib/python2.7/site-packages/Cython/Compiler/Nodes.py",
> line 4536, in generate_execution_code
>     if c_op in ('/', '%') and self.lhs.type.is_int and not
> code.directives['cdivision']:
> AttributeError: 'CCodeWriter' object has no attribute 'directives
> 
> This is only for in-place division.  I'm using current trunk:
> 
> Cython version 0.17b2

Thanks for the report, here is a fix:

https://github.com/cython/cython/commit/7551bd228685329e4309a56939b11d3c98791ede

Stefan