numexpr 2.3.1 error with pandas 0.13.1 · Issue #6762 · pandas-dev/pandas (original) (raw)

I just installed numexpr 2.3.1 with pandas 0.13.1 and got the following error:

File "C:\Python27\lib\site-packages\pandas\core\ops.py", line 496, in wrapper
arr = na_op(lvalues, rvalues)
File "C:\Python27\lib\site-packages\pandas\core\ops.py", line 443, in na_op
raise_on_error=True, *_eval_kwargs)
File "C:\Python27\lib\site-packages\pandas\computation\expressions.py", line 176, in evaluate
*_eval_kwargs)
File "C:\Python27\lib\site-packages\pandas\computation\expressions.py", line 104, in _evaluate_numexpr
*_eval_kwargs)
File "C:\Python27\lib\site-packages\numexpr\necompiler.py", line 738, in evaluate
NumExpr(ex, signature, *context) File "C:\Python27\lib\site-packages\numexpr\necompiler.py", line 554, in NumExpr precompile(ex, signature, context) File "C:\Python27\lib\site-packages\numexpr\necompiler.py", line 498, in precompile ast = typeCompileAst(ast) File "C:\Python27\lib\site-packages\numexpr\necompiler.py", line 163, in typeCompileAst % (ast.value + '' + retsig+basesig))
NotImplementedError: couldn't find matching opcode for 'mul_bbb'