Sorry for the double email. But this probem was referenced in this issue
report
https://github.com/Theano/Theano/issues/5141
On Tuesday, 14 March 2017 12:03:28 UTC+11, Jonathan Bruck wrote:
>
> Hi
>
> Running Ubuntu 16.10, installed anaconda3, theano from conda-forge.
> Nothing works due to the errors below.
> I've tried various options for the cxx flag, g++-5 g++-4.9
> /usr/bin/g++-4.8 etc
> The theanorc file is recognized as it correctly picks up the gpu when that
> is enabled, but still fails to compile.
>
> Any help please :)
>
> Jonathan
>
> jonathan@melange:~$ python
> Python 3.5.2 |Anaconda 4.3.0 (64-bit)| (default, Jul 2 2016, 17:53:06)
> [GCC 4.4.7 20120313 (Red Hat 4.4.7-1)] on linux
> Type "help", "copyright", "credits" or "license" for more information.
> >>> import theano
> >>> theano.__version__
> '0.8.2'
> >>>
> jonathan@melange:~$ cat .theanorc
> [global]
> floatX = float32
> # device = gpu
>
> [g++]
> cxx = /usr/bin/x86_64-linux-gnu-g++-4.8
>
> [lib]
> cnmem = 0.7
> jonathan@melange:~$ python `python -c "import os, theano;
> print(os.path.dirname(theano.__file__))"`/misc/check_blas.py
>
> Some Theano flags:
> blas.ldflags= -L/usr/local/lib -lopenblas -lopenblas
> compiledir= /home/jonathan/.theano/compiledir_Linux-4.8--generic-
> x86_64-with-debian-stretch-sid-x86_64-3.5.2-64
> floatX= float32
> device= cpu
> Some OS information:
> sys.platform= linux
> sys.version= 3.5.2 |Anaconda 4.3.0 (64-bit)| (default, Jul 2 2016, 17
> :53:06)
> [GCC 4.4.7 20120313 (Red Hat 4.4.7-1)]
> sys.prefix= /home/jonathan/Apps/Anaconda3
> Some environment variables:
> MKL_NUM_THREADS= None
> OMP_NUM_THREADS= None
> GOTO_NUM_THREADS= None
>
>
> Numpy config: (used when the Theano flag "blas.ldflags" is empty)
> openblas_lapack_info:
> language = c
> define_macros = [('HAVE_CBLAS', None)]
> libraries = ['openblas', 'openblas']
> library_dirs = ['/usr/local/lib']
> lapack_opt_info:
> language = c
> define_macros = [('HAVE_CBLAS', None)]
> libraries = ['openblas', 'openblas']
> library_dirs = ['/usr/local/lib']
> blas_mkl_info:
> NOT AVAILABLE
> blis_info:
> NOT AVAILABLE
> openblas_info:
> language = c
> define_macros = [('HAVE_CBLAS', None)]
> libraries = ['openblas', 'openblas']
> library_dirs = ['/usr/local/lib']
> blas_opt_info:
> language = c
> define_macros = [('HAVE_CBLAS', None)]
> libraries = ['openblas', 'openblas']
> library_dirs = ['/usr/local/lib']
> lapack_mkl_info:
> NOT AVAILABLE
> Numpy dot module: numpy.core.multiarray
> Numpy location: /home/jonathan/Apps/Anaconda3/lib/python3.5/site-packages/
> numpy/__init__.py
> Numpy version: 1.12.0
> ERROR (theano.gof.opt): Optimization failure due to: constant_folding
> ERROR (theano.gof.opt): node: DimShuffle{x,x}(TensorConstant{
> 0.800000011920929})
> ERROR (theano.gof.opt): TRACEBACK:
> ERROR (theano.gof.opt): Traceback (most recent call last):
> File
> "/home/jonathan/Apps/Anaconda3/lib/python3.5/site-packages/theano/gof/opt.py"
> , line 1772, in process_node
> replacements = lopt.transform(node)
> File
> "/home/jonathan/Apps/Anaconda3/lib/python3.5/site-packages/theano/tensor/opt.py"
> , line 5825, in constant_folding
> no_recycling=[])
> File
> "/home/jonathan/Apps/Anaconda3/lib/python3.5/site-packages/theano/gof/op.py"
> , line 970, in make_thunk
> no_recycling)
> File
> "/home/jonathan/Apps/Anaconda3/lib/python3.5/site-packages/theano/gof/op.py"
> , line 879, in make_c_thunk
> output_storage=node_output_storage)
> File
> "/home/jonathan/Apps/Anaconda3/lib/python3.5/site-packages/theano/gof/cc.py"
> , line 1200, in make_thunk
> keep_lock=keep_lock)
> File
> "/home/jonathan/Apps/Anaconda3/lib/python3.5/site-packages/theano/gof/cc.py"
> , line 1143, in __compile__
> keep_lock=keep_lock)
> File
> "/home/jonathan/Apps/Anaconda3/lib/python3.5/site-packages/theano/gof/cc.py"
> , line 1595, in cthunk_factory
> key=key, lnk=self, keep_lock=keep_lock)
> File
> "/home/jonathan/Apps/Anaconda3/lib/python3.5/site-packages/theano/gof/cmodule.py"
> , line 1142, in module_from_key
> module = lnk.compile_cmodule(location)
> File
> "/home/jonathan/Apps/Anaconda3/lib/python3.5/site-packages/theano/gof/cc.py"
> , line 1506, in compile_cmodule
> preargs=preargs)
> File
> "/home/jonathan/Apps/Anaconda3/lib/python3.5/site-packages/theano/gof/cmodule.py"
> , line 2213, in compile_str
> return dlimport(lib_filename)
> File
> "/home/jonathan/Apps/Anaconda3/lib/python3.5/site-packages/theano/gof/cmodule.py"
> , line 299, in dlimport
> rval = __import__(module_name, {}, {}, [module_name])
> ImportError: /home/jonathan/.theano/compiledir_Linux-4.8--generic-x86_64-
> with-debian-stretch-sid-x86_64-3.5.2-64/tmppn2ug2zy/
> mdb219947724f79219f7dbd36f0f52c77.so: undefined symbol: _ZdlPvm
>
>
>
>
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