Hi, I tried training your code and it works fine on my system. Try upgrading to CUDA 8 and run the code.
Ramana On Thursday, February 23, 2017 at 11:08:23 PM UTC+1, Ramana Subramanyam wrote: > > > Hi, > > I use theano on 10.12, Sierra as well. What version of nvcc do you use? > XCode 7.3 supports only CUDA 8. You don't need to change versions of XCode > or CLT. I use the same versions of these softwares as you. > > Ramana > > Folks -- >> >> I am stuck in version hell I suppose and need some help for running >> theano on my Mac. >> >> Here is the config: >> Mac OS: 10.12.3 (16D32) >> >> python 2.7 (I use anaconda but I have tried the /usr-version that comes >> with the OS as well -- same result) >> >> theano: Theano (0.9.0rc1) >> lasagne: Lasagne (0.2.dev1) >> numpy: numpy (1.12.0) >> >> Xcode: Version 7.3 (7D175) >> clang: >> Apple LLVM version 7.3.0 (clang-703.0.29) >> Target: x86_64-apple-darwin16.4.0 >> Thread model: posix >> >> Unfortunately, I cannot downgrade XCode (clang) because I need it for >> other projects. >> >> So, here is what happens. I am working on LSTM models and have narrowed >> my version problem down as follows: Using the code provided here: >> http://colinraffel.com/talks/hammer2015recurrent.pdf (python file >> attached) calls to theano.function (line 154 in the attached) result in the >> following error message (excerpt): >> >> ======/ SNIP /============ >> Problem occurred during compilation with the command line below: >> /usr/bin/clang++ -dynamiclib -g -O3 -fno-math-errno -Wno-unused-label >> -Wno-unused-variable -Wno-write-strings -march=haswell >> -DNPY_NO_DEPRECATED_API=NPY_1_7_API_VERSION -m64 -fPIC -undefined >> dynamic_lookup >> -I/Users/thomas/anaconda/lib/python2.7/site-packages/numpy/core/include >> -I/Users/thomas/anaconda/include/python2.7 >> -I/Users/thomas/anaconda/lib/python2.7/site-packages/theano/gof >> -L/Users/thomas/anaconda/lib -fvisibility=hidden -o >> /Users/thomas/.theano/compiledir_Darwin-16.4.0-x86_64-i386-64bit-i386-2.7.13-64/tmp5GtYpU/39a151e745f8754653c9e8ca5ea9cf75.so >> >> /Users/thomas/.theano/compiledir_Darwin-16.4.0-x86_64-i386-64bit-i386-2.7.13-64/tmp5GtYpU/mod.cpp >> /Users/thomas/.theano/compiledir_Darwin-16.4.0-x86_64-i386-64bit-i386-2.7.13-64/tmp5GtYpU/mod.cpp:894:21: >> >> warning: comparison of array 'outputs' equal to a null pointer is always >> false [-Wtautological-pointer-compare] >> if (outputs == NULL) { >> ^~~~~~~ ~~~~ >> /Users/thomas/.theano/compiledir_Darwin-16.4.0-x86_64-i386-64bit-i386-2.7.13-64/tmp5GtYpU/mod.cpp:919:54: >> >> error: arithmetic on a pointer to void >> PyArray_DATA(V3) + data_offset, >> ~~~~~~~~~~~~~~~~ ^ >> 1 warning and 1 error generated. >> >> Traceback (most recent call last): >> File "lstm_baseline.py", line 154, in <module> >> train = theano.function([l_in.input_var, target_values, >> l_mask.input_var], cost, updates=updates) >> File >> "/Users/thomas/anaconda/lib/python2.7/site-packages/theano/compile/function.py", >> >> line 326, in function >> output_keys=output_keys) >> File >> "/Users/thomas/anaconda/lib/python2.7/site-packages/theano/compile/pfunc.py", >> >> line 486, in pfunc >> output_keys=output_keys) >> ======/ SNAP /============ >> >> later on in theoutput: >> ======/ SNIP /============ >> Exception: ('The following error happened while compiling the node', >> Split{4}(Assert{msg='Theano Assert failed!'}.0, TensorConstant{1}, >> MakeVector{dtype='int64'}.0), '\n', "Compilation failed (return status=1): >> /Users/thomas/.theano/compiledir_Darwin-16.4.0-x86_64-i386-64bit-i386-2.7.13-64/tmp5GtYpU/mod.cpp:894:21: >> >> warning: comparison of array 'outputs' equal to a null pointer is always >> false [-Wtautological-pointer-compare]. if (outputs == >> NULL) {. ^~~~~~~ ~~~~. >> /Users/thomas/.theano/compiledir_Darwin-16.4.0-x86_64-i386-64bit-i386-2.7.13-64/tmp5GtYpU/mod.cpp:919:54: >> >> error: arithmetic on a pointer to void. >> PyArray_DATA(V3) + data_offset,. >> ~~~~~~~~~~~~~~~~ ^. 1 warning and 1 error generated.. ", '[*1 -> >> Split{4}(<TensorType(float64, matrix)>, TensorConstant{1}, >> <TensorType(int64, vector)>), *1::1, *1::2, *1::3]') >> ======/ SNAP /============ >> >> >> Now, I know that this code works because we have it up and running on >> another Mac with the same configuration APART from the clang version, which >> there is: >> Apple LLVM version 7.0.2 (clang-700.1.81) >> Target: x86_64-apple-darwin14.5.0 >> Thread model: posix >> >> The code also runs fine on a recent Ubuntu box. >> >> ==> So, it looks like the newer clang version is to blame for being more >> pedantic (?) with comparisons to NULL pointers (in the generated C code). >> Now, this behaviour is a little tricky to debug (to say the least). I have >> quadruple checked the Python code and it looks fine. The fact that it is >> running on two other of out machines and that the original author of it >> (Colin Raffel -- all kudos to him for the tutorial code) is using it in his >> tutorial tells me that my suspicion is not entirely wrong. >> >> I tried installing an older version of the command line tools for XCode >> (essentially the c-compiler) on my box to run it in parallel to the current >> version (which I need for other projects) but that did not work out. >> According to the apple developer forum I would need to install the complete >> (!) version of an older XCode package, which is not really an option. >> >> >> So, does anyone have a clue / experience / advise on this? >> >> Many thanks! >> Thomas >> > -- --- You received this message because you are subscribed to the Google Groups "theano-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
