nm is a very nice tool to inspect .sos:
nm ~/conda/lib/python3.6/site-packages/torch/lib/libATen.so | grep newWithSize1d
0000000001582a20 T THByteTensor_newWithSize1d
0000000001585460 T THCharTensor_newWithSize1d
0000000001b49e20 T THCSByteTensor_newWithSize1d
0000000001b4b2a0 T THCSCharTensor_newWithSize1d
0000000001b52da0 T THCSDoubleTensor_newWithSize1d
0000000001b51920 T THCSFloatTensor_newWithSize1d
0000000001b504a0 T THCSHalfTensor_newWithSize1d
0000000001b4dba0 T THCSIntTensor_newWithSize1d
0000000001b4f020 T THCSLongTensor_newWithSize1d
0000000001b4c720 T THCSShortTensor_newWithSize1d
0000000001b2e0d0 T THCudaByteTensor_newWithSize1d
0000000001b30b70 T THCudaCharTensor_newWithSize1d
0000000001b40b60 T THCudaDoubleTensor_newWithSize1d
0000000001b3b610 T THCudaHalfTensor_newWithSize1d
0000000001b360d0 T THCudaIntTensor_newWithSize1d
0000000001b38b70 T THCudaLongTensor_newWithSize1d
0000000001b33620 T THCudaShortTensor_newWithSize1d
0000000001b3e0b0 T THCudaTensor_newWithSize1d
000000000157ffd0 T THDoubleTensor_newWithSize1d
000000000157d500 T THFloatTensor_newWithSize1d
000000000158f9b0 T THHalfTensor_newWithSize1d
000000000158a8e0 T THIntTensor_newWithSize1d
000000000158d320 T THLongTensor_newWithSize1d
0000000001ad3690 T THSByteTensor_newWithSize1d
0000000001ad4b70 T THSCharTensor_newWithSize1d
0000000001adb450 T THSDoubleTensor_newWithSize1d
0000000001ad9f50 T THSFloatTensor_newWithSize1d
0000000001587ea0 T THShortTensor_newWithSize1d
0000000001ad7550 T THSIntTensor_newWithSize1d
0000000001ad8a50 T THSLongTensor_newWithSize1d
0000000001ad6050 T THSShortTensor_newWithSize1d