Briefly:
- you have installed :
!pip install -q torch-scatter -f https://pytorch-geometric.com/whl/torch-1.7.0+cu101.html
!pip install -q torch-sparse -f https://pytorch-geometric.com/whl/torch-1.7.0+cu101.html
!pip install -q torch-geometric
!pip install ogb
- when you do this import :
from torch_geometric.datasets import TUDataset
- you get this error :
---------------------------------------------------------------------------
/usr/local/lib/python3.7/dist-packages/torch_geometric/__init__.py in <module>()
3
4 from .debug import is_debug_enabled, debug, set_debug
----> 5 import torch_geometric.data
6 import torch_geometric.transforms
7 import torch_geometric.utils
/usr/local/lib/python3.7/dist-packages/torch_geometric/data/__init__.py in <module>()
----> 1 from .data import Data
2 from .temporal import TemporalData
3 from .batch import Batch
4 from .dataset import Dataset
5 from .in_memory_dataset import InMemoryDataset
/usr/local/lib/python3.7/dist-packages/torch_geometric/data/data.py in <module>()
6 import torch
7 import torch_geometric
----> 8 from torch_sparse import coalesce, SparseTensor
9 from torch_geometric.utils import (contains_isolated_nodes,
10 contains_self_loops, is_undirected)
/usr/local/lib/python3.7/dist-packages/torch_sparse/__init__.py in <module>()
13 ]:
14 torch.ops.load_library(importlib.machinery.PathFinder().find_spec(
---> 15 f'{library}_{suffix}', [osp.dirname(__file__)]).origin)
16
17 if torch.cuda.is_available(): # pragma: no cover
/usr/local/lib/python3.7/dist-packages/torch/_ops.py in load_library(self, path)
102 # static (global) initialization code in order to register custom
103 # operators with the JIT.
--> 104 ctypes.CDLL(path)
105 self.loaded_libraries.add(path)
106
/usr/lib/python3.7/ctypes/__init__.py in __init__(self, name, mode, handle, use_errno, use_last_error)
362
363 if handle is None:
--> 364 self._handle = _dlopen(self._name, mode)
365 else:
366 self._handle = handle
OSError: /usr/local/lib/python3.7/dist-packages/torch_sparse/_convert_cuda.so: undefined symbol: _ZN6caffe28TypeMeta21_typeMetaDataInstanceIdEEPKNS_6detail12TypeMetaDataEv