pytorch/caffe2/python/test/python_protobuf_test.py
Bugra Akyildiz 27c7158166 Remove __future__ imports for legacy Python2 supports (#45033)
Summary:
There is a module called `2to3` which you can target for future specifically to remove these, the directory of `caffe2` has the most redundant imports:

```2to3 -f future -w caffe2```

Pull Request resolved: https://github.com/pytorch/pytorch/pull/45033

Reviewed By: seemethere

Differential Revision: D23808648

Pulled By: bugra

fbshipit-source-id: 38971900f0fe43ab44a9168e57f2307580d36a38
2020-09-23 17:57:02 -07:00

25 lines
685 B
Python

# make sure we use cpp implementation of protobuf
import os
os.environ["PROTOCOL_BUFFERS_PYTHON_IMPLEMENTATION"] = "cpp"
# import cpp extension first
from caffe2.python import core
# then import protobuf
from caffe2.proto import caffe2_pb2, metanet_pb2
import unittest
class TestCrossProtoCalls(unittest.TestCase):
def testSimple(self):
net = caffe2_pb2.NetDef()
meta = metanet_pb2.MetaNetDef()
# if metanet_pb2 wasn't initialized properly the following fails with a
# cryptic message: "Parameter to MergeFrom() must be instance of same
# class: expected caffe2.NetDef got caffe2.NetDef."
meta.nets.add(key="foo", value=net)