All Questions
Tagged with grpc-python python-3.x
69 questions
0
votes
1
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196
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Handle multiple gRPC server side streams in Python
I am quite deperate because I simply cannot find a solution for my problem.
Scenario
My python application acts as a gRPC server. The request that is made is a server side stream so the client asks ...
- 17
0
votes
0
answers
46
views
asyncio CancelledError error in python gRPC AIO client
I am using Python 3.8 and trying to run an example of a gRPC AIO client like the one below:
async def run() -> None:
global counter
print('run')
async with grpc.aio....
- 127
1
vote
1
answer
763
views
TypeError: Couldn't build proto file into descriptor pool: duplicate file name opentelemetry/proto/common/v1/common.proto in Docker
I'm encountering an issue when trying to build my Docker image. The error message I receive is:
TypeError: Couldn't build proto file into descriptor pool: duplicate file name opentelemetry/proto/...
1
vote
0
answers
128
views
Why is my protobuf map field represented as RepeatedCompositeFieldContainer in the generated Python code?
I have a .proto file that defines a message with a map<string, string> field:
syntax = "proto3";
message Message {
map<string, string> map = 1;
}
After generating the Python ...
- 31
1
vote
0
answers
391
views
python gRPC authentication issues with a self signed certificates
Referred to the grpc docs: grpc docs and attempting secure authentication, I have already the certificate (.cert file), server URL, and credentials. Moreover, I am able to consume the gRPC proto using ...
- 13k
0
votes
1
answer
438
views
How to prevent gRPC server in python from logging multiline traceback
I created a grpc server written in python. When ther is an error, I need to raise an exception in the server, this function in grpc/_servery.py fails with the raised exception. This is causing the ...
0
votes
1
answer
156
views
How to stream data in 4MB chunks using python (through grpc)
I hava a python grpc service that streams large amounts of data to client microservices.
service GeoService {
rpc GetGeoCoordinates(GetRequest) returns (stream Chunk){}
}
message Chunk {
bytes ...
- 5,294
1
vote
1
answer
644
views
How do I build a grpc Enum invariant from an int in python?
I have a grpc method used to query the internal state of some remote object on the server. This internal state includes an enum for the status, which I have replicated in the expected gRPC response ...
- 1,488
0
votes
1
answer
746
views
gRPC channel reuse
One of the company's developers was fired and I had to start making a demand that was about to be made by that developer... anyway
I'm not a python developer and I'm learning little by little as I ...
- 149
0
votes
1
answer
514
views
gRPC client could not receive proper attribute when multiple enum is defined in one file
I defined two enum (AnsType and ErrorType) in a single .proto file and I used both of them in a message. However, the client can not parse both enum. Why does it happen and how can I solve it?
The ...
- 1,974
2
votes
3
answers
222
views
Whats the golang's `stream.Send()` equivalent in python grpc clients in bidirectional stream?
Lets say below is the proto for bi-directional stream
service RouteGuide {
// A Bidirectional streaming RPC.
//
// Accepts a stream of RouteNotes sent while a route is being traversed,
// ...
- 879
2
votes
0
answers
370
views
asyncio gRPC: Add properties to context from decorator or server interceptor
I'm trying to compute inforamtion from invocation_metadata and pass it to the func to avoid computing it again in the function. This worked with gRPC but when we implemented asyncio this doesn't work ...
2
votes
0
answers
1k
views
Implementing a grpc client in C# .Net Framework that connects to a Python 3 grpc server?
I am trying to write a grpc client in C# .Net Framework (4.7.x) that's supposed to connect to a Python (3.7) grpc server running on a RaspberryPi.
To ensure that my proto file is correct and that the ...
4
votes
1
answer
4k
views
"Connection reset by peer" in python gRPC
We are sending multiple requests to a gRPC server.
But every once in a while we come across "Connection reset by peer" error with UNAVAILABLE status.
GRPC server: NestJS
Client: Python
...
- 142
1
vote
1
answer
4k
views
Python gRPC client error - Cannot check peer : missing selected ALPN property
I am writing a Python (version: 3.6.8) gRPC client to connect to envoy using SSL.
I am using grpc.ssl_channel_credentials to specify root_certificates, private_key and certificate_chain, and then ...
- 534