Metadata-Version: 2.1
Name: grpc-requests
Version: 0.0.4
Summary: grpc for Humans. grpc reflection support client
Home-page: https://github.com/spaceone-dev/grpc_requests
Maintainer: MEGAZONE SpaceONE Team
Maintainer-email: admin@spaceone.dev
License: Apache License 2.0
Platform: UNKNOWN
Classifier: Intended Audience :: Developers
Classifier: Operating System :: OS Independent
Classifier: Programming Language :: Python
Classifier: Programming Language :: Python :: 3
Classifier: Programming Language :: Python :: 3 :: Only
Classifier: Programming Language :: Python :: 3.6
Classifier: Programming Language :: Python :: 3.7
Classifier: Programming Language :: Python :: 3.8
Classifier: Topic :: Software Development :: Libraries :: Python Modules
Requires-Python: >=3.6
Description-Content-Type: text/markdown
Requires-Dist: grpcio (==1.30.0)
Requires-Dist: grpcio-reflection (==1.30.0)
Requires-Dist: google-api-core (==1.21.0)
Requires-Dist: click (==7.1.2)

# grpc requests
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## GRPC for Humans 

```python
from grpc_requests import Client

client = Client.get_by_endpoint("localhost:50051")
assert client.service_names == ["helloworld.Greeter"]

request_data = {"name": 'sinsky'} 
result = client.request("helloworld.Greeter", "SayHello", request_data)
print(result) # {"message":"Hellow sinsky"}

```


## Feature
- connect server using reflection
- no need stub class request grpc
- supprot method
    - [x] unary-unary
    - [x] unary-stream
    - [x] stream-unary
    - [x] stream-stream

## install
```shell script
pip install grpc_requests
```


## example

### request unary-unary
```python
service = "helloworld.Greeter"
unary_unary_method = 'SayHello'

request_data = {"name": 'sinsky'} # You Don't Need Stub!
result = client.request(service, unary_unary_method, request_data)
assert dict == type(result) # result is dict Type!!! not Stub Object!
assert {"message":"Hellow sinsky"} == result

# or

request_data = {"name": 'sinsky'} # You Don't Need Stub!
# any one know this method is unary-unary
result = client.unary_unary(service, unary_unary_method, request_data) 
assert dict == type(result) # result is dict Type!!! not Stub Object!
assert {"message":"Hellow sinsky"} == result
```

### request unary-stream
```python
unary_stream_method = 'SayHelloGroup'
unary_stream_results = client.request(service, unary_unary_method, request_data)
assert all([dict == type(result) for result in unary_stream_results])
assert [{"message":"Hellow sinsky"}] == list(unary_stream_results)

# or

unary_stream_results = client.unary_stream(service, unary_unary_method, request_data)
assert all([dict == type(result) for result in unary_stream_results])
assert [{"message":"Hellow sinsky"}] == list(unary_stream_results)
```

### request stream-unary
```python
requests_data = [request_data] # iterator
stream_unary_method = 'HelloEveryone'

result_stream_unary = client.request(service, stream_unary_method, requests_data)
assert dict == type(result) # result is dict Type!!! not Stub Object!

# or

result_stream_unary = client.stream_unary(service, stream_unary_method, requests_data)
assert dict == type(result) # result is dict Type!!! not Stub Object!
```

### request stream-stream
```python
requests_data = [request_data] # iterator
stream_stream_method = 'SayHelloOneByOne'

result = client.request(service, stream_stream_method,requests_data )
assert all([dict == type(result) for result in unary_stream_results])

# or

result = client.stream_stream(service, stream_stream_method,requests_data )
assert all([dict == type(result) for result in unary_stream_results])
```

## using service client
```python
from grpc_requests import Client

client = Client.get_by_endpoint("localhost:50051")
assert client.service_names == ["helloworld.Greeter",'grpc.health.v1.Health']

health = client.service('grpc.health.v1.Health')
assert health.method_names == ('Check', 'Watch')

result = health.Check()
assert result == {'status': 'SERVING'}

greeter = client.service("helloworld.Greeter")

request_data = {"name": 'sinsky'}
result = greeter.SayHello(request_data)
results = greeter.SayHelloGroup(request_data)

requests_data = [{"name": 'sinsky'}]
result = greeter.HelloEveryone(requests_data)
results = greeter.SayHelloOneByOne(requests_data)

```

## using Stub
```python
from grpc_requests import Client
from helloworld_pb2 import HelloRequest

port = '50051'
host = "localhost"
endpoint = f"{host}:{port}"

client = Client.get_by_endpoint(endpoint)
print(client.service_names) # ["helloworld.Greeter"]

service = "helloworld.Greeter"
method = 'SayHello'

result = client.unary_unary(service, method, HelloRequest(name='sinsky'))
print(type(result)) # result is dict Type!!! not Stub Object!
print(result) # {"message":"Hellow sinsky"}

# or get raw response data
result = client.unary_unary(service, method, HelloRequest(name='sinsky'),raw_output=True)
print(type(result)) # HelloReply stub class

```

## Road map
- [ ] support no reflection server


## Relation Project
- [homi](https://github.com/spaceone-dev/homi) : micro grpc framework like flask. easy to use!

## Change Logs
- 0.0.1
    - sync proto using reflection
    - auto convert request(response) from(to) dict
    - support unary-unary
- 0.0.2
    - support all method type
    - add request test case
- 0.0.3
    - Feature
        - dynamic request method
        - service client

