# Copyright 2023 Zilliz. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import asyncio
from .base import IOBase, IOType
[docs]class BYTES(IOBase, io_type=IOType.BYTES):
"""
BYTES IO.
Example:
.. code-block:: python
from towhee import AutoPipes, api_service
from towhee.serve.io import TEXT, NDARRAY, JSON, BYTES
service = api_service.APIService(desc="Welcome")
img_emb = AutoPipes.pipeline('image-embedding')
@service.api(path='/embedding', input_model=BYTES(), output_model=NDARRAY())
def chat(image_bytes: bytes):
return img_emb(image_bytes).to_list()[0][0]
Client:
HTTP:
.. code-block:: python
import requests
with open(image_path, 'rb') as f:
print(requests.post('http://127.0.0.1:8000/embedding', data=f.read()).json())
GRPC:
.. code-block:: python
from towhee.serve.grpc.client import Client
c = Client('0.0.0.0', 8000)
with open('/home/junjie.jiangjjj/images/1.png', 'rb') as f:
c('/embedding', r.read())
"""
_mime_type = 'application/json'
def from_http(self, request: 'fastapi.Request'):
return asyncio.run(request.body())
def to_http(self, obj: bytes) -> 'Response':
from fastapi import Response # pylint: disable=import-outside-toplevel
assert isinstance(obj, bytes)
return Response(content=obj, media_type=self._mime_type)
def from_proto(self, content: 'service_pb2.Content') -> bytes:
return content.content_bytes
def to_proto(self, obj: bytes) -> 'service_pb2.Content':
from towhee.serve.grpc import service_pb2 # pylint: disable=import-outside-toplevel
assert isinstance(obj, bytes)
return service_pb2.Content(content_bytes=obj)
