First commit

.env-example

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+PROXY_URL=https://devassistant.tonet.dev
+PROXY_PREFIX=/api/ai
+OPENAI_API_KEY=
+OPENAI_ORGANIZATION=
+
+GOOGLE_API_KEY=

.gitignore

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+__pycache__
+.env
+.idea

.vscode/launch.json

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+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "Python: Current File",
+            "type": "python",
+            "request": "launch",
+            "program": "${file}",
+            "console": "integratedTerminal",
+            "justMyCode": true
+        }
+    ]
+}

.vscode/settings.json

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+{
+    "nuxt.isNuxtApp": false,
+    "python.analysis.typeCheckingMode": "basic"
+}

Dockerfile

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+FROM python:3.11.6-slim
+
+RUN pip install --upgrade pip
+RUN pip install poetry==1.6.1
+
+RUN poetry config virtualenvs.create false
+
+WORKDIR /code
+
+COPY ./pyproject.toml ./README.md ./poetry.lock* ./
+
+RUN poetry install  --no-interaction --no-ansi --no-root
+
+COPY ./app ./app
+
+RUN poetry install --no-interaction --no-ansi
+
+EXPOSE 7860
+
+CMD exec uvicorn app.server:app --host 0.0.0.0 --port 7860 --root-path $PROXY_URL

Procfile

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+web: uvicorn app.server:app --host 0.0.0.0 --port $PORT --root-path $PROXY_URL
+
+

README.md

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 ---
-title: Langserve
+title: Dev Assistant
 emoji: 🔥
-colorFrom: gray
-colorTo: blue
+colorFrom: green
+colorTo: lime
 sdk: docker
-pinned: false
+pinned: true
 license: mit
 ---
 
-Check out the configuration reference at https://huggingface.co/docs/hub/spaces-config-reference
+# Dev Assistant
+
+This is the LangServe API of the Dev Assistant.
+

app/server.py

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+from fastapi import FastAPI
+from fastapi.responses import RedirectResponse
+from langserve import add_routes
+from langchain.prompts import ChatPromptTemplate
+from langchain.chat_models import ChatOpenAI
+from dotenv import load_dotenv
+
+from langchain_google_genai.chat_models import ChatGoogleGenerativeAI
+
+load_dotenv()
+import os
+api_url = os.getenv('PROXY_URL') + os.getenv('PROXY_PREFIX')
+
+app = FastAPI(
+  title="Dev Assistant LangServe",
+  version="1.0",
+  description="A simple api server using Langchain's Runnable interfaces",
+  root_path_in_servers=True,
+  root_path=api_url,
+  debug=True,
+)
+
+@app.get("/")
+async def root():
+    # return json response
+    return {"message": "Dev Assistant LangServe is up and running!"}
+
+add_routes(
+    path    = "/openai",
+    app     = app,
+    runnable= ChatOpenAI(model="gpt-4-1106-preview"),
+    disabled_endpoints=[]
+)
+
+add_routes(
+    path    = "/google",
+    app     = app,
+    runnable= ChatGoogleGenerativeAI(model="gemini-pro"),
+    disabled_endpoints=[]
+)
+
+if __name__ == "__main__":
+    import uvicorn
+    uvicorn.run(app, host="localhost", port=7860, root_path=api_url)

pyproject.toml

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+[tool.poetry]
+name = "dev-assistant-langserve"
+version = "0.1.0"
+description = ""
+authors = ["Luciano Tonet <[email protected]>"]
+readme = "README.md"
+packages = [
+    { include = "app" },
+]
+
+[tool.poetry.dependencies]
+python = "3.11.6"
+uvicorn = "^0.23.2"
+pydantic = "1.10.13"
+python-dotenv = "^1.0.0"
+langchain-google-genai = "^0.0.6"
+pillow = "^10.1.0"
+fastapi = "^0.105.0"
+openai = "^1.6.1"
+google = "^3.0.0"
+langserve = {extras = ["all"], version = "^0.0.39"}
+
+
+[tool.poetry.group.dev.dependencies]
+langchain-cli = ">=0.0.15"
+
+[build-system]
+requires = ["poetry-core"]
+build-backend = "poetry.core.masonry.api"