Langchain 0.2 (#24)

* langchain==0.2
* python 3.12
* langchain_community
* readme update

Author: Cyclenerd

Dockerfile

@@ -1,4 +1,4 @@
-# Copyright 2023 Nils Knieling
+# Copyright 2023-2024 Nils Knieling
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -12,16 +12,16 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-# The python:3.11-slim tag points to the latest release based on Debian 12 (bookworm)
-FROM python:3.11-slim
+# The python:3.12-slim tag points to the latest release based on Debian 12 (bookworm)
+FROM python:3.12-slim
 
 # Labels
 LABEL org.opencontainers.image.title         "OpenAI API for Google Cloud Vertex AI"
 LABEL org.opencontainers.image.description   "Drop-in replacement REST API for Google Cloud Vertex AI that is compatible with the OpenAI API specifications"
-LABEL org.opencontainers.image.url           "https://hub.docker.com/r/cyclenerd/google-cloud-gcp-openai-api"
+LABEL org.opencontainers.image.url           "https://github.com/Cyclenerd/google-cloud-gcp-openai-api"
 LABEL org.opencontainers.image.authors       "https://github.com/Cyclenerd/google-cloud-gcp-openai-api/graphs/contributors"
 LABEL org.opencontainers.image.documentation "https://github.com/Cyclenerd/google-cloud-gcp-openai-api/blob/master/README.md"
-LABEL org.opencontainers.image.source        "https://github.com/Cyclenerd/google-cloud-gcp-openai-api/pkgs/container/google-cloud-gcp-openai-api"
+LABEL org.opencontainers.image.source        "https://github.com/Cyclenerd/google-cloud-gcp-openai-api/blob/master/Dockerfile"
 
 # Log Python messages immediately instead of being buffered
 ENV PYTHONUNBUFFERED True

README.md

@@ -91,16 +91,19 @@ bash deploy.sh
 
 ## Running Locally
 
-The software was tested on GNU/Linux and macOS with Python 3.11.
+The software was tested on GNU/Linux and macOS with Python 3.12.
 If you want to use the software under Windows, you must set the environment variables with `set` instead of `export`.
+
 You should also create a [virtual environment](https://docs.python.org/3/library/venv.html) with the version of Python you want to use, and activate it before proceeding.
 
 You also need the [Google Cloud CLI](https://cloud.google.com/sdk/docs/install).
 The Google Cloud CLI includes the `gcloud` command-line tool.
 
-Install requirements:
+Initiate a Python virtual environment and install requirements:
 
 ```bash
+python3 -m venv .venv && \
+source .venv/bin/activate && \
 pip install -r requirements.txt
 ```
 

Vertex_AI_Chat.ipynb

@@ -8,7 +8,7 @@
       },
       "outputs": [],
       "source": [
-        "# Copyright 2023 Nils Knieling\n",
+        "# Copyright 2023-2024 Nils Knieling\n",
         "#\n",
         "# Licensed under the Apache License, Version 2.0 (the \"License\");\n",
         "# you may not use this file except in compliance with the License.\n",

chatbot-ui.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-# Copyright 2023 Nils Knieling
+# Copyright 2023-2024 Nils Knieling
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.

deploy.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-# Copyright 2023 Nils Knieling
+# Copyright 2023-2024 Nils Knieling
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.

requirements.txt

@@ -1,7 +1,8 @@
-fastapi==0.109.1
-uvicorn==0.24.0
-pydantic==1.10.13
-sse-starlette==1.8.2
-langchain==0.1.11
-transformers==4.38.0
-google-cloud-aiplatform==1.38.1
+fastapi==0.111.0
+uvicorn==0.30.1
+pydantic==1.10.15
+sse-starlette==2.1.0
+langchain==0.2.1
+langchain-community==0.2.1
+transformers==4.41.2
+google-cloud-aiplatform==1.53.0

vertex.py

@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 
-# Copyright 2023 Nils Knieling
+# Copyright 2023-2024 Nils Knieling
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -35,7 +35,7 @@
 
 # LangChain
 import langchain
-from langchain.chat_models import ChatVertexAI
+from langchain_community.chat_models import ChatVertexAI
 from langchain.chains import ConversationChain
 from langchain.memory import ConversationBufferMemory