jyapayne/langflow
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Merge remote-tracking branch 'origin/dev' into fix/minor_bugs

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Lucas Oliveira 2024-06-03 17:04:42 -03:00
commit 6874f380f9
14 changed files with 147 additions and 107 deletions
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26
.github/workflows/docker-build.yml vendored
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@ -54,10 +54,28 @@ jobs:
tags: ${{ env.TAGS }} tags: ${{ env.TAGS }}
- name: Wait for Docker Hub to propagate - name: Wait for Docker Hub to propagate
run: sleep 120 run: sleep 120
- name: Restart HuggingFace Spaces Build
# There's a script in ./scripts/factory_reset_space.py that will reset the build restart-space:
# using the HUGGINGFACE_API_TOKEN secret runs-on: ubuntu-latest
strategy:
matrix:
python-version:
- "3.12"
steps:
- uses: actions/checkout@v4
- name: Set up Python ${{ matrix.python-version }} + Poetry ${{ env.POETRY_VERSION }}
uses: "./.github/actions/poetry_caching"
with:
python-version: ${{ matrix.python-version }}
poetry-version: ${{ env.POETRY_VERSION }}
cache-key: ${{ runner.os }}-poetry-${{ env.POETRY_VERSION }}-${{ hashFiles('**/poetry.lock') }}
- name: Install Python dependencies
run: | run: |
python ./scripts/factory_restart_space.py poetry env use ${{ matrix.python-version }}
poetry install
- name: Restart HuggingFace Spaces Build
run: |
poetry run python ./scripts/factory_restart_space.py
env: env:
HUGGINGFACE_API_TOKEN: ${{ secrets.HUGGINGFACE_API_TOKEN }} HUGGINGFACE_API_TOKEN: ${{ secrets.HUGGINGFACE_API_TOKEN }}

5
Makefile
View file

@ -7,6 +7,7 @@ port ?= 7860
env ?= .env env ?= .env
open_browser ?= true open_browser ?= true
path = src/backend/base/langflow/frontend path = src/backend/base/langflow/frontend
workers ?= 1
codespell: codespell:
@poetry install --with spelling @poetry install --with spelling
@ -144,10 +145,10 @@ backend:
@-kill -9 $(lsof -t -i:7860) @-kill -9 $(lsof -t -i:7860)
ifdef login ifdef login
@echo "Running backend autologin is $(login)"; @echo "Running backend autologin is $(login)";
LANGFLOW_AUTO_LOGIN=$(login) poetry run uvicorn --factory langflow.main:create_app --host 0.0.0.0 --port 7860 --reload --env-file .env --loop asyncio LANGFLOW_AUTO_LOGIN=$(login) poetry run uvicorn --factory langflow.main:create_app --host 0.0.0.0 --port 7860 --reload --env-file .env --loop asyncio --workers $(workers)
else else
@echo "Running backend respecting the .env file"; @echo "Running backend respecting the .env file";
poetry run uvicorn --factory langflow.main:create_app --host 0.0.0.0 --port 7860 --reload --env-file .env --loop asyncio poetry run uvicorn --factory langflow.main:create_app --host 0.0.0.0 --port 7860 --reload --env-file .env --loop asyncio --workers $(workers)
endif endif
build_and_run: build_and_run:

19
README.md
View file

@ -31,11 +31,20 @@
# 📝 Content # 📝 Content
- [Get Started](#-get-started) - [](#)
- [Create Flows](#-create-flows) - [📝 Content](#-content)
- [📦 Get Started](#-get-started)
- [🎨 Create Flows](#-create-flows)
- [Deploy](#deploy) - [Deploy](#deploy)
- [Command Line Interface (CLI)](#️-command-line-interface-cli) - [Deploy Langflow on Google Cloud Platform](#deploy-langflow-on-google-cloud-platform)
- [Contribute](#-contribute) - [Deploy on Railway](#deploy-on-railway)
- [Deploy on Render](#deploy-on-render)
- [🖥️ Command Line Interface (CLI)](#️-command-line-interface-cli)
- [Usage](#usage)
- [Environment Variables](#environment-variables)
- [👋 Contribute](#-contribute)
- [🌟 Contributors](#-contributors)
- [📄 License](#-license)
# 📦 Get Started # 📦 Get Started
@ -96,7 +105,7 @@ Or this one to deploy Langflow 0.6.x:
## Deploy on Render ## Deploy on Render
<a href="https://render.com/deploy?repo=https://github.com/langflow-ai/langflow/tree/main"> <a href="https://render.com/deploy?repo=https://github.com/langflow-ai/langflow/tree/dev">
<img src="https://render.com/images/deploy-to-render-button.svg" alt="Deploy to Render" /> <img src="https://render.com/images/deploy-to-render-button.svg" alt="Deploy to Render" />
</a> </a>

1
docker/render.pre-release.Dockerfile Normal file
View file

@ -0,0 +1 @@
FROM langflowai/langflow:1.0-alpha

122
poetry.lock generated
View file

@ -471,17 +471,17 @@ files = [
[[package]] [[package]]
name = "boto3" name = "boto3"
version = "1.34.116" version = "1.34.117"
description = "The AWS SDK for Python" description = "The AWS SDK for Python"
optional = false optional = false
python-versions = ">=3.8" python-versions = ">=3.8"
files = [ files = [
{file = "boto3-1.34.116-py3-none-any.whl", hash = "sha256:e7f5ab2d1f1b90971a2b9369760c2c6bae49dae98c084a5c3f5c78e3968ace15"}, {file = "boto3-1.34.117-py3-none-any.whl", hash = "sha256:1506589e30566bbb2f4997b60968ff7d4ef8a998836c31eedd36437ac3b7408a"},
{file = "boto3-1.34.116.tar.gz", hash = "sha256:53cb8aeb405afa1cd2b25421e27a951aeb568026675dec020587861fac96ac87"}, {file = "boto3-1.34.117.tar.gz", hash = "sha256:c8a383b904d6faaf7eed0c06e31b423db128e4c09ce7bd2afc39d1cd07030a51"},
] ]
[package.dependencies] [package.dependencies]
botocore = ">=1.34.116,<1.35.0" botocore = ">=1.34.117,<1.35.0"
jmespath = ">=0.7.1,<2.0.0" jmespath = ">=0.7.1,<2.0.0"
s3transfer = ">=0.10.0,<0.11.0" s3transfer = ">=0.10.0,<0.11.0"
@ -490,13 +490,13 @@ crt = ["botocore[crt] (>=1.21.0,<2.0a0)"]
[[package]] [[package]]
name = "botocore" name = "botocore"
version = "1.34.116" version = "1.34.117"
description = "Low-level, data-driven core of boto 3." description = "Low-level, data-driven core of boto 3."
optional = false optional = false
python-versions = ">=3.8" python-versions = ">=3.8"
files = [ files = [
{file = "botocore-1.34.116-py3-none-any.whl", hash = "sha256:ec4d42c816e9b2d87a2439ad277e7dda16a4a614ef6839cf66f4c1a58afa547c"}, {file = "botocore-1.34.117-py3-none-any.whl", hash = "sha256:26a431997f882bcdd1e835f44c24b2a1752b1c4e5183c2ce62999ce95d518d6c"},
{file = "botocore-1.34.116.tar.gz", hash = "sha256:269cae7ba99081519a9f87d7298e238d9e68ba94eb4f8ddfa906224c34cb8b6c"}, {file = "botocore-1.34.117.tar.gz", hash = "sha256:4637ca42e6c51aebc4d9a2d92f97bf4bdb042e3f7985ff31a659a11e4c170e73"},
] ]
[package.dependencies] [package.dependencies]
@ -2882,13 +2882,13 @@ grpc = ["grpcio (>=1.44.0,<2.0.0.dev0)"]
[[package]] [[package]]
name = "gotrue" name = "gotrue"
version = "2.4.2" version = "2.4.3"
description = "Python Client Library for Supabase Auth" description = "Python Client Library for Supabase Auth"
optional = false optional = false
python-versions = "<4.0,>=3.8" python-versions = "<4.0,>=3.8"
files = [ files = [
{file = "gotrue-2.4.2-py3-none-any.whl", hash = "sha256:64cd40933d1f0a5d5cc4f4bd93bc51d730b94812447b6600f774790a4901e455"}, {file = "gotrue-2.4.3-py3-none-any.whl", hash = "sha256:1e1679890c6a7bbfb10999b817e134d593dec4f7ff2ea05d48a78c2f384355ed"},
{file = "gotrue-2.4.2.tar.gz", hash = "sha256:e100745161f1c58dd05b9c1ef8bcd4cd78cdfb38d8d2c253ade63143a3dc6aeb"}, {file = "gotrue-2.4.3.tar.gz", hash = "sha256:f93953654408aa35230317c1670ae1435e01ee5a461f2bfbc541fafd59b99c6b"},
] ]
[package.dependencies] [package.dependencies]
@ -4058,19 +4058,19 @@ text-helpers = ["chardet (>=5.1.0,<6.0.0)"]
[[package]] [[package]]
name = "langchain-anthropic" name = "langchain-anthropic"
version = "0.1.13" version = "0.1.15"
description = "An integration package connecting AnthropicMessages and LangChain" description = "An integration package connecting AnthropicMessages and LangChain"
optional = false optional = false
python-versions = "<4.0,>=3.8.1" python-versions = "<4.0,>=3.8.1"
files = [ files = [
{file = "langchain_anthropic-0.1.13-py3-none-any.whl", hash = "sha256:121f6f480da7685c239573d98322adb94fe486d40651ac341637f65da36881de"}, {file = "langchain_anthropic-0.1.15-py3-none-any.whl", hash = "sha256:7cceea526f473e4d514f39295dc128eec57da628a4bbb54850d11dda7aa959fc"},
{file = "langchain_anthropic-0.1.13.tar.gz", hash = "sha256:32e7ac51e1874c47e1a20493e75f5bfc88b0ffeaf5f1aed6091547e1ae44bb85"}, {file = "langchain_anthropic-0.1.15.tar.gz", hash = "sha256:c5c3c6eaccb11ed99a63886e50873ac21eaf8e9441e0f75c7ae7cd8cdef65155"},
] ]
[package.dependencies] [package.dependencies]
anthropic = ">=0.26.0,<1" anthropic = ">=0.28.0,<1"
defusedxml = ">=0.7.1,<0.8.0" defusedxml = ">=0.7.1,<0.8.0"
langchain-core = ">=0.1.43,<0.3" langchain-core = ">=0.2.2rc1,<0.3"
[[package]] [[package]]
name = "langchain-astradb" name = "langchain-astradb"
@ -4322,7 +4322,7 @@ types-requests = ">=2.31.0.2,<3.0.0.0"
[[package]] [[package]]
name = "langflow-base" name = "langflow-base"
version = "0.0.54" version = "0.0.55"
description = "A Python package with a built-in web application" description = "A Python package with a built-in web application"
optional = false optional = false
python-versions = ">=3.10,<3.13" python-versions = ">=3.10,<3.13"
@ -4365,7 +4365,7 @@ rich = "^13.7.0"
sqlmodel = "^0.0.18" sqlmodel = "^0.0.18"
typer = "^0.12.0" typer = "^0.12.0"
uncurl = "^0.0.11" uncurl = "^0.0.11"
uvicorn = "^0.29.0" uvicorn = "^0.30.0"
websockets = "*" websockets = "*"
[package.extras] [package.extras]
@ -4419,13 +4419,13 @@ requests = ">=2,<3"
[[package]] [[package]]
name = "litellm" name = "litellm"
version = "1.39.5" version = "1.40.0"
description = "Library to easily interface with LLM API providers" description = "Library to easily interface with LLM API providers"
optional = false optional = false
python-versions = "!=2.7.*,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,!=3.5.*,!=3.6.*,!=3.7.*,>=3.8" python-versions = "!=2.7.*,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,!=3.5.*,!=3.6.*,!=3.7.*,>=3.8"
files = [ files = [
{file = "litellm-1.39.5-py3-none-any.whl", hash = "sha256:1e8dd43c5d257fa8d7a0039b20aed7aeed4463d53608d1ba4ac233f1967a5330"}, {file = "litellm-1.40.0-py3-none-any.whl", hash = "sha256:c3055767ae144585699fdb07b3ad678e66738c2eff19abd7761c8fe22d6e636f"},
{file = "litellm-1.39.5.tar.gz", hash = "sha256:8f4ea9fe21d67890e81a578e12c30b4172260ff35971dc7c3edf7eb69167d3be"}, {file = "litellm-1.40.0.tar.gz", hash = "sha256:12b4c0ad850ede5aebdb2f48e3a8e898efb25df5bc915ff89929ad963cb92f54"},
] ]
[package.dependencies] [package.dependencies]
@ -6182,13 +6182,13 @@ tests = ["pytest (>=5.4.1)", "pytest-cov (>=2.8.1)", "pytest-mypy (>=0.8.0)", "p
[[package]] [[package]]
name = "postgrest" name = "postgrest"
version = "0.16.4" version = "0.16.7"
description = "PostgREST client for Python. This library provides an ORM interface to PostgREST." description = "PostgREST client for Python. This library provides an ORM interface to PostgREST."
optional = false optional = false
python-versions = "<4.0,>=3.8" python-versions = "<4.0,>=3.8"
files = [ files = [
{file = "postgrest-0.16.4-py3-none-any.whl", hash = "sha256:304425381eb38e31018832a524943d7d1f07687be80c3c7397d8ae69ca56cb88"}, {file = "postgrest-0.16.7-py3-none-any.whl", hash = "sha256:0727dbdbc4e00fd98244596812e7dba6261019f3ec09138be291479a76d9fe99"},
{file = "postgrest-0.16.4.tar.gz", hash = "sha256:e16973155be1464101d18a51cc060707cd177b918f4b01ea8afa51746ca870ef"}, {file = "postgrest-0.16.7.tar.gz", hash = "sha256:779e20bd34f3c14e1e99129407612f85d7bb1d80b5cee2f54e50194b4488c658"},
] ]
[package.dependencies] [package.dependencies]
@ -6834,17 +6834,17 @@ typing-extensions = ">=4.6.0,<4.7.0 || >4.7.0"
[[package]] [[package]]
name = "pydantic-settings" name = "pydantic-settings"
version = "2.2.1" version = "2.3.0"
description = "Settings management using Pydantic" description = "Settings management using Pydantic"
optional = false optional = false
python-versions = ">=3.8" python-versions = ">=3.8"
files = [ files = [
{file = "pydantic_settings-2.2.1-py3-none-any.whl", hash = "sha256:0235391d26db4d2190cb9b31051c4b46882d28a51533f97440867f012d4da091"}, {file = "pydantic_settings-2.3.0-py3-none-any.whl", hash = "sha256:26eeed27370a9c5e3f64e4a7d6602573cbedf05ed940f1d5b11c3f178427af7a"},
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] ]
[package.dependencies] [package.dependencies]
pydantic = ">=2.3.0" pydantic = ">=2.7.0"
python-dotenv = ">=0.21.0" python-dotenv = ">=0.21.0"
[package.extras] [package.extras]
@ -7763,28 +7763,28 @@ pyasn1 = ">=0.1.3"
[[package]] [[package]]
name = "ruff" name = "ruff"
version = "0.4.6" version = "0.4.7"
description = "An extremely fast Python linter and code formatter, written in Rust." description = "An extremely fast Python linter and code formatter, written in Rust."
optional = false optional = false
python-versions = ">=3.7" python-versions = ">=3.7"
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{file = "ruff-0.4.6.tar.gz", hash = "sha256:a797a87da50603f71e6d0765282098245aca6e3b94b7c17473115167d8dfb0b7"}, {file = "ruff-0.4.7.tar.gz", hash = "sha256:2331d2b051dc77a289a653fcc6a42cce357087c5975738157cd966590b18b5e1"},
] ]
[[package]] [[package]]
@ -9013,13 +9013,13 @@ types-pyOpenSSL = "*"
[[package]] [[package]]
name = "types-requests" name = "types-requests"
version = "2.32.0.20240523" version = "2.32.0.20240602"
description = "Typing stubs for requests" description = "Typing stubs for requests"
optional = false optional = false
python-versions = ">=3.8" python-versions = ">=3.8"
files = [ files = [
{file = "types-requests-2.32.0.20240523.tar.gz", hash = "sha256:26b8a6de32d9f561192b9942b41c0ab2d8010df5677ca8aa146289d11d505f57"}, {file = "types-requests-2.32.0.20240602.tar.gz", hash = "sha256:3f98d7bbd0dd94ebd10ff43a7fbe20c3b8528acace6d8efafef0b6a184793f06"},
{file = "types_requests-2.32.0.20240523-py3-none-any.whl", hash = "sha256:f19ed0e2daa74302069bbbbf9e82902854ffa780bc790742a810a9aaa52f65ec"}, {file = "types_requests-2.32.0.20240602-py3-none-any.whl", hash = "sha256:ed3946063ea9fbc6b5fc0c44fa279188bae42d582cb63760be6cb4b9d06c3de8"},
] ]
[package.dependencies] [package.dependencies]
@ -9038,13 +9038,13 @@ files = [
[[package]] [[package]]
name = "typing-extensions" name = "typing-extensions"
version = "4.12.0" version = "4.12.1"
description = "Backported and Experimental Type Hints for Python 3.8+" description = "Backported and Experimental Type Hints for Python 3.8+"
optional = false optional = false
python-versions = ">=3.8" python-versions = ">=3.8"
files = [ files = [
{file = "typing_extensions-4.12.0-py3-none-any.whl", hash = "sha256:b349c66bea9016ac22978d800cfff206d5f9816951f12a7d0ec5578b0a819594"}, {file = "typing_extensions-4.12.1-py3-none-any.whl", hash = "sha256:6024b58b69089e5a89c347397254e35f1bf02a907728ec7fee9bf0fe837d203a"},
{file = "typing_extensions-4.12.0.tar.gz", hash = "sha256:8cbcdc8606ebcb0d95453ad7dc5065e6237b6aa230a31e81d0f440c30fed5fd8"}, {file = "typing_extensions-4.12.1.tar.gz", hash = "sha256:915f5e35ff76f56588223f15fdd5938f9a1cf9195c0de25130c627e4d597f6d1"},
] ]
[[package]] [[package]]
@ -9230,13 +9230,13 @@ files = [
[[package]] [[package]]
name = "uvicorn" name = "uvicorn"
version = "0.29.0" version = "0.30.1"
description = "The lightning-fast ASGI server." description = "The lightning-fast ASGI server."
optional = false optional = false
python-versions = ">=3.8" python-versions = ">=3.8"
files = [ files = [
{file = "uvicorn-0.29.0-py3-none-any.whl", hash = "sha256:2c2aac7ff4f4365c206fd773a39bf4ebd1047c238f8b8268ad996829323473de"}, {file = "uvicorn-0.30.1-py3-none-any.whl", hash = "sha256:cd17daa7f3b9d7a24de3617820e634d0933b69eed8e33a516071174427238c81"},
{file = "uvicorn-0.29.0.tar.gz", hash = "sha256:6a69214c0b6a087462412670b3ef21224fa48cae0e452b5883e8e8bdfdd11dd0"}, {file = "uvicorn-0.30.1.tar.gz", hash = "sha256:d46cd8e0fd80240baffbcd9ec1012a712938754afcf81bce56c024c1656aece8"},
] ]
[package.dependencies] [package.dependencies]
@ -9300,13 +9300,13 @@ test = ["Cython (>=0.29.36,<0.30.0)", "aiohttp (==3.9.0b0)", "aiohttp (>=3.8.1)"
[[package]] [[package]]
name = "validators" name = "validators"
version = "0.28.1" version = "0.28.3"
description = "Python Data Validation for Humans™" description = "Python Data Validation for Humans™"
optional = false optional = false
python-versions = ">=3.8" python-versions = ">=3.8"
files = [ files = [
{file = "validators-0.28.1-py3-none-any.whl", hash = "sha256:890c98789ad884037f059af6ea915ec2d667129d509180c2c590b8009a4c4219"}, {file = "validators-0.28.3-py3-none-any.whl", hash = "sha256:53cafa854f13850156259d9cc479b864ee901f6a96e6b109e6fc33f98f37d99f"},
{file = "validators-0.28.1.tar.gz", hash = "sha256:5ac88e7916c3405f0ce38ac2ac82a477fcf4d90dbbeddd04c8193171fc17f7dc"}, {file = "validators-0.28.3.tar.gz", hash = "sha256:c6c79840bcde9ba77b19f6218f7738188115e27830cbaff43264bc4ed24c429d"},
] ]
[[package]] [[package]]
@ -9454,13 +9454,13 @@ files = [
[[package]] [[package]]
name = "weaviate-client" name = "weaviate-client"
version = "4.6.3" version = "4.6.4"
description = "A python native Weaviate client" description = "A python native Weaviate client"
optional = false optional = false
python-versions = ">=3.8" python-versions = ">=3.8"
files = [ files = [
{file = "weaviate_client-4.6.3-py3-none-any.whl", hash = "sha256:b2921f9aea84a4eccb1c75d55dd2857a87241e5536540fb96ffdf4737ed4fe8a"}, {file = "weaviate_client-4.6.4-py3-none-any.whl", hash = "sha256:19b76fb923a5f0b6fcb7471ef3cd990d2791ede71731e53429e1066a9dbf2af2"},
{file = "weaviate_client-4.6.3.tar.gz", hash = "sha256:a6e638f746f91c310fe6680cffa77949718f17d8b40b966f7037028cacfd94e0"}, {file = "weaviate_client-4.6.4.tar.gz", hash = "sha256:5378db8a33bf1d48adff3f9efa572d9fb04eaeb36444817cab56f1ba3c595500"},
] ]
[package.dependencies] [package.dependencies]
@ -9471,7 +9471,7 @@ grpcio-tools = ">=1.57.0,<2.0.0"
httpx = ">=0.25.0,<=0.27.0" httpx = ">=0.25.0,<=0.27.0"
pydantic = ">=2.5.0,<3.0.0" pydantic = ">=2.5.0,<3.0.0"
requests = ">=2.30.0,<3.0.0" requests = ">=2.30.0,<3.0.0"
validators = "0.28.1" validators = "0.28.3"
[[package]] [[package]]
name = "websocket-client" name = "websocket-client"

2
pyproject.toml
View file

@ -1,6 +1,6 @@
[tool.poetry] [tool.poetry]
name = "langflow" name = "langflow"
version = "1.0.0a43" version = "1.0.0a44"
description = "A Python package with a built-in web application" description = "A Python package with a built-in web application"
authors = ["Langflow <contact@langflow.org>"] authors = ["Langflow <contact@langflow.org>"]
maintainers = [ maintainers = [

2
render.yaml
View file

@ -3,7 +3,7 @@ services:
- type: web - type: web
name: langflow name: langflow
runtime: docker runtime: docker
dockerfilePath: ./docker/render.Dockerfile dockerfilePath: ./docker/render.pre-release.Dockerfile
repo: https://github.com/langflow-ai/langflow repo: https://github.com/langflow-ai/langflow
branch: dev branch: dev
healthCheckPath: /health healthCheckPath: /health

7
src/backend/base/langflow/api/v1/endpoints.py
View file

@ -78,16 +78,11 @@ async def simple_run_flow(
if flow.data is None: if flow.data is None:
raise ValueError(f"Flow {flow_id_str} has no data") raise ValueError(f"Flow {flow_id_str} has no data")
graph_data = flow.data graph_data = flow.data
graph_data = process_tweaks(graph_data, input_request.tweaks or {}) graph_data = process_tweaks(graph_data, input_request.tweaks or {}, stream=stream)
graph = Graph.from_payload(graph_data, flow_id=flow_id_str, user_id=str(user_id)) graph = Graph.from_payload(graph_data, flow_id=flow_id_str, user_id=str(user_id))
inputs = [ inputs = [
InputValueRequest(components=[], input_value=input_request.input_value, type=input_request.input_type) InputValueRequest(components=[], input_value=input_request.input_value, type=input_request.input_type)
] ]
# outputs is a list of all components that should return output
# we need to get them by checking their type
# if the output type is debug, we return all outputs
# if the output type is any, we return all outputs that are either chat or text
# if the output type is chat or text, we return only the outputs that match the type
if input_request.output_component: if input_request.output_component:
outputs = [input_request.output_component] outputs = [input_request.output_component]
else: else:

2
src/backend/base/langflow/components/models/OpenAIModel.py
View file

@ -78,7 +78,7 @@ class OpenAIModelComponent(LCModelComponent):
self, self,
input_value: Text, input_value: Text,
openai_api_key: str, openai_api_key: str,
temperature: Optional[float] = 0.1, temperature: float = 0.1,
model_name: str = "gpt-4o", model_name: str = "gpt-4o",
max_tokens: Optional[int] = 256, max_tokens: Optional[int] = 256,
model_kwargs: NestedDict = {}, model_kwargs: NestedDict = {},

2
src/backend/base/langflow/services/database/factory.py
View file

@ -15,4 +15,4 @@ class DatabaseServiceFactory(ServiceFactory):
# Here you would have logic to create and configure a DatabaseService # Here you would have logic to create and configure a DatabaseService
if not settings_service.settings.database_url: if not settings_service.settings.database_url:
raise ValueError("No database URL provided") raise ValueError("No database URL provided")
return DatabaseService(settings_service.settings.database_url) return DatabaseService(settings_service)

17
src/backend/base/langflow/services/database/service.py
View file

@ -21,12 +21,17 @@ from langflow.services.utils import teardown_superuser
if TYPE_CHECKING: if TYPE_CHECKING:
from sqlalchemy.engine import Engine from sqlalchemy.engine import Engine
from langflow.services.settings.service import SettingsService
class DatabaseService(Service): class DatabaseService(Service):
name = "database_service" name = "database_service"
def __init__(self, database_url: str): def __init__(self, settings_service: "SettingsService"):
self.database_url = database_url self.settings_service = settings_service
if settings_service.settings.database_url is None:
raise ValueError("No database URL provided")
self.database_url: str = settings_service.settings.database_url
# This file is in langflow.services.database.manager.py # This file is in langflow.services.database.manager.py
# the ini is in langflow # the ini is in langflow
langflow_dir = Path(__file__).parent.parent.parent langflow_dir = Path(__file__).parent.parent.parent
@ -41,7 +46,12 @@ class DatabaseService(Service):
connect_args = {"check_same_thread": False} connect_args = {"check_same_thread": False}
else: else:
connect_args = {} connect_args = {}
return create_engine(self.database_url, connect_args=connect_args) return create_engine(
self.database_url,
connect_args=connect_args,
pool_size=self.settings_service.settings.pool_size,
max_overflow=self.settings_service.settings.max_overflow,
)
def __enter__(self): def __enter__(self):
self._session = Session(self.engine) self._session = Session(self.engine)
@ -267,3 +277,4 @@ class DatabaseService(Service):
logger.error(f"Error tearing down database: {exc}") logger.error(f"Error tearing down database: {exc}")
self.engine.dispose() self.engine.dispose()
self.engine.dispose()

5
src/backend/base/langflow/services/settings/base.py
View file

@ -67,6 +67,11 @@ class Settings(BaseSettings):
dev: bool = False dev: bool = False
database_url: Optional[str] = None database_url: Optional[str] = None
"""Database URL for Langflow. If not provided, Langflow will use a SQLite database."""
pool_size: int = 10
"""The number of connections to keep open in the connection pool. If not provided, the default is 10."""
max_overflow: int = 10
"""The number of connections to allow that can be opened beyond the pool size. If not provided, the default is 10."""
cache_type: str = "async" cache_type: str = "async"
remove_api_keys: bool = False remove_api_keys: bool = False
components_path: List[str] = [] components_path: List[str] = []

34
src/backend/base/poetry.lock generated
View file

@ -264,13 +264,13 @@ files = [
[[package]] [[package]]
name = "certifi" name = "certifi"
version = "2024.2.2" version = "2024.6.2"
description = "Python package for providing Mozilla's CA Bundle." description = "Python package for providing Mozilla's CA Bundle."
optional = false optional = false
python-versions = ">=3.6" python-versions = ">=3.6"
files = [ files = [
{file = "certifi-2024.2.2-py3-none-any.whl", hash = "sha256:dc383c07b76109f368f6106eee2b593b04a011ea4d55f652c6ca24a754d1cdd1"}, {file = "certifi-2024.6.2-py3-none-any.whl", hash = "sha256:ddc6c8ce995e6987e7faf5e3f1b02b302836a0e5d98ece18392cb1a36c72ad56"},
{file = "certifi-2024.2.2.tar.gz", hash = "sha256:0569859f95fc761b18b45ef421b1290a0f65f147e92a1e5eb3e635f9a5e4e66f"}, {file = "certifi-2024.6.2.tar.gz", hash = "sha256:3cd43f1c6fa7dedc5899d69d3ad0398fd018ad1a17fba83ddaf78aa46c747516"},
] ]
[[package]] [[package]]
@ -2214,17 +2214,17 @@ typing-extensions = ">=4.6.0,<4.7.0 || >4.7.0"
[[package]] [[package]]
name = "pydantic-settings" name = "pydantic-settings"
version = "2.2.1" version = "2.3.0"
description = "Settings management using Pydantic" description = "Settings management using Pydantic"
optional = false optional = false
python-versions = ">=3.8" python-versions = ">=3.8"
files = [ files = [
{file = "pydantic_settings-2.2.1-py3-none-any.whl", hash = "sha256:0235391d26db4d2190cb9b31051c4b46882d28a51533f97440867f012d4da091"}, {file = "pydantic_settings-2.3.0-py3-none-any.whl", hash = "sha256:26eeed27370a9c5e3f64e4a7d6602573cbedf05ed940f1d5b11c3f178427af7a"},
{file = "pydantic_settings-2.2.1.tar.gz", hash = "sha256:00b9f6a5e95553590434c0fa01ead0b216c3e10bc54ae02e37f359948643c5ed"}, {file = "pydantic_settings-2.3.0.tar.gz", hash = "sha256:78db28855a71503cfe47f39500a1dece523c640afd5280edb5c5c9c9cfa534c9"},
] ]
[package.dependencies] [package.dependencies]
pydantic = ">=2.3.0" pydantic = ">=2.7.0"
python-dotenv = ">=0.21.0" python-dotenv = ">=0.21.0"
[package.extras] [package.extras]
@ -2720,13 +2720,13 @@ typing-extensions = ">=3.7.4.3"
[[package]] [[package]]
name = "types-requests" name = "types-requests"
version = "2.32.0.20240523" version = "2.32.0.20240602"
description = "Typing stubs for requests" description = "Typing stubs for requests"
optional = false optional = false
python-versions = ">=3.8" python-versions = ">=3.8"
files = [ files = [
{file = "types-requests-2.32.0.20240523.tar.gz", hash = "sha256:26b8a6de32d9f561192b9942b41c0ab2d8010df5677ca8aa146289d11d505f57"}, {file = "types-requests-2.32.0.20240602.tar.gz", hash = "sha256:3f98d7bbd0dd94ebd10ff43a7fbe20c3b8528acace6d8efafef0b6a184793f06"},
{file = "types_requests-2.32.0.20240523-py3-none-any.whl", hash = "sha256:f19ed0e2daa74302069bbbbf9e82902854ffa780bc790742a810a9aaa52f65ec"}, {file = "types_requests-2.32.0.20240602-py3-none-any.whl", hash = "sha256:ed3946063ea9fbc6b5fc0c44fa279188bae42d582cb63760be6cb4b9d06c3de8"},
] ]
[package.dependencies] [package.dependencies]
@ -2734,13 +2734,13 @@ urllib3 = ">=2"
[[package]] [[package]]
name = "typing-extensions" name = "typing-extensions"
version = "4.12.0" version = "4.12.1"
description = "Backported and Experimental Type Hints for Python 3.8+" description = "Backported and Experimental Type Hints for Python 3.8+"
optional = false optional = false
python-versions = ">=3.8" python-versions = ">=3.8"
files = [ files = [
{file = "typing_extensions-4.12.0-py3-none-any.whl", hash = "sha256:b349c66bea9016ac22978d800cfff206d5f9816951f12a7d0ec5578b0a819594"}, {file = "typing_extensions-4.12.1-py3-none-any.whl", hash = "sha256:6024b58b69089e5a89c347397254e35f1bf02a907728ec7fee9bf0fe837d203a"},
{file = "typing_extensions-4.12.0.tar.gz", hash = "sha256:8cbcdc8606ebcb0d95453ad7dc5065e6237b6aa230a31e81d0f440c30fed5fd8"}, {file = "typing_extensions-4.12.1.tar.gz", hash = "sha256:915f5e35ff76f56588223f15fdd5938f9a1cf9195c0de25130c627e4d597f6d1"},
] ]
[[package]] [[package]]
@ -2890,13 +2890,13 @@ zstd = ["zstandard (>=0.18.0)"]
[[package]] [[package]]
name = "uvicorn" name = "uvicorn"
version = "0.29.0" version = "0.30.1"
description = "The lightning-fast ASGI server." description = "The lightning-fast ASGI server."
optional = false optional = false
python-versions = ">=3.8" python-versions = ">=3.8"
files = [ files = [
{file = "uvicorn-0.29.0-py3-none-any.whl", hash = "sha256:2c2aac7ff4f4365c206fd773a39bf4ebd1047c238f8b8268ad996829323473de"}, {file = "uvicorn-0.30.1-py3-none-any.whl", hash = "sha256:cd17daa7f3b9d7a24de3617820e634d0933b69eed8e33a516071174427238c81"},
{file = "uvicorn-0.29.0.tar.gz", hash = "sha256:6a69214c0b6a087462412670b3ef21224fa48cae0e452b5883e8e8bdfdd11dd0"}, {file = "uvicorn-0.30.1.tar.gz", hash = "sha256:d46cd8e0fd80240baffbcd9ec1012a712938754afcf81bce56c024c1656aece8"},
] ]
[package.dependencies] [package.dependencies]
@ -3265,4 +3265,4 @@ local = []
[metadata] [metadata]
lock-version = "2.0" lock-version = "2.0"
python-versions = ">=3.10,<3.13" python-versions = ">=3.10,<3.13"
content-hash = "1dc0dd442df5d174ea85c859208f5cfea9d4785c7b7a93f2c6bf8c92e93d8cad" content-hash = "48a7355a7096e763b75315d0704bed8f4d8134a33553e62bc305a686b9e72803"

4
src/backend/base/pyproject.toml
View file

@ -1,6 +1,6 @@
[tool.poetry] [tool.poetry]
name = "langflow-base" name = "langflow-base"
version = "0.0.54" version = "0.0.55"
description = "A Python package with a built-in web application" description = "A Python package with a built-in web application"
authors = ["Langflow <contact@langflow.org>"] authors = ["Langflow <contact@langflow.org>"]
maintainers = [ maintainers = [
@ -28,7 +28,7 @@ langflow-base = "langflow.__main__:main"
python = ">=3.10,<3.13" python = ">=3.10,<3.13"
fastapi = "^0.111.0" fastapi = "^0.111.0"
httpx = "*" httpx = "*"
uvicorn = "^0.29.0" uvicorn = "^0.30.0"
gunicorn = "^22.0.0" gunicorn = "^22.0.0"
langchain = "~0.2.0" langchain = "~0.2.0"
langchainhub = "~0.1.15" langchainhub = "~0.1.15"