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feat: cli implementation with gunicorn

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This commit is contained in:
ogabrielluiz 2023-03-08 08:21:36 -03:00
commit 54a15af232
6 changed files with 115 additions and 46 deletions
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43
langflow/__main__.py Normal file
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@ -0,0 +1,43 @@
import multiprocessing
from langflow_backend.main import create_app
import typer
from fastapi.staticfiles import StaticFiles
from pathlib import Path
from langflow.server import LangflowApplication
def serve(
workers: int = None,
timeout: int = None,
):
# get the directory of the current file
path = Path(__file__).parent
static_files_dir = path / "frontend/build"
app.mount(
"/",
StaticFiles(directory=static_files_dir, html=True),
name="static",
)
if not workers:
workers = 1
elif workers == -1:
workers = (multiprocessing.cpu_count() * 2) + 1
if not timeout:
timeout = 60
options = {"bind": "0.0.0.0:5003", "workers": workers, "worker_class": "uvicorn.workers.UvicornWorker", "timeout": timeout}
LangflowApplication(app, options).run()
def main():
typer.run(serve)
if __name__ == "__main__":
app = create_app()
main()

28
langflow/backend/poetry.lock generated
View file

@ -731,7 +731,7 @@ wcwidth = "*"
[[package]]
name = "protobuf"
version = "4.22.0"
version = "4.22.1"
description = ""
category = "main"
optional = false
@ -1837,19 +1837,19 @@ prompt-toolkit = [
{file = "prompt_toolkit-3.0.38.tar.gz", hash = "sha256:23ac5d50538a9a38c8bde05fecb47d0b403ecd0662857a86f886f798563d5b9b"},
]
protobuf = [
{file = "protobuf-4.22.0-cp310-abi3-win32.whl", hash = "sha256:b2fea9dc8e3c0f32c38124790ef16cba2ee0628fe2022a52e435e1117bfef9b1"},
{file = "protobuf-4.22.0-cp310-abi3-win_amd64.whl", hash = "sha256:a33a273d21852f911b8bda47f39f4383fe7c061eb1814db2c76c9875c89c2491"},
{file = "protobuf-4.22.0-cp37-abi3-macosx_10_9_universal2.whl", hash = "sha256:e894e9ae603e963f0842498c4cd5d39c6a60f0d7e4c103df50ee939564298658"},
{file = "protobuf-4.22.0-cp37-abi3-manylinux2014_aarch64.whl", hash = "sha256:7c535d126e7dcc714105ab20b418c4fedbd28f8b8afc42b7350b1e317bbbcc71"},
{file = "protobuf-4.22.0-cp37-abi3-manylinux2014_x86_64.whl", hash = "sha256:86c3d20428b007537ba6792b475c0853bba7f66b1f60e610d913b77d94b486e4"},
{file = "protobuf-4.22.0-cp37-cp37m-win32.whl", hash = "sha256:1669cb7524221a8e2d9008d0842453dbefdd0fcdd64d67672f657244867635fb"},
{file = "protobuf-4.22.0-cp37-cp37m-win_amd64.whl", hash = "sha256:ab4d043865dd04e6b09386981fe8f80b39a1e46139fb4a3c206229d6b9f36ff6"},
{file = "protobuf-4.22.0-cp38-cp38-win32.whl", hash = "sha256:29288813aacaa302afa2381db1d6e0482165737b0afdf2811df5fa99185c457b"},
{file = "protobuf-4.22.0-cp38-cp38-win_amd64.whl", hash = "sha256:e474b63bab0a2ea32a7b26a4d8eec59e33e709321e5e16fb66e766b61b82a95e"},
{file = "protobuf-4.22.0-cp39-cp39-win32.whl", hash = "sha256:47d31bdf58222dd296976aa1646c68c6ee80b96d22e0a3c336c9174e253fd35e"},
{file = "protobuf-4.22.0-cp39-cp39-win_amd64.whl", hash = "sha256:c27f371f0159feb70e6ea52ed7e768b3f3a4c5676c1900a7e51a24740381650e"},
{file = "protobuf-4.22.0-py3-none-any.whl", hash = "sha256:c3325803095fb4c2a48649c321d2fbde59f8fbfcb9bfc7a86df27d112831c571"},
{file = "protobuf-4.22.0.tar.gz", hash = "sha256:652d8dfece122a24d98eebfef30e31e455d300efa41999d1182e015984ac5930"},
{file = "protobuf-4.22.1-cp310-abi3-win32.whl", hash = "sha256:85aa9acc5a777adc0c21b449dafbc40d9a0b6413ff3a4f77ef9df194be7f975b"},
{file = "protobuf-4.22.1-cp310-abi3-win_amd64.whl", hash = "sha256:8bc971d76c03f1dd49f18115b002254f2ddb2d4b143c583bb860b796bb0d399e"},
{file = "protobuf-4.22.1-cp37-abi3-macosx_10_9_universal2.whl", hash = "sha256:5917412347e1da08ce2939eb5cd60650dfb1a9ab4606a415b9278a1041fb4d19"},
{file = "protobuf-4.22.1-cp37-abi3-manylinux2014_aarch64.whl", hash = "sha256:9e12e2810e7d297dbce3c129ae5e912ffd94240b050d33f9ecf023f35563b14f"},
{file = "protobuf-4.22.1-cp37-abi3-manylinux2014_x86_64.whl", hash = "sha256:953fc7904ef46900262a26374b28c2864610b60cdc8b272f864e22143f8373c4"},
{file = "protobuf-4.22.1-cp37-cp37m-win32.whl", hash = "sha256:6e100f7bc787cd0a0ae58dbf0ab8bbf1ee7953f862b89148b6cf5436d5e9eaa1"},
{file = "protobuf-4.22.1-cp37-cp37m-win_amd64.whl", hash = "sha256:87a6393fa634f294bf24d1cfe9fdd6bb605cbc247af81b9b10c4c0f12dfce4b3"},
{file = "protobuf-4.22.1-cp38-cp38-win32.whl", hash = "sha256:e3fb58076bdb550e75db06ace2a8b3879d4c4f7ec9dd86e4254656118f4a78d7"},
{file = "protobuf-4.22.1-cp38-cp38-win_amd64.whl", hash = "sha256:651113695bc2e5678b799ee5d906b5d3613f4ccfa61b12252cfceb6404558af0"},
{file = "protobuf-4.22.1-cp39-cp39-win32.whl", hash = "sha256:67b7d19da0fda2733702c2299fd1ef6cb4b3d99f09263eacaf1aa151d9d05f02"},
{file = "protobuf-4.22.1-cp39-cp39-win_amd64.whl", hash = "sha256:b8700792f88e59ccecfa246fa48f689d6eee6900eddd486cdae908ff706c482b"},
{file = "protobuf-4.22.1-py3-none-any.whl", hash = "sha256:3e19dcf4adbf608924d3486ece469dd4f4f2cf7d2649900f0efcd1a84e8fd3ba"},
{file = "protobuf-4.22.1.tar.gz", hash = "sha256:dce7a55d501c31ecf688adb2f6c3f763cf11bc0be815d1946a84d74772ab07a7"},
]
psutil = [
{file = "psutil-5.9.4-cp27-cp27m-macosx_10_9_x86_64.whl", hash = "sha256:c1ca331af862803a42677c120aff8a814a804e09832f166f226bfd22b56feee8"},

28
langflow/cli.py
View file

@ -1,28 +0,0 @@
from langflow_backend.main import create_app
import typer
import uvicorn
from fastapi.staticfiles import StaticFiles
from pathlib import Path
app = create_app()
def serve(port: int = 5003):
# get the directory of the current file
path = Path(__file__).parent
static_files_dir = path / "frontend/build"
app.mount(
"/",
StaticFiles(directory=static_files_dir, html=True),
name="static",
)
uvicorn.run(app, port=port)
def main():
typer.run(serve)
if __name__ == "__main__":
main()

17
langflow/server.py Normal file
View file

@ -0,0 +1,17 @@
from gunicorn.app.base import BaseApplication
class LangflowApplication(BaseApplication):
def __init__(self, app, options=None):
self.options = options or {}
self.application = app
super().__init__()
def load_config(self):
config = {key: value for key, value in self.options.items()
if key in self.cfg.settings and value is not None}
for key, value in config.items():
self.cfg.set(key.lower(), value)
def load(self):
return self.application

40
poetry.lock generated
View file

@ -40,6 +40,23 @@ category = "main"
optional = false
python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,!=3.5.*,!=3.6.*,>=2.7"
[[package]]
name = "gunicorn"
version = "20.1.0"
description = "WSGI HTTP Server for UNIX"
category = "main"
optional = false
python-versions = ">=3.5"
[package.dependencies]
setuptools = ">=3.0"
[package.extras]
eventlet = ["eventlet (>=0.24.1)"]
gevent = ["gevent (>=1.4.0)"]
setproctitle = ["setproctitle"]
tornado = ["tornado (>=0.2)"]
[[package]]
name = "mypy"
version = "1.1.1"
@ -103,6 +120,19 @@ category = "dev"
optional = false
python-versions = ">=3.7"
[[package]]
name = "setuptools"
version = "67.6.0"
description = "Easily download, build, install, upgrade, and uninstall Python packages"
category = "main"
optional = false
python-versions = ">=3.7"
[package.extras]
docs = ["furo", "jaraco.packaging (>=9)", "jaraco.tidelift (>=1.4)", "pygments-github-lexers (==0.0.5)", "rst.linker (>=1.9)", "sphinx (>=3.5)", "sphinx-favicon", "sphinx-hoverxref (<2)", "sphinx-inline-tabs", "sphinx-lint", "sphinx-notfound-page (==0.8.3)", "sphinx-reredirects", "sphinxcontrib-towncrier"]
testing = ["build[virtualenv]", "filelock (>=3.4.0)", "flake8 (<5)", "flake8-2020", "ini2toml[lite] (>=0.9)", "jaraco.envs (>=2.2)", "jaraco.path (>=3.2.0)", "pip (>=19.1)", "pip-run (>=8.8)", "pytest (>=6)", "pytest-black (>=0.3.7)", "pytest-checkdocs (>=2.4)", "pytest-cov", "pytest-enabler (>=1.3)", "pytest-flake8", "pytest-mypy (>=0.9.1)", "pytest-perf", "pytest-timeout", "pytest-xdist", "tomli-w (>=1.0.0)", "virtualenv (>=13.0.0)", "wheel"]
testing-integration = ["build[virtualenv]", "filelock (>=3.4.0)", "jaraco.envs (>=2.2)", "jaraco.path (>=3.2.0)", "pytest", "pytest-enabler", "pytest-xdist", "tomli", "virtualenv (>=13.0.0)", "wheel"]
[[package]]
name = "tomli"
version = "2.0.1"
@ -139,7 +169,7 @@ python-versions = ">=3.7"
[metadata]
lock-version = "1.1"
python-versions = "^3.9"
content-hash = "7be37090e4880ac05b797fdce3a332a5e77644876c05fa4b76866bed0dd29cf7"
content-hash = "1ce34097b7d817beecfbdf92ade1e47d72f267e90f795a4ff41f257aa92246fc"
[metadata.files]
black = [
@ -177,6 +207,10 @@ colorama = [
{file = "colorama-0.4.6-py2.py3-none-any.whl", hash = "sha256:4f1d9991f5acc0ca119f9d443620b77f9d6b33703e51011c16baf57afb285fc6"},
{file = "colorama-0.4.6.tar.gz", hash = "sha256:08695f5cb7ed6e0531a20572697297273c47b8cae5a63ffc6d6ed5c201be6e44"},
]
gunicorn = [
{file = "gunicorn-20.1.0-py3-none-any.whl", hash = "sha256:9dcc4547dbb1cb284accfb15ab5667a0e5d1881cc443e0677b4882a4067a807e"},
{file = "gunicorn-20.1.0.tar.gz", hash = "sha256:e0a968b5ba15f8a328fdfd7ab1fcb5af4470c28aaf7e55df02a99bc13138e6e8"},
]
mypy = [
{file = "mypy-1.1.1-cp310-cp310-macosx_10_9_x86_64.whl", hash = "sha256:39c7119335be05630611ee798cc982623b9e8f0cff04a0b48dfc26100e0b97af"},
{file = "mypy-1.1.1-cp310-cp310-macosx_11_0_arm64.whl", hash = "sha256:61bf08362e93b6b12fad3eab68c4ea903a077b87c90ac06c11e3d7a09b56b9c1"},
@ -240,6 +274,10 @@ ruff = [
{file = "ruff-0.0.254-py3-none-win_arm64.whl", hash = "sha256:b435afc4d65591399eaf4b2af86e441a71563a2091c386cadf33eaa11064dc09"},
{file = "ruff-0.0.254.tar.gz", hash = "sha256:0eb66c9520151d3bd950ea43b3a088618a8e4e10a5014a72687881e6f3606312"},
]
setuptools = [
{file = "setuptools-67.6.0-py3-none-any.whl", hash = "sha256:b78aaa36f6b90a074c1fa651168723acbf45d14cb1196b6f02c0fd07f17623b2"},
{file = "setuptools-67.6.0.tar.gz", hash = "sha256:2ee892cd5f29f3373097f5a814697e397cf3ce313616df0af11231e2ad118077"},
]
tomli = [
{file = "tomli-2.0.1-py3-none-any.whl", hash = "sha256:939de3e7a6161af0c887ef91b7d41a53e7c5a1ca976325f429cb46ea9bc30ecc"},
{file = "tomli-2.0.1.tar.gz", hash = "sha256:de526c12914f0c550d15924c62d72abc48d6fe7364aa87328337a31007fe8a4f"},

5
pyproject.toml
View file

@ -10,8 +10,6 @@ packages = [
include = ["langflow/frontend/build/*", "langflow/frontend/build/**/*"]
exclude = ["langflow/frontend/node_modules/*", "langflow/frontend/src/*"]
[tool.poetry.scripts]
langflow = "langflow.cli:main"
[tool.poetry.group.dev.dependencies]
ruff = "^0.0.254"
@ -24,4 +22,5 @@ build-backend = "poetry.core.masonry.api"
[tool.poetry.dependencies]
python = "^3.9"
typer = "^0.7.0"
typer = "^0.7.0"
gunicorn = "^20.1.0"