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feat: Add YFinanceTool component for interacting with Yahoo Finance News (#2759)

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* feat: add yfinance dependency to pyproject.toml

* feat: Add YFinanceTool component for interacting with Yahoo Finance News

* refactor: update YfinanceToolComponent to use type casting for Tool return value
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Gabriel Luiz Freitas Almeida 2024-07-17 13:18:00 -03:00 • committed by GitHub
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3 changed files with 150 additions and 6 deletions
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135
poetry.lock generated
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@ -2477,6 +2477,48 @@ prometheus-client = ">=0.8.0"
pytz = "*"
tornado = ">=5.0.0,<7.0.0"
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[[package]]
name = "frozenlist"
version = "1.4.1"
@ -2684,8 +2726,8 @@ files = [
[package.dependencies]
cffi = {version = ">=1.12.2", markers = "platform_python_implementation == \"CPython\" and sys_platform == \"win32\""}
greenlet = [
{version = ">=2.0.0", markers = "platform_python_implementation == \"CPython\" and python_version < \"3.11\""},
{version = ">=3.0rc3", markers = "platform_python_implementation == \"CPython\" and python_version >= \"3.11\""},
{version = ">=2.0.0", markers = "platform_python_implementation == \"CPython\" and python_version < \"3.11\""},
]
"zope.event" = "*"
"zope.interface" = "*"
@ -2844,12 +2886,12 @@ files = [
google-auth = ">=2.14.1,<3.0.dev0"
googleapis-common-protos = ">=1.56.2,<2.0.dev0"
grpcio = [
{version = ">=1.33.2,<2.0dev", optional = true, markers = "python_version < \"3.11\" and extra == \"grpc\""},
{version = ">=1.49.1,<2.0dev", optional = true, markers = "python_version >= \"3.11\" and extra == \"grpc\""},
{version = ">=1.33.2,<2.0dev", optional = true, markers = "python_version < \"3.11\" and extra == \"grpc\""},
]
grpcio-status = [
{version = ">=1.33.2,<2.0.dev0", optional = true, markers = "python_version < \"3.11\" and extra == \"grpc\""},
{version = ">=1.49.1,<2.0.dev0", optional = true, markers = "python_version >= \"3.11\" and extra == \"grpc\""},
{version = ">=1.33.2,<2.0.dev0", optional = true, markers = "python_version < \"3.11\" and extra == \"grpc\""},
]
proto-plus = ">=1.22.3,<2.0.0dev"
protobuf = ">=3.19.5,<3.20.0 || >3.20.0,<3.20.1 || >3.20.1,<4.21.0 || >4.21.0,<4.21.1 || >4.21.1,<4.21.2 || >4.21.2,<4.21.3 || >4.21.3,<4.21.4 || >4.21.4,<4.21.5 || >4.21.5,<6.0.0.dev0"
@ -3586,6 +3628,27 @@ files = [
{file = "hpack-4.0.0.tar.gz", hash = "sha256:fc41de0c63e687ebffde81187a948221294896f6bdc0ae2312708df339430095"},
]
[[package]]
name = "html5lib"
version = "1.1"
description = "HTML parser based on the WHATWG HTML specification"
optional = false
python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
files = [
{file = "html5lib-1.1-py2.py3-none-any.whl", hash = "sha256:0d78f8fde1c230e99fe37986a60526d7049ed4bf8a9fadbad5f00e22e58e041d"},
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[package.dependencies]
six = ">=1.9"
webencodings = "*"
[package.extras]
all = ["chardet (>=2.2)", "genshi", "lxml"]
chardet = ["chardet (>=2.2)"]
genshi = ["genshi"]
lxml = ["lxml"]
[[package]]
name = "httpcore"
version = "1.0.5"
@ -5136,8 +5199,8 @@ psutil = ">=5.9.1"
pywin32 = {version = "*", markers = "platform_system == \"Windows\""}
pyzmq = ">=25.0.0"
requests = [
{version = ">=2.26.0", markers = "python_version <= \"3.11\""},
{version = ">=2.32.2", markers = "python_version > \"3.11\""},
{version = ">=2.26.0", markers = "python_version <= \"3.11\""},
]
tomli = {version = ">=1.1.0", markers = "python_version < \"3.11\""}
typing-extensions = {version = ">=4.6.0", markers = "python_version < \"3.11\""}
@ -5898,6 +5961,17 @@ files = [
[package.dependencies]
dill = ">=0.3.7"
[[package]]
name = "multitasking"
version = "0.0.11"
description = "Non-blocking Python methods using decorators"
optional = false
python-versions = "*"
files = [
{file = "multitasking-0.0.11-py3-none-any.whl", hash = "sha256:1e5b37a5f8fc1e6cfaafd1a82b6b1cc6d2ed20037d3b89c25a84f499bd7b3dd4"},
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]
[[package]]
name = "mypy"
version = "1.10.1"
@ -6716,9 +6790,9 @@ files = [
[package.dependencies]
numpy = [
{version = ">=1.26.0", markers = "python_version >= \"3.12\""},
{version = ">=1.22.4", markers = "python_version < \"3.11\""},
{version = ">=1.23.2", markers = "python_version == \"3.11\""},
{version = ">=1.26.0", markers = "python_version >= \"3.12\""},
]
python-dateutil = ">=2.8.2"
pytz = ">=2020.1"
@ -6813,6 +6887,16 @@ bcrypt = ["bcrypt (>=3.1.0)"]
build-docs = ["cloud-sptheme (>=1.10.1)", "sphinx (>=1.6)", "sphinxcontrib-fulltoc (>=1.2.0)"]
totp = ["cryptography"]
[[package]]
name = "peewee"
version = "3.17.6"
description = "a little orm"
optional = false
python-versions = "*"
files = [
{file = "peewee-3.17.6.tar.gz", hash = "sha256:cea5592c6f4da1592b7cff8eaf655be6648a1f5857469e30037bf920c03fb8fb"},
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[[package]]
name = "pexpect"
version = "4.9.0"
@ -11146,6 +11230,17 @@ pydantic = ">=2.5.0,<3.0.0"
requests = ">=2.30.0,<3.0.0"
validators = "0.28.3"
[[package]]
name = "webencodings"
version = "0.5.1"
description = "Character encoding aliases for legacy web content"
optional = false
python-versions = "*"
files = [
{file = "webencodings-0.5.1-py2.py3-none-any.whl", hash = "sha256:a0af1213f3c2226497a97e2b3aa01a7e4bee4f403f95be16fc9acd2947514a78"},
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[[package]]
name = "websocket-client"
version = "1.8.0"
@ -11612,6 +11707,34 @@ files = [
idna = ">=2.0"
multidict = ">=4.0"
[[package]]
name = "yfinance"
version = "0.2.40"
description = "Download market data from Yahoo! Finance API"
optional = false
python-versions = "*"
files = [
{file = "yfinance-0.2.40-py2.py3-none-any.whl", hash = "sha256:328176b5690de7aa192456a15b351c20ddde31b35d479f8179f5325bd340fc0b"},
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]
[package.dependencies]
beautifulsoup4 = ">=4.11.1"
frozendict = ">=2.3.4"
html5lib = ">=1.1"
lxml = ">=4.9.1"
multitasking = ">=0.0.7"
numpy = ">=1.16.5"
pandas = ">=1.3.0"
peewee = ">=3.16.2"
platformdirs = ">=2.0.0"
pytz = ">=2022.5"
requests = ">=2.31"
[package.extras]
nospam = ["requests-cache (>=1.0)", "requests-ratelimiter (>=0.3.1)"]
repair = ["scipy (>=1.6.3)"]
[[package]]
name = "youtube-transcript-api"
version = "0.6.2"
@ -11736,4 +11859,4 @@ local = ["ctransformers", "llama-cpp-python", "sentence-transformers"]
[metadata]
lock-version = "2.0"
python-versions = ">=3.10,<3.13"
content-hash = "53efe77ea0fe985d9319884d4e0ade4d1949f6348ecf75d6afa7297483dd314c"
content-hash = "180a20c1cc6b75974734c6d7f2e623c48528669622e1acb3ff22fee39eb6f24a"

1
pyproject.toml
View file

@ -101,6 +101,7 @@ langchain-milvus = "^0.1.1"
crewai = {extras = ["tools"], version = "^0.36.0"}
langwatch = "^0.1.9"
langsmith = "^0.1.86"
yfinance = "^0.2.40"
[tool.poetry.group.dev.dependencies]

20
src/backend/base/langflow/components/tools/YfinanceTool.py Normal file
View file

@ -0,0 +1,20 @@
from typing import cast
from langchain_community.tools.yahoo_finance_news import YahooFinanceNewsTool
from langflow.custom import Component
from langflow.field_typing import Tool
from langflow.io import Output
class YfinanceToolComponent(Component):
display_name = "Yahoo Finance News Tool"
description = "Tool for interacting with Yahoo Finance News."
name = "YFinanceTool"
outputs = [
Output(display_name="Tool", name="tool", method="build_tool"),
]
def build_tool(self) -> Tool:
return cast(Tool, YahooFinanceNewsTool())