YfinanceWrapper is a Ruby wrapper library for the Python yfinance library, which provides access to Yahoo Finance's API.

This library has the following features:

• Uses PyCall to make the Python yfinance library accessible from Ruby
• Simple and intuitive API
• Compatible with Ruby 3.0 and above

Main features:

• Stock information retrieval
• Stock price data retrieval
• Company information retrieval

This library supports the development of financial data applications and analysis tools by providing easy access to Yahoo Finance's data through Ruby.

1. Install python3.
2. Install yfinance

pip3 install yfinance

ticker = YfinanceWrapper::Ticker.new('APPL')
ticker.info
# {"quoteType"=>"MUTUALFUND",
#  "symbol"=>"APPL",
#  "language"=>"en-US"
# ...
# }

ticker.history(period: "max", interval: "1d")
# {1980-12-12 00:00:00 -0500=>
# ...
# }