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Checks USD/PYG exchange rate from several sites, with a calculator, RESTful API and a twitter bot

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melizeche/dolarPy

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dolarPy

Checks USD/PYG exchange rate from several sites, with a calculator, RESTful API and a twitter bot

  • Scraper: Checks USD/PYG exchange rate from several sites every 10 minutes, saves the info in a json file
  • Webservice: Flask app to serve the API and display the main website with the calculator
  • TwitterBot: Reads the webservice output and tweet it(in a human readable format)

DEMO/Webservice

http://dolar.melizeche.com/api/1.0/

Twitter Bot

https://twitter.com/DolarPy

Mobile

API wrappers

Documentation in progress

Requirements

  • Python 2.7+ or 3.5+
  • BeautifulSoup4
  • Flask
  • Tweepy

Install

git clone [email protected]:melizeche/dolarPy.git
cd dolarPy
python3 -m venv env
# if venv module is not installed install with `sudo apt install python3-venv`
source env/bin/activate
pip install -r requirements.txt
crontab -e (add coti.py) // See example below
python cotiapp.py

On macOS High Sierra with python3 (also most linux distros)

# pip3 is installed with Python3
pip3 install virtualenv
# creating the virtualenv
virtualenv -p python3 env
# activate the virtualenv:
source env/bin/activate
pip3 install -r requirements.txt
# and the run
# if you need to deactivate the virtualenv:
deactivate

Crontab format and example

MIN HOUR DAYofMONTH MONTH DAYofWEEK PYTHONPATH SCRIPT

So for check/update the exchange rate every 10 minutes between 6am and 8pm on weekdays

*/10 6-20 * * 1-5 /apps/dolarPy/env/bin/python /apps/dolarPy/coti.py

And for tweet the exchange rate at 8am, 12pm and 6pm on weekdays

0 8,12,18 * * 1-5 /apps/dolarPy/env/bin/python /apps/dolarPy/single_tweet_bot.py

Contributing

  1. Fork it!
  2. Create your feature branch: git checkout -b my-new-feature
  3. Commit your changes: git commit -am 'Add some feature'
  4. Push to the branch: git push origin my-new-feature
  5. Submit a pull request :D

Author

Contributors / Thanks

TODO(APIv2)

  • Better Documentation
  • Add more currencies
  • Databases support
  • Historical data API endpoint

License

This project is licensed under the Apache 2.0 License - see the LICENSE.txt file for details