Biblioteca Pandas e Matplotlib Referências https://github.com/reisdebora/analisapenalidadesCNPJ/blob/master/analisa_penalidades.md https://github.com/alvarofpp/analise-ufrn-python-day-2018 https://github.com/aguinaldoabbj/minicourse_open_data_natal_2019 https://github.com/leportella/datascience-pizza https://github.com/justmarkham/pycon-2019-tutorial