Merge pull request #41 from blinjrm/python37

fix: python version in README

README.md

@@ -6,7 +6,7 @@
 
 # Detection datasets
 
-<a href="https://www.python.org/"><img alt="Python" src="https://img.shields.io/badge/-Python 3.8-blue?style=flat-square&logo=python&logoColor=white"></a>
+<a href="https://www.python.org/"><img alt="Python" src="https://img.shields.io/badge/-Python 3.7-blue?style=flat-square&logo=python&logoColor=white"></a>
 <a href="https://black.readthedocs.io/en/stable/"><img alt="Code style: black" src="https://img.shields.io/badge/code%20style-black-black.svg?style=flat-square&labelColor=gray"></a>
 <a href="https://github.com/blinjrm/detection-datasets/actions/workflows/ci.yaml"><img src="https://img.shields.io/github/workflow/status/blinjrm/detection-datasets/CI?label=CI&style=flat-square"/></a>
 <a href="https://github.com/blinjrm/detection-datasets/actions/workflows/pypi.yaml"><img src="https://img.shields.io/github/workflow/status/blinjrm/detection-datasets/Python%20package?label=Build&style=flat-square"/></a>