The Algorithmia Python SDK by Algorithmia allows API communication to access algorithms available in the site's marketplace. Along with installation resources, usage demonstrate how to call an algorithm, read data access, and write data access. Additional Python interaction at https://github.com/algorithmiaio/algorithmia-python
Google Cloud Vision API gives developers access to powerful image processing and analysis tools for use in any project. This tutorial on Google Cloud Platform shows followers how to use the API to detect faces in an image, and use the returned coordinates to draw a polygon around each face.