emnanabli

hello v I'm unable to run this example using spyder(python3.5) https://gist.githubusercontent.com/ilblackdragon/e956a9da159aade0c893467e49afd057/raw/c1d61db5c748e007923d3fae2fbb85e7593a9087/titanic_all_features.py here is the error TypeError: unorderable types: int() < str() any suggestion please?