Merge branch 'dbeniamine-master-patch-56574' into 'master'

Add a hello world

See merge request sage/python-env.-with-conda-and-win10!1

hello_world.py

+#!/bin/env python3
+
+import click
+
+
+@click.command()
+@click.argument('name', nargs=1)
+def hello(name):
+    print("Hello {name}".format(name=name))
+
+
+if __name__ == '__main__':
+    hello()