astros.py

# Python 3
#
# https://docs.python.org/3/howto/urllib2.html
# http://api.open-notify.org/astros.json

# This code works.  Run it to verify.
# Then read the challenge at the bottom of this file.

import urllib.request
import json

url = "http://api.open-notify.org/astros.json"

def whos_in_space():
  data = retrieve_space_data()
  for person in data['people']:
      print(person['name'])

def retrieve_space_data():
  with urllib.request.urlopen(url) as response:
    json_data = response.read().decode('utf8')
  return json.loads(json_data)


whos_in_space()

# Challenge: Can you display the names in alphabetical order?