Quick and dirty python service

dirty.py

from bottle import route, run
from mako.template import Template
import requests

template = Template('''
<dl>
  <dd>Name</dd>
  <dt>${merchant['name']}</dt>

  <dd>Number of bills</dd>
  <dt>${len(merchant['bills'])}</dt>

  <dd>Total of bills</dd>
  <dt>${sum(x['amount'] for x in merchant['bills'])}</dt>
</div>
''')

def query_merchant(merchant_id):
    return requests.get('http://merchants/merchant/' + merchant_id).json()

def add_billing(merchant):
    res = requests.get('http://billing/merchant/' + merchant['id'])
    merchant['bills'] = res.json()

@route('/merchants/<merchant_id>')
def get_merchant(merchant_id):
    merchant = query_merchant(merchant_id)
    add_billing(merchant)
    return template.render(merchant=merchant)

if __name__ == '__main__':
    run()