new_contents: # this is a Python3 version of the code in readme.py
  
  from twisted.internet.task import react
  from twisted.internet.defer import inlineCallbacks, ensureDeferred
  from twisted.internet.endpoints import UNIXClientEndpoint
  
  import treq
  import txtorcon
  
  
  async def main(reactor):
      tor = await txtorcon.connect(
          reactor,
          UNIXClientEndpoint(reactor, "/var/run/tor/control")
      )
  
      print("Connected to Tor version {}".format(tor.version))
  
      url = u'https://www.torproject.org:443'
      print(u"Downloading {}".format(repr(url)))
      resp = await treq.get(url, agent=tor.web_agent())
  
      print(u"   {} bytes".format(resp.length))
      data = await resp.text()
      print(u"Got {} bytes:\n{}\n[...]{}".format(
          len(data),
          data[:120],
          data[-120:],
      ))
  
      print(u"Creating a circuit")
      state = await tor.create_state()
      circ = await state.build_circuit()
      await circ.when_built()
      print(u"  path: {}".format(" -> ".join([r.ip for r in circ.path])))
  
      print(u"Downloading meejah's public key via above circuit...")
      resp = await treq.get(
          u'https://meejah.ca/meejah.asc',
          agent=circ.web_agent(reactor, tor.config.socks_endpoint(reactor)),
      )
      data = await resp.text()
      print(data)
  
  @react
  def _main(reactor):
      return ensureDeferred(main(reactor))
  
subject: Add Py3 version of readme code