Computer Shopper - UK (2019-08)

ADVANCEDPROJECTS

ISSUE 378|COMPUTERSHOPPER|AUGUST 2019 135

learning of natural language.Sorather than
having to read half ofAlice in Wonderlandto
your fully operational AIY Voice kit foritto
understand what you’re saying, it should
comprehend you immediately.
Or almost immediately,because you still
need to set up the software.The first step
is testing that the microphone and
speaker work. In the PuTTY SSH
window,enter΍home΍pi΍AIŴʟ
projectsʟpython΍checkpoints΍
checkϏaudio̲py,press Enter and
follow the instructions. If the
volume is tooloud, enteralsamiѸ
and use the arrow keys to lower the
volume; press Escape and re-run
the check_audio.pyscript.
Now you need to switch to aweb
browser and head to the Google
Cloud Platform,console.cloud.google.
com.Log in using your Google
account (or createone) and click on
the Select aproject menu at the top.
Select New Project, and then enter a
name before clicking Create. Once the
Google spinning thing has finished,
open the sidebar menu by clicking on

the three horizontal lines and then choosing

Library from the APIs &Services menu.

On the Libraries screen, search for

Google Assistant API, click the result

and then Enable.Afterafew seconds an

Overview screen will load; click the Create

Credentials button. Choose Google Assistant

API from the drop-down menu, then Other

UI (for example,Windows, CLI tool) from

the drop-down menu that appears. Next,

select User data under the What

data will you be accessing? section.

Then click the blue What credentials

do Ineed? button. This will produce

apopup called Set up OAuth consent

screen; click Set up Consent Screen.

This is adeparture from Google’s

instructions, which were out of date

at the time of writing.

WHAT’S INANAME?

The only piece of information to enter

is the Application name,which is the

public name of the project; we kept

this the same as our project name,

VoiceProj1. Once saved, you can return

to the Credentials wizard, which ought

to have opened, possibly in aseparate

browser tab.Onthis screen, again enter

your project name,and then click the

blue CreateOAuth client ID button. This

will generatealong string of characters,

which is your Client ID.Click the blue

Download button and aJSON file (which

stands forJavaScript Object Notation, just

learning of natural language So rather than the three horizontal lines and then choosing Overview screen

Rather than having to

readAliceinWonderland

to your AIY Voicekit

forittounderstand

whatyou’resaying, it

should comprehend

youimmediately

⬆The Pi slides intothe jaws of the cage using elements of the HAT

circuit board as guides. Notethat the Pi is almost flush with the ‘floor’of

the cage; if it’s not, you’ve constructed the cage the wrong wayround

you still

rst step

he

web

le.

on

p.

a

the

on

sel

dat

The

do

a

scr

Thi

ins

at

WH

The

is

pub

this

Voi

tothe

toha

browse

your

blueC

will g

which

Downlo

stands

➡The design of the box is just as
neat as the cage