architecture

|------------------------------------------------------------------------------------------
|              |                                            |                             |
| middleware   | [nlu agent](nlu-agent/README.md)           |  [fulfillment api - intent 1](fulfillment-api/README.md) |
|              | contexts -> intents                        |  intent -> fulfillment data |
|              |                                            |                             |
|              |                                            |                             |
|              |                                            |  fulfillment api - intent 2 |
|------------------------------------------------------------------------------------------

STEP 1 - install python3 + SDK + google-auth-oauthlib

brew install python3
pip3 install --upgrade google-assistant-sdk

deps

pip3 list

cachetools (2.0.1)
certifi (2017.7.27.1)
chardet (3.0.4)
click (6.7)
google-assistant-sdk (0.3.3)
google-auth (1.1.0)
google-auth-oauthlib (0.1.1)
idna (2.6)
oauthlib (2.0.4)
pip (9.0.1)
pyasn1 (0.3.5)
pyasn1-modules (0.1.4)
requests (2.18.4)
requests-oauthlib (0.8.0)
rsa (3.4.2)
setuptools (32.2.0)
six (1.11.0)
urllib3 (1.22)
wheel (0.29.0)

STEP 2 - create nlu api client OAuth key

• goto https://console.cloud.google.com

• select iam-admin -> Manage Resources at the left bottom

• create a project -> zyx-nlu-assistant

• goto https://console.cloud.google.com/apis/dashboard and enable NLU assistantAPI

• goto https://console.developers.google.com/apis/credentials and create OAuth client key

google-oauthlib-tool --client-secrets ~/Downloads/client_secret_435129512078-dc2b7u2nttij3rsk8ctktntdcl3k8ocb.apps.googleusercontent.com.json --scope https://www.googleapis.com/auth/assistant-sdk-prototype --save --headless

STEP 3 - audio test

$ openssl version
OpenSSL 0.9.8zh 14 Jan 2016

pip3 install sounddevice

pip3 list
cachetools (2.0.1)
certifi (2017.7.27.1)
cffi (1.11.0)
chardet (3.0.4)
click (6.7)
google-assistant-sdk (0.3.3)
google-auth (1.1.0)
google-auth-oauthlib (0.1.1)
idna (2.6)
oauthlib (2.0.4)
pip (9.0.1)
pyasn1 (0.3.5)
pyasn1-modules (0.1.4)
pycparser (2.18)
requests (2.18.4)
requests-oauthlib (0.8.0)
rsa (3.4.2)
setuptools (32.2.0)
six (1.11.0)
sounddevice (0.3.8)
urllib3 (1.22)
wheel (0.29.0)

googlesamples-assistant-audiotest --record-time 10

googlesamples-assistant-audiotest --record-time 10 --audio-block-size=3200 --audio-flush-size=6400

pip3 install grpcio

$ pip3 list
cachetools (2.0.1)
certifi (2017.7.27.1)
cffi (1.11.0)
chardet (3.0.4)
click (6.7)
google-assistant-sdk (0.3.3)
google-auth (1.1.0)
google-auth-oauthlib (0.1.1)
grpcio (1.6.0)
idna (2.6)
oauthlib (2.0.4)
pip (9.0.1)
protobuf (3.4.0)
pyasn1 (0.3.5)
pyasn1-modules (0.1.4)
pycparser (2.18)
requests (2.18.4)
requests-oauthlib (0.8.0)
rsa (3.4.2)
setuptools (32.2.0)
six (1.11.0)
sounddevice (0.3.8)
urllib3 (1.22)
wheel (0.29.0)

References

https://github.com/zyx-machine/assistant-sdk-python/tree/master/google-assistant-sdk

https://medium.com/@druchtie/build-google-assistant-on-macos-903ac906dc01