== GRPC
$ cd ~/tfs-ctrl/hackfest/grpc

COMPILE connection.proto:
$ python -m grpc_tools.protoc -I=. --python_out=connection/ connection.proto

RUN CREATE AND LIST CONNECTION
$ cd ~/tfs-ctrl/hackfest/grpc/connection
$ python3 create.py connection.txt 
$ python3 list.py connection.txt

COMPILE connectionService.proto
$ python -m grpc_tools.protoc -I=. --python_out=connectionService/ --grpc_python_out=connectionService/ connectionService.proto

RUN SERVER
$ cd ~/tfs-ctrl/hackfest/grpc/connectionService
$ python3 connectionService_server.py

RUN CLIENT (in another window)
$ cd ~/tfs-ctrl/hackfest/grpc/connectionService
$ python3 connectionService_client.py

### EXERCISE
COMPILE connectionServiceWithNotif.proto
$ cd ~/tfs-ctrl/hackfest/grpc/
$ python -m grpc_tools.protoc -I=. --python_out=connectionServiceWithNotif/ --grpc_python_out=connectionServiceWithNotif/ connectionServiceWithNotif.proto

RUN SERVER
$ cd ~/tfs-ctrl/hackfest/grpc/connectionServiceWithNotif
$ python3 connectionServiceWithNotif_server.py

RUN CLIENT (in another window)
$ cd ~/tfs-ctrl/hackfest/grpc/connectionServiceWithNotif
$ python3 connectionServiceWithNotif_client.py