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Fixed python variables

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This commit is contained in:
Jake Hillion 2020-04-28 13:58:16 +01:00
parent 34286c4877
commit 53bbff3217
1 changed files with 8 additions and 8 deletions
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16
python/server.py
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@ -6,16 +6,16 @@ import serial
app = Flask(__name__) app = Flask(__name__)
data = "" globals()['data'] = ""
lock = threading.Lock() globals()['lock'] = threading.Lock()
@app.route('/update', methods=['PUT']) @app.route('/update', methods=['PUT'])
def update(): def update():
grid = request.json['data'] grid = request.json['data']
grid_string = prepare_grid(grid) grid_string = prepare_grid(grid)
with lock: with globals()['lock']:
data = grid_string globals()['data'] = grid_string
return grid_string return grid_string
@ -35,10 +35,10 @@ def prepare_grid(grid):
def serial_func(): def serial_func():
with serial.Serial('/dev/ttyACM0', 9600, timeout=1) as ser: with serial.Serial('/dev/ttyACM0', 9600, timeout=1) as ser:
with lock: with globals()['lock']:
if data != '': if globals()['data'] != '':
serial.write(bytes(data, 'ascii')) serial.write(bytes(globals()['data'], 'ascii'))
data = '' globals()['data'] = ''
serial_thread = threading.Thread(target=serial_func) serial_thread = threading.Thread(target=serial_func)
serial_thread.start() serial_thread.start()