def initialize_ble():
global bt
# Initialize BLE if we need to
if not read_flag:
bt = Bt(ble_peripheral_MAC=peripheral_MAC, serial_port=serial_port)
bt.ble_setup()
def initialize_ble():
global bt
bt = Bt(ble_peripheral_MAC=ble_peripheral_MAC, serial_port=serial_port)
bt.ble_setup()