Commit 8b367822 authored by Thorsten Alteholz's avatar Thorsten Alteholz
Browse files

add some error handling

parent 921632f1

pysqm/main.py

+3 −0
Original line number Diff line number Diff line
@@ -95,6 +95,9 @@ else: 
    print(('ERROR. Unknown device type '+str(config._device_type)))

    exit(0)



if mydevice.addr == None:

   print('ERROR: no device found for reading data')

   exit(1)



def loop():

    '''

pysqm/read.py

+39 −24
Original line number Diff line number Diff line
@@ -468,6 +468,7 @@ class SQMLE(SQM): 
        except:

            print('Trying auto device address ...')

            self.addr = self.search()

            if self.addr!=None:

               print(('Found address %s ... ' %str(self.addr)))

               self.port = 10001

               self.start_connection()
@@ -667,14 +668,20 @@ class SQMLU(SQM): 
            print(('Trying fixed device address %s ... ' %str(config._device_addr)))

            self.addr = config._device_addr

            self.bauds = 115200

            try:

                self.start_connection()

            except OSError:

                print('device ', config._device_addr, ' does not exist')

                raise

        except:

            print('Trying auto device address ...')

            self.addr = self.search()

            if self.addr != None: 

                print(('Found address %s ... ' %str(self.addr)))



        if self.addr != None: 

            self.bauds = 115200

            self.start_connection()



            # Clearing buffer

            print(('Clearing buffer ... |'), end=' ')

            buffer_data = self.read_buffer()
@@ -700,26 +707,34 @@ class SQMLU(SQM): 
        os_in_use = sys.platform



        if os_in_use == 'linux2':

            print('Detected Linux2 platform')

            ports = ports_unix

        elif os_in_use == 'linux':

            print('Detected Linux platform')

            ports = ports_unix

        elif os_in_use == 'win32':

            print('Detected Windows platform')

            ports = ports_win

        else:

            print('No supported platform detected -> ', os_in_use)



        used_port = None

        for port in ports:

            try:

                os.stat(port)

            except OSError:

                print('port ', port,' does not exist')

                continue



            conn_test = serial.Serial(port, 115200, timeout=1)

            conn_test.write('ix'.encode)

            if conn_test.readline()[0] == 'i':

                used_port = port

                break



        try:

            assert(used_port!=None)

        except:

        if (used_port==None):

            print('ERR. Device not found!')

            raise

        else:



        return(used_port)



    def start_connection(self):