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How to use set_serial method in ATX

Best Python code snippet using ATX

test_domains.py

Source:test_domains.py

...66        response = self.client.post(uri, {})67        self.assertEqual(68            http.client.BAD_REQUEST, response.status_code, response.content69        )70    def test_can_set_serial(self):71        zone_serial.create_if_not_exists()72        self.become_admin()73        uri = get_domains_uri()74        serial = random.randint(1, INT_MAX)75        response = self.client.post(76            uri, {"op": "set_serial", "serial": str(serial)}77        )78        self.assertEqual(79            http.client.OK, response.status_code, response.content80        )81        # The handler forces a DNS reload by creating a new DNS publication,82        # so the serial has already been incremented.83        self.assertEqual(serial + 1, next(zone_serial))84    def test_set_serial_rejects_serials_less_than_1(self):...

line_follower.py

Source:line_follower.py

...7        print("FPS succesfully set to "+str(fps_count))8    else:9        print("FPS setting FAILED!")10    11def set_serial(left,right):12    line=str(int(left))+' '+str(int(right))+'\n'13    wiringpi.serialPuts(serial,line)14    15def process_angle_error(angle,error):16    global clock17    clock+=118    if(clock>divider):19        clock=020        KP=1.2521        if abs(angle)<15: #1022            KP=1.7523        AP=1.2524        speed=10025        steering = error * KP + angle * AP26        if steering == 0:27            port1=speed28            port2=speed29        else:30            if steering > 0:31                steering = 100 - steering32                port2=speed33                port1=speed*steering/10034            else:35                steering = steering * -136                steering = 100 - steering;37                port1=speed38                port2=speed*steering/10039        max_backward_speed=5040        if port1<-max_backward_speed:41            port1=-max_backward_speed #right42        if port2<-max_backward_speed:43            port2=-max_backward_speed #left44        set_serial(port2,port1)45        46def remove_noise(followed_line,errode_iterations,dilate_iterations):47    kernel = numpy.ones((3,3), numpy.uint8)48    followed_line = cv2.erode(followed_line, kernel, iterations=errode_iterations) #549    followed_line = cv2.dilate(followed_line, kernel, iterations=dilate_iterations) #1050    return followed_line51def compute_angle(width, height, angle):52    if angle < -90 or (width > height and angle < 0):53        return 90 + angle54    if width < height and angle > 0:55        return (90 - angle) * -1 56    return angle57def print_numbers(frame, angle, distance,intersection):58    angle_pos=(0,97*resolution[1]//100)59    error_pos=(0,12*resolution[1]//100)60    inters_pos=(93*resolution[0]//100,97*resolution[1]//100)61    cv2.putText(frame, str(angle), angle_pos, cv2.FONT_HERSHEY_SIMPLEX, 0.6, (0,0,255), 1)62    cv2.putText(frame, str(distance), error_pos, cv2.FONT_HERSHEY_SIMPLEX, 0.6, (255,0,0), 1)63    if(intersection):64       cv2.putText(frame, "S", inters_pos, cv2.FONT_HERSHEY_SIMPLEX, 0.6, (0,255,255), 2)65     66def pre_process_frame(frame):67    #wykrywanie niebieskiej linii68    hsv = cv2.cvtColor(frame, cv2.COLOR_BGR2HSV) 69    lower_bound_blue = numpy.array([100,40,40]) 70    upper_bound_blue = numpy.array([140,255,255]) 71    followed_line = cv2.inRange(hsv, lower_bound_blue, upper_bound_blue)72    followed_line = remove_noise(followed_line,5,5)73    cv2.imshow(WINDOW_2, followed_line)74    #return clean image used to find rectangles75    return followed_line 76   77def process_frame(frame, resolution, last_followed):78    x_res, y_res = resolution79    x_last, y_last = last_followed80    distance, angle = 0, 081    followed_line=pre_process_frame(frame)82    image, contours, hierarchy = cv2.findContours(followed_line, cv2.RETR_TREE, cv2.CHAIN_APPROX_SIMPLE)83    84    if len(contours) > 0:85        if len(contours) == 1:86            selection = cv2.minAreaRect(contours[0])87        else:88            possible_selections = []89            off_bottom_selections = []90       91            for i in range(len(contours)):92                selection = cv2.minAreaRect(contours[i])93                (x, y), (width, height), angle = selection94                (x_bottom, y_bottom) = cv2.boxPoints(selection)[0] #first vertex is always the closest to the bottom95                if y_bottom >= y_res - 1:96                    last_followed_distance = ((x_last - x) ** 2 + (y_last - y) ** 2) ** 0.597                    off_bottom_selections.append((last_followed_distance, i))98                99                possible_selections.append((y_bottom, i))100            101            off_bottom_selections = sorted(off_bottom_selections)102            if len(off_bottom_selections) > 0:103                last_followed_distance, i = off_bottom_selections[0]104                selection = cv2.minAreaRect(contours[i])105            else:106                possible_selections = sorted(possible_selections)107                y_bottom, i = possible_selections[-1]108                109                selection = cv2.minAreaRect(contours[i])110        111        (x, y), (width, height), angle = selection112        113        if width*height>0.6*resolution[0]*resolution[1]:114            intersection=True115            angle=0116        else:117            intersection=False118            angle = int(compute_angle(width, height, angle))119        #right-angle turns detection routine120        if width*height>0.2*resolution[0]*resolution[1] and not width*height>0.6*resolution[0]*resolution[1]:121            if abs(angle)>70:122                if angle<0 and x>resolution[0]*0.5 and y>resolution[0]*0.5:123                    print("Right!")124                    angle=80125                elif angle>0 and x<resolution[0]*0.5 and y>resolution[0]*0.5:126                    print("Left!")127                    angle=-80      128        middle = int(x_res / 2)129        distance = int(x - middle)130        box = cv2.boxPoints(selection)131        box = numpy.int0(box)132        133        box_color=(0, 0, 255) #red normal134        if intersection:135            box_color= (0, 255, 255) #yellow on intersection136        cv2.drawContours(frame, [box], 0, box_color, 3)137        cv2.line(frame, (int(x), int(resolution[1]*0.6)), (int(x), int(resolution[1]*0.4)), (255,0,0), 1)138        print_numbers(frame, angle, distance,intersection)139        process_angle_error(angle, 100*distance/(x_res/2.0)) #process angle accepts percents now only!140    return distance, angle, (x_last, y_last)141def finish():142    global serial143    cap.release()144    cv2.destroyAllWindows()145    wiringpi.serialPuts(serial,"0 0\n")146    wiringpi.serialClose(serial)147    exit()148def manual_steering():149    set_serial(0,0)150    manual_steering_speed=100151    while(True):152        ret, frame = cap.read()153        cv2.imshow(PROGRAM_NAME, frame)154        pre_process_frame(frame)155        key=cv2.waitKey(1) & 0xFF156        if key == ord(' '):157            set_serial(0,0)158        if key == ord('w'):159            set_serial(manual_steering_speed,manual_steering_speed)160        if key == ord('s'):161            set_serial(-manual_steering_speed,-manual_steering_speed)162        if key == ord('a'):163            set_serial(-manual_steering_speed*0.8,manual_steering_speed*0.8)164        if key == ord('d'):165            set_serial(manual_steering_speed*0.8,-manual_steering_speed*0.8)166        if key == ord('e'):167            break168        if key == ord('q'):169            finish()170            171def main_loop():172    last_followed = int(resolution[0] / 2), int(resolution[1] / 2)173    while(True):174        ret, frame = cap.read()175        distance, angle, last_followed = process_frame(frame, resolution, last_followed)176        temp_frame=cv2.resize(frame,(resolution[0]*2,2*resolution[1]))177        cv2.imshow(PROGRAM_NAME, temp_frame)178        key=cv2.waitKey(1) & 0xFF179        if key == ord('q'):...

py_engine.py

Source:py_engine.py

...6class EngineAsync():7    def __init__(self):8        self.__sn = None910    def set_serial(self, sn, done_id):11        self.__sn = sn12        log.debug("done_id: {} set_serial: {}".format(done_id, self.__sn))13    14    def get_serial(self, done_id):15        log.debug("done_id: {} get_serial: {}".format(done_id, self.__sn))16        return self.__sn1718class Engine(EngineAsync):19    def __init__(self):20        super().__init__()21        self.__name = "name"22        self.__done_id = 12324    def __quard(self, func):25        def inner(*args, **kwargs):26            log.debug("Decorated")27            return func(*args, self.__done_id, **kwargs)28        return inner2930    def set_serial(self, sn):31        self.__quard(super().set_serial)(sn)32    33    def get_serial(self):34        return self.__quard(super().get_serial)()3536def main():37    engine = Engine()38    engine.set_serial(123321)39    log.debug(engine.get_serial())4041if __name__ == "__main__":
...

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