[Python] Getting errors with mediapipe for making Hand Tracking Module in Python 3.7.9

Discussão em 'Python' iniciado por Stack, Agosto 24, 2025.

  1. Stack

    Stack Membro Participativo

    I am getting the following error whenever I try to run my code, I am following a tutorial for hand tracking, I followed the steps correctly but I still to have some sort of error.

    Link to Video: https://www.youtube.com/watch?v=01sAkU_NvOY&t=2100s

    Traceback (most recent call last):
    File "C:/Users/aryan/Desktop/user/Study/Com_vis/Hand_T_M.py", line 56, in <module>
    main()
    File "C:/Users/aryan/Desktop/user/Study/Com_vis/Hand_T_M.py", line 41, in main
    detector = handDetector()
    File "C:/Users/aryan/Desktop/user/Study/Com_vis/Hand_T_M.py", line 12, in __init__
    self.detectionCon, self.trackCon)
    File "C:\Users\aryan\Desktop\user\Study\Com_vis\venv\lib\site-packages\mediapipe\python\solutions\hands.py", line 127, in __init__
    outputs=['multi_hand_landmarks', 'multi_handedness'])
    File "C:\Users\aryan\Desktop\user\Study\Com_vis\venv\lib\site-packages\mediapipe\python\solution_base.py", line 260, in __init__
    for name, data in (side_inputs or {}).items()
    File "C:\Users\aryan\Desktop\user\Study\Com_vis\venv\lib\site-packages\mediapipe\python\solution_base.py", line 260, in <dictcomp>
    for name, data in (side_inputs or {}).items()
    File "C:\Users\aryan\Desktop\user\Study\Com_vis\venv\lib\site-packages\mediapipe\python\solution_base.py", line 513, in _make_packet
    return getattr(packet_creator, 'create_' + packet_data_type.value)(data)
    TypeError: create_int(): incompatible function arguments. The following argument types are supported:
    1. (arg0: int) -> mediapipe.python._framework_bindings.packet.Packet

    Invoked with: 0.5

    Process finished with exit code 1



    I am unable to figure out the problem with the code. I am running python 3.7.9, and here is my code.

    Filename: Hand_T_M.py

    import cv2
    import mediapipe as mp
    import time
    class handDetector():
    def __init__(self, mode=False, maxHands=2, detectionCon=0.5, trackCon=0.5):
    self.mode = mode
    self.maxHands = maxHands
    self.detectionCon = detectionCon
    self.trackCon = trackCon
    self.mpHands = mp.solutions.hands
    self.hands = self.mpHands.Hands(self.mode, self.maxHands,
    self.detectionCon, self.trackCon)
    self.mpDraw = mp.solutions.drawing_utils
    def findHands(self, img, draw=True):
    imgRGB = cv2.cvtColor(img, cv2.COLOR_BGR2RGB)
    self.results = self.hands.process(imgRGB)
    # print(results.multi_hand_landmarks)
    if self.results.multi_hand_landmarks:
    for handLms in self.results.multi_hand_landmarks:
    if draw:
    self.mpDraw.draw_landmarks(img, handLms,
    self.mpHands.HAND_CONNECTIONS)
    return img
    def findPosition(self, img, handNo=0, draw=True):
    lmList = []
    if self.results.multi_hand_landmarks:
    myHand = self.results.multi_hand_landmarks[handNo]
    for id, lm in enumerate(myHand.landmark):
    # print(id, lm)
    h, w, c = img.shape
    cx, cy = int(lm.x * w), int(lm.y * h)
    # print(id, cx, cy)
    lmList.append([id, cx, cy])
    if draw:
    cv2.circle(img, (cx, cy), 15, (255, 0, 255), cv2.FILLED)
    return lmList
    def main():
    pTime = 0
    cTime = 0
    cap = cv2.VideoCapture(0)
    detector = handDetector()
    while True:
    success, img = cap.read()
    img = detector.findHands(img)
    lmList = detector.findPosition(img)
    if len(lmList) != 0:
    print(lmList[4])
    cTime = time.time()
    fps = 1 / (cTime - pTime)
    pTime = cTime
    cv2.putText(img, str(int(fps)), (10, 70), cv2.FONT_HERSHEY_PLAIN, 3,
    (255, 0, 255), 3)
    cv2.imshow("Image", img)
    cv2.waitKey(1)
    if __name__ == "__main__":
    main()

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