contractor error about secp256k2 HOT 2 CLOSED

when i tried to run the examples for ex: from secp256k2 import Contactor

cont = Contactor()

privatekey = 12345678901234567891234567891234567789

ripemd160 = cont.privatekey_to_h160(privatekey)

i get this error: ripemd160 = cont.privatekey_to_h160(privatekey) ^^^^^^^^^^^^^^^^^^^^^^^ AttributeError: 'Contactor' object has no attribute 'privatekey_to_h160'

i get similar errors from the other examples.

pip install --upgrade secp256k2

or

pip uninstall secp256k2
# answer : y
pip install secp256k2

linux :

sudo apt-get update&&sudo apt-get upgrade -y
sudo apt-get install python3-pip
pip3 install secp256k2

or

pip3 install --upgrade secp256k2

pip3 uninstall secp256k2
# answer : y
pip3 install secp256k2
``

from secp256k2.

when i tried to run the examples for ex: from secp256k2 import Contactor

cont = Contactor()

privatekey = 12345678901234567891234567891234567789

ripemd160 = cont.privatekey_to_h160(privatekey)

i get this error: ripemd160 = cont.privatekey_to_h160(privatekey) ^^^^^^^^^^^^^^^^^^^^^^^ AttributeError: 'Contactor' object has no attribute 'privatekey_to_h160'

i get similar errors from the other examples.

pip uninstall -y secp256k2
pip install --upgrade secp256k2

from secp256k2.