Problem module serial has no serial attribute

[RosendoVazquez]

im having this error

File "D:\Descargas\VD171_MTK-bypass-v1.5\Bypass\src\device.py", line 67, in serial_ports
s = serial.Serial(port_device, timeout=TIMEOUT)
^^^^^^^^^^^^^
AttributeError: module 'serial' has no attribute 'Serial'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "D:\Descargas\VD171_MTK-bypass-v1.5\Bypass\main.py", line 213, in
main()
File "D:\Descargas\VD171_MTK-bypass-v1.5\Bypass\main.py", line 42, in main
device = Device().find()
^^^^^^^^^^^^^^^
File "D:\Descargas\VD171_MTK-bypass-v1.5\Bypass\src\device.py", line 28, in find
new = self.serial_ports()
^^^^^^^^^^^^^^^^^^^
File "D:\Descargas\VD171_MTK-bypass-v1.5\Bypass\src\device.py", line 70, in serial_ports
except (OSError, serial.SerialException):
^^^^^^^^^^^^^^^^^^^^^^
AttributeError: module 'serial' has no attribute 'SerialException'