I cannot find the 64-bit version of the usb_relay_device.dll In the documentation it states: "Python programs can use this library via the Ctypes module. Examples are in Test directory. Be sure to ...

In version 8.0 pikepdf dropped support 32-bit wheels on Windows with the following reason: Since Pillow (Python imaging library), a major dependency, has dropped support for 32-bit wheels on Windows ...