Driver cache doesn't work with WDM 3.5.3(Win)

[Alnovekio]

It always tries to download a new webdriver though there's already an available cache. So I checked the code and found something maybe cause the problem.
driver_cache.py

def find_driver(self, browser_version, driver_name, os_type, driver_version):
    ...
    path = os.path.join(self._drivers_directory, driver_name, os_type, driver_version)
    binary_path = os.path.join(path, driver_name)
    if not os.path.exists(binary_path):
        return None
    ...

I'm not a cross-platform programmer, but I suppose maybe you forgot the ".exe" extension for binaries on Windows platform.
&& There's another thing that, for MSEdge, the driver_name is "edgedriver" while its binary's name is "msedgedriver". driver_name and binary name doesn't always the same.
Please spare some time to fix this small problem, thank you in advance.