Function find_library

Lib/ctypes/util.py:55–68

(name)

        return clibname+'.dll'

    def find_library(name):
        if name in ('c', 'm'):
            return find_msvcrt()
        # See MSDN for the REAL search order.
        for directory in os.environ['PATH'].split(os.pathsep):
            fname = os.path.join(directory, name)
            if os.path.isfile(fname):
                return fname
            if fname.lower().endswith(".dll"):
                continue
            fname = fname + ".dll"
            if os.path.isfile(fname):
                return fname
        return None

    # Listing loaded DLLs on Windows relies on the following APIs:
    # https://learn.microsoft.com/windows/win32/api/psapi/nf-psapi-enumprocessmodules