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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _read(self):
 """ Read a USB HID feature report from the YubiKey. """

        request_type = _USB_TYPE_CLASS | _USB_RECIP_INTERFACE | _USB_ENDPOINT_IN
        value = _REPORT_TYPE_FEATURE << 8    # apparently required for YubiKey 1.3.2, but not 2.2.x
        recv = self._usb_handle.controlMsg(request_type,
                                          _HID_GET_REPORT,
                                          _FEATURE_RPT_SIZE,
                                          value = value,
                                          timeout = _USB_TIMEOUT_MS)
        if len(recv) != _FEATURE_RPT_SIZE:
            self._debug("Failed reading %i bytes (got %i) from USB HID YubiKey.\n"
                        % (_FEATURE_RPT_SIZE, recv))
            raise YubiKeyUSBHIDError('Failed reading from USB HID YubiKey')
        data = b''.join(yubico_util.chr_byte(c) for c in recv)
        self._debug("READ  : %s" % (yubico_util.hexdump(data, colorize=True)))
        return data