def open_windows(self):
from calibre.devices.scanner import drive_is_ok
from calibre.devices.winusb import get_drive_letters_for_device
usbdev = self.device_being_opened
debug = DEBUG or getattr(self, 'do_device_debug', False)
try:
dlmap = get_drive_letters_for_device(usbdev, debug=debug)
except Exception:
dlmap = {}
if not dlmap.get('drive_letters'):
time.sleep(7)
dlmap = get_drive_letters_for_device(usbdev, debug=debug)
if debug:
from pprint import pformat
prints(f'Drive letters for {usbdev}')
prints(pformat(dlmap))
filtered = set()
for dl in dlmap['drive_letters']:
pnp_id = dlmap['pnp_id_map'][dl].upper()
if dl in dlmap['readonly_drives']:
filtered.add(dl)
if debug:
prints('Ignoring the drive %s as it is readonly' % dl)
elif self.windows_filter_pnp_id(pnp_id):
filtered.add(dl)
if debug:
prints(
f'Ignoring the drive {dl} because of a PNP filter on {pnp_id}'
)
elif not drive_is_ok(dl, debug=debug):
filtered.add(dl)
if debug:
prints(
'Ignoring the drive %s because failed to get free space for it'
% dl)
dlmap['drive_letters'] = [
dl for dl in dlmap['drive_letters'] if dl not in filtered
]
if not dlmap['drive_letters']:
raise DeviceError(
_('Unable to detect any disk drives for the device: %s. Try rebooting'
) % self.get_gui_name())
drives = {}
for drive_letter, which in zip(dlmap['drive_letters'],
'main carda cardb'.split()):
drives[which] = drive_letter + ':\\'
drives = self.windows_sort_drives(drives)
self._main_prefix = drives.get('main')
self._card_a_prefix = drives.get('carda', None)
self._card_b_prefix = drives.get('cardb', None)
def open_windows(self):
from calibre.devices.scanner import drive_is_ok
from calibre.devices.winusb import get_drive_letters_for_device
usbdev = self.device_being_opened
debug = DEBUG or getattr(self, 'do_device_debug', False)
try:
dlmap = get_drive_letters_for_device(usbdev, debug=debug)
except Exception:
dlmap = []
if not dlmap['drive_letters']:
time.sleep(7)
dlmap = get_drive_letters_for_device(usbdev, debug=debug)
if debug:
from pprint import pformat
prints('Drive letters for {}'.format(usbdev))
prints(pformat(dlmap))
filtered = set()
for dl in dlmap['drive_letters']:
pnp_id = dlmap['pnp_id_map'][dl].upper()
if dl in dlmap['readonly_drives']:
filtered.add(dl)
if debug:
prints('Ignoring the drive %s as it is readonly' % dl)
elif self.windows_filter_pnp_id(pnp_id):
filtered.add(dl)
if debug:
prints('Ignoring the drive %s because of a PNP filter on %s' % (dl, pnp_id))
elif not drive_is_ok(dl, debug=debug):
filtered.add(dl)
if debug:
prints('Ignoring the drive %s because failed to get free space for it' % dl)
dlmap['drive_letters'] = [dl for dl in dlmap['drive_letters'] if dl not in filtered]
if not dlmap['drive_letters']:
raise DeviceError(_('Unable to detect any disk drives for the device: %s. Try rebooting') % self.get_gui_name())
drives = {}
for drive_letter, which in zip(dlmap['drive_letters'], 'main carda cardb'.split()):
drives[which] = drive_letter + ':\\'
drives = self.windows_sort_drives(drives)
self._main_prefix = drives.get('main')
self._card_a_prefix = drives.get('carda', None)
self._card_b_prefix = drives.get('cardb', None)
