Using <class 'grub.GrubConf.GrubConfigFile'> to parse /boot/grub/menu.lst
(B)0[?7h[?1h=[?1h=    pyGRUB  version 0.6
 lqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqk
 x Debian GNU/Linux, kernel 4.19.0-17-amd64                               x
 x Debian GNU/Linux, kernel 4.19.0-17-amd64 (single-user mode)x
 x Debian GNU/Linux 10x
 x Debian GNU/Linux 10 (Single-User)x
 x Debian GNU/Linux 10 (Default Kernel)x
 x Debian GNU/Linux 10 (Default Kernel, Single-User)x
 xx
 xx
 mqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqjUse the ↑ and ↓ keys to select which entry is highlighted.Press enter to boot the selected OS, 'e' to edit thecommands before booting, 'a' to modify the kernel argumentsbefore booting, or 'c' for a command line.Will boot selected entry in  2 seconds[?1h=
Will boot selected entry in  1 seconds[?1h=
Debian GNU/Linux, kernel 4.19.0-17-amd64                              Debian GNU/Linux, kernel 4.19.0-17-amd64 (single-user mode)           [?1h=Debian GNU/Linux, kernel 4.19.0-17-amd64                              Debian GNU/Linux, kernel 4.19.0-17-amd64 (single-user mode)           [?1h=root            (hd0,0)                 kernel          /boot/vmlinuz-4.19.0-17-amd64 root=/dev/xvda2 ro elev>initrd          /boot/initrd.img-4.19.0-17-amd64                                                                                                                      'b' to boot, 'e' to edit the selected command in theboot sequence, 'c' for a command-line, 'o' to open a new lineafter ('O' for before) the selected line, 'd' to remove theselected line, or escape to go back to the main menu.[?1h=root            (hd0,0)                                               kernel          /boot/vmlinuz-4.19.0-17-amd64 root=/dev/xvda2 ro elev>[?1h=[?1l>
[?1l>Traceback (most recent call last):
  File "/usr/lib/xen-4.14/bin/pygrub", line 884, in <module>
    raise RuntimeError("Unable to find partition containing kernel")
RuntimeError: Unable to find partition containing kernel