Moving cursor to some position exits the program with Assertion Error.

[SATYADAHAL]

Code:

import sys
sys.stdout.write("\033[1;1H")

Output:

Welcome to bpython! Press <F1> for help.                                                                                                                       
Traceback (most recent call last):
  File "/home/spd/.local/bin/bpython", line 8, in <module>
    sys.exit(main())
  File "/home/spd/.local/lib/python3.10/site-packages/bpython/curtsies.py", line 248, in main
    repl.mainloop(True, paste)
  File "/home/spd/.local/lib/python3.10/site-packages/bpython/curtsies.py", line 178, in mainloop
    self.process_event_and_paint(e)
  File "/home/spd/.local/lib/python3.10/site-packages/bpython/curtsies.py", line 151, in process_event_and_paint
    array, cursor_pos = self.paint()
  File "/home/spd/.local/lib/python3.10/site-packages/bpython/curtsiesfrontend/repl.py", line 1782, in paint
    assert cursor_row >= 0 and cursor_column >= 0, (
AssertionError: (-1, 152, '\x1b[1;1H>>> ', '', 0)

Isn't cursor movement available in the bpython shell?