Most cases here have `print(..., some_str)` changed to
`print(..., repr(some_str))`. This makes the empty string visible and
prevents bare trailing spaces.
Signed-off-by: Dan Halbert <halbert@halwitz.org>
Includes corresponding .exp files because this feature is only available in
Python 3.14+.
Tests for `!a` conversion specifier and space after `!` are not included
because they are not supported by MicroPython.
Signed-off-by: Koudai Aono <koxudaxi@gmail.com>
Signed-off-by: Damien George <damien@micropython.org>