def is$\_$palindrome$($word$)$:

$i=-1$

for $c$ in word:

if

return False

$i=$

if

return True

print$($is$\_$palindrome$(\text{'}$racecar$\text{'}))$

print $($is$\_$palindrome$(\text{'}$deed$\text{'}))$

print$($is$\_$palindrome$(\text{'}$turkey$\text{'}))$