Assignments in expressions with complicated LHS produces incorrect code

[snoopyjc]

Perl assignments in expressions allows arbitrary LHS, while python only allows a single variable, so things like:

if(($year, $month, $day) = @ymd) { ... }

or

if($arr[0] = $i) { ... }

generate incorrect code.

[snoopyjc]

LOL I fixed these but found a similar one in an elsif!

[snoopyjc]

Fixed in https://github.com/snoopyjc/pythonizer