UnicodeDecodeError: 'ascii' codec can't decode byte 0xc2 about lsl-pyoptimizer HOT 11 CLOSED

Traceback (most recent call last):
  File "/GitHub/LSL-PyOptimizer/main.py", line 782, in <module>
    ret = main(sys.argv)
  File "/GitHub/LSL-PyOptimizer/main.py", line 745, in main
    script = script_header + script_timestamp + outs.output(ts, options)
  File "/GitHub/LSL-PyOptimizer/lslopt/lsloutput.py", line 556, in output
    ret += self.OutCode(node)
  File "/GitHub/LSL-PyOptimizer/lslopt/lsloutput.py", line 504, in OutCode
    ret += self.OutCode(stmt)
UnicodeDecodeError: 'ascii' codec can't decode byte 0xe2 in position 2896: ordinal not in range(128)

Traceback (most recent call last):
  File "/GitHub/LSL-PyOptimizer/main.py", line 782, in <module>
    ret = main(sys.argv)
  File "/GitHub/LSL-PyOptimizer/main.py", line 745, in main
    script = script_header + script_timestamp + outs.output(ts, options)
  File "/GitHub/LSL-PyOptimizer/lslopt/lsloutput.py", line 556, in output
    ret += self.OutCode(node)
  File "/GitHub/LSL-PyOptimizer/lslopt/lsloutput.py", line 504, in OutCode
    ret += self.OutCode(stmt)
UnicodeDecodeError: 'ascii' codec can't decode byte 0xe2 in position 2917: ordinal not in range(128)

list visitor_list_new;
list visitor_list_pos_old;
key owner;
key mygroup;
float xRight;
float xLeft;
float yNear;
float yFar;
float zLow;
float zHigh;

encode_and_send(string msg, key thisAvKey)
{
    integer msg_length;
}

key getAvatarGroup (key inAvatar)
{
    key result = NULL_KEY;
    return (result);
}

default
{
    state_entry()
    {
        mygroup = llList2Key(llGetObjectDetails(llGetKey(), [OBJECT_GROUP]), 0);
    }

    timer()
    {
        string msg;
        string legacy_name;
        string legacy_name_dots;
        integer numberOfKeys;
        integer i;
        key thisAvKey;
        vector agentpos;

        for (i = 0; i < numberOfKeys; ++i) {
            thisAvKey = llList2Key(visitor_list_new,i);

            if (TRUE) {

                agentpos = llList2Vector(llGetObjectDetails(thisAvKey, [OBJECT_POS]),0);

                // and break it down to x-y-z
                float avatarx = agentpos.x;
                float avatary = agentpos.y;
                float avatarz = agentpos.z;

                if ((avatarx <= xRight && avatarx >= xLeft && avatary <= yFar && avatary >= yNear && avatarz <= zHigh && avatarz >= zLow) && (getAvatarGroup(thisAvKey) == mygroup)) {

                } 
            }      
        }

        if (TRUE) {
            for (i = 0; i < numberOfKeys; i = i + 2) {
                if (TRUE) {
                    thisAvKey = llList2Key(visitor_list_pos_old,i);
                    legacy_name = llKey2Name(thisAvKey);
                    if (legacy_name != "") {

                        if (TRUE) {
                            msg = "*" + llChar(0x276E) + " [" + legacy_name + "](https://my.secondlife.com/" + legacy_name_dots +")*";
                            encode_and_send(msg, thisAvKey);
                        }
                    } 
                }
            }
        }
    } 
}