Snail Python challenge

readme.txt

Implement snail algorithm in python to draw snail path on console window.
Snail can't go up, allows right, left, or down. Snali move to the right can't go besides the screen boundaries, so she will not.

snail.py

def _prn(i):
    q = [c for c in i]
    c = q.pop(0)
    ch = c
    right = [ch]
    head = 0
    while True:
        if len(q) > 0:
            c = q.pop(0)
            if c == 'V':
                right[head] = ch
                print(convert(right))
                right = [' ' if i < head else ch for i, x in enumerate(right[:head+1])]
                continue
            if c == '<':
                right.insert(head, ch)
                right = right[1:]
                head -= 1
                continue
            if c == '>':
                right.insert(head, ch)
                head += 1
                continue
        break
    print(convert(right))
    print("\n")


def convert(s):
    new = ""
    for x in s:
        new += x
    return new
    # import functools
    # import operator
    # return functools.reduce(operator.add, s)


_prn(".>>>>VV<<V")
_prn("@VVV>>>>>>>>V<<VVVV<<<VV>>>")
_prn("@")
_prn("@V")
_prn("@VV")
_prn("@>")
_prn("@>V")
_prn("@>V<")
_prn("@")
_prn("@>")
_prn("@>>")
_prn("@>>")
_prn("@>>>")
_prn("@>>>V")
_prn("@>>>V<")
_prn("@>>>V<<")
_prn("@>>>V<<V")
_prn("@")
_prn("@>")
_prn("@>V")
_prn("@>V<")
_prn("@>V<V")
_prn("@>V<V>")
_prn("@>V<V>V")
_prn("@>V<V>V<")