Result formatter for BF-Crunch output

bfcrunch_fmt.py

target = input("Target text: ")
total_len, init_seg = input("BFCruch output: ").split(": ")
start_pointer, _, path = input().partition(", ")
path = eval("["+path+"]")
tape_segment = eval("["+input()+"]")

tape_offset = min(x[0] for x in path)

out = init_seg
cur_pos = int(start_pointer)
for i,x in enumerate(path):
    if x[0] > cur_pos:
        out += ">" * (x[0]-cur_pos)
    elif x[0] < cur_pos:
        out += "<" * (cur_pos-x[0])
    cur_pos = x[0]
    target_val = ord(target[i])
    tape_index = x[0] - tape_offset
    if tape_segment[tape_index] < target_val:
        out += "+" * (target_val - tape_segment[tape_index])
    elif tape_segment[tape_index] > target_val:
        out += "-" * (tape_segment[tape_index] - target_val)
    tape_segment[tape_index] = target_val
    out += "."
print(out)