def log(msg):
    print('[*] {msg}'.format(msg=msg))

def load_data(file):
    coords = []
    with open(file, "r") as infile:
        line = infile.readline()
        # Skip instance header
        while "NODE_COORD_SECTION" not in line:
            line = infile.readline()

        for line in infile.readlines():
            line = line.replace("\n", "")
            if line and 'EOF' not in line:
                line = [float(x) for x in line.lstrip().split(" ", 1)[1].split(" ") if x]
                coords.append(line)
    return coords

def timeout_handler(signum, frame):
    print("Timeout")
    raise Exception("Timeout")