scribble.py

import re
import select
import sys

def isPipe():
    if select.select([sys.stdin,],[],[],0.0)[0]:
        return True
    return False

def get_source():
    if (isPipe()):
        source = sys.stdin.read()
        return source
    else:
        return "nop"

chunk = get_source()

lines = chunk.split("\n")
pat = re.compile("^\d{1,4}$")
idxbuff = ""
for line in lines:
    if line =="":
        continue
    if pat.match(line):
        idxbuff = line
        continue
        # 次のline
        # print(line)
    outline = "\t".join([idxbuff, line])
    idxbuff = ""
    print(outline)