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#!/usr/bin/env python
"""remove-comments.py
Given a python program on standard input, spit one out on stdout that
should work the same, but has blank and comment lines removed.
"""
import sys, re
triple_regex = re.compile('"""')
def eattriple(initial_line_stripped):
"""Keep reading until end of doc string"""
assert initial_line_stripped.startswith('"""')
if triple_regex.search(initial_line_stripped[3:]): return
while 1:
line = sys.stdin.readline()
if not line or triple_regex.search(line): break
while 1:
line = sys.stdin.readline()
if not line: break
stripped = line.strip()
if not stripped: continue
if stripped[0] == "#": continue
if stripped.startswith('"""'):
eattriple(stripped)
continue
sys.stdout.write(line)
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