Python練習したよ

reモジュールで文字列置換の練習。

#! /usr/bin/python
# -*- encoding: utf-8 -*-

# Global variables
strbuf = ''

# Functions

def print_header():
	print "Header\n",
	return

def read_input():
	global strbuf
	import sys
	argvs = sys.argv
	argc = len(argvs)
	print argvs
	if (argc > 1):
		print "reading ",argvs[1]
		f = open(argvs[1])
		line = f.readline() # 1行読み込む(改行文字も含まれる)
		while line:
#			print line
			strbuf = strbuf + line
			line = f.readline()
		f.close
	else:
		print "no option defined"
	return

def process():
	global strbuf
	import re
	inputstr = '(\w+)'
	reobj = re.compile(inputstr)
	matched = reobj.search(strbuf)
	if (matched):
		print ','.join(matched.group())
		strbuf = reobj.sub('replaced', strbuf)
	del reobj
	return None

def write_output():
	print strbuf
	return

def print_footer():
	print "Footer"
	return

# Main routine
if __name__ == "__main__":
	print_header()
	read_input()
	process()
	write_output()
	print_footer()