2-file-example.py
2-file-example-badwords.txt
2-file-example-src.txt
2-file-example-dst.txt

本文件同目录下两个文件
badwords.txt
src.txt
把src.txt中的敏感字替换为*并另存为dst.txt

import os

badwords_file = '2-file-example-badwords.txt'
src_file = '2-file-example-src.txt'
dst_file = '2-file-example-dst.txt'

# 执行当前文件时输入的路径
filepath = __file__
print(filepath)

# 替换为全路径
fullpath = os.path.realpath(__file__)
print(fullpath)

# 截取取全路径中的目录
curdir = os.path.dirname(os.path.realpath(__file__))
print(curdir)

# 敏感词
words = []
f = open(curdir+badwords_file, 'r') # mode='r' 只读就可以了
lines = f.readlines()
for line in lines:
	word = line.replace('\n', '') # 去'\n'
	words.append(word)
f.close()
print(words)

# 取源文件
f = open(curdir+src_file, 'r')
content = f.read()
f.close()

print(content)

# 遍历敏感词
for word in words:
	s = ''
	for i in range(0,len(word)):
		s += '*'
	content = content.replace(word, s)

print(content)

# 写目标文件
f = open(curdir+dst_file, 'w')
f.write(content)
f.close()