Fix typos in .tex files

fix.py

#!/usr/bin/python3
# Copyright © 2018 He7d3r <http://he7d3r.mit-license.org>
import argparse
import re
import fileinput
from pathlib import Path

re_rule = re.compile("<(?:Typo)?\s+(?:word=\"(.*?)\"\s+)?find=\"(.*?)\"\s+replace=\"(.*?)\"\s*\/?>")

def fix_typos(typos, filename):
    print("Processing {} ...".format(filename))
    texfile = fileinput.FileInput(filename, inplace=True)
    for line in texfile:
        for typo in typos:
            try:
                line = re.sub(typo['find'], typo['replace'], line)
            except Exception as e:
                #print(typo['find'].pattern, typo['replace'], line)
                pass
        print(line.rstrip())
    fileinput.close()

def process(line):
    match = re_rule.match(line)
    if match:
        find = match.group(2)
        try:
            find = re.compile(find)
            word = match.group(1)
            replace = re.sub( r'\$(\d)', r'\\\1', match.group(3))
            rule = {'find': re.compile(find), 'replace': replace}
            return rule
        except Exception as e:
            raise

def get_typos(file):
    typos = []
    with open(file) as f:
        for line in f:
            typo = process(line)
            if typo:
                typos.append(typo)
    return typos


def tex_files(initial_path):
    for path in Path(initial_path).glob('**/*.tex'):
        yield str(path)

def main():
    parser = argparse.ArgumentParser(description='Fix typos in *.tex using AWB list')
    parser.add_argument('--typos', help='File which contains the AWB typos')
    parser.add_argument('--path', help='Path to check recursivelly the .tex')
    args = parser.parse_args()
    typos = get_typos(args.typos)
    for file in tex_files(args.path):
        fix_typos(typos, file)

if __name__ == '__main__':
    main()