px2rem.py

转换px到rem函数

import re

newlines = []

with open('ff','r',encoding='UTF-8') as f:
    lines = f.readlines()
    for line in lines:
        m = re.search(r'.+: (\d.px).+',line)
        newline = ''
        if m:
            print(m.group(0))
            print(m.group(1))
            pxword = m.group(1)
            break_lines_arr = line.split(pxword)
            new_pxword = 'rem({})'.format(pxword)
            break_lines_arr.insert(1, new_pxword)
            newline = ''.join(break_lines_arr)

        newlines.append( newline if m else line)

nf = open('new_scss.scss','w')
nf.writelines(newlines)
nf.close()