分享4个Python中的非常好用的自动化脚本

from PIL import Image
from tkinter.filedialog import *
fl=askopenfilenames()  # 打开文件夹
img = Image.open(fl[0]) 
img.save("result.jpg", "JPEG", optimize = True, quality = 100)

from PIL import Image
from PIL import ImageDraw, ImageFont


def watermark_img(img_path, res_path, text, pos):
    font = ImageFont.truetype("简启体.TTF", 20)
    img = Image.open(img_path)
    wm = ImageDraw.Draw(img)
    wm.text(pos, text, align='center', font=font, fill='red')
    img.show()
    img.save(res_path)


img = '4.png'
watermark_img(img, 'result2.jpg', '川川菜鸟', pos=(5, 5))

from difflib import SequenceMatcher

f1 = input("输入文件一的路径: ")
f2 = input("输入文件二的路径: ")

def plagiarism_checker(f1, f2):
    with open(f1, errors="ignore") as file1, open(f2, errors="ignore") as file2:
        f1_data = file1.read()
        f2_data = file2.read()
        res = SequenceMatcher(None, f1_data, f2_data).ratio()
        print("两个文件相似度为：",res)

plagiarism_checker(f1, f2)

from cryptography.fernet import Fernet
import re
# 加密
def encrypt(f_name, key):
    fernet = Fernet(key)

    with open(f_name, 'rb') as file:
        original = file.read()

    encrypted = fernet.encrypt(original)

    with open(f_name, 'wb') as enc_file:
        enc_file.write(encrypted)

# 解密
def decrypt(f_name, key):
    fernet = Fernet(key)

    with open(f_name, 'rb') as enc_file:
        encrypted = enc_file.read()

    decrypted = fernet.decrypt(encrypted)
    with open(f_name, 'wb') as dec_file:
        dec_file.write(decrypted)

# 加密部分  每次密码都是不同，所以保存起来，免得解密失败
key = Fernet.generate_key()
with open('加密的密码.txt', 'w') as f:
    f.write(str(key))
    f.close()
f_name = input("Enter Your filename: ")
encrypt(f_name, key) # 执行加密

b'b3LaZZPrLeQFtN8JYUfz3n_uWntQ0x0zH0i5-9hzBLU='

f_name2 =input("Enter Your filename: ")
key2=open('加密的密码.txt').read()
secret = re.findall(r'[\'](.*?)[\']',key2)[0] # 通过正则匹配出密码内容
decrypt(f_name2, secret ) # 执行解密