摘要:
https://smallpdf.com/cn/result#r=e3c848bcc1ee0864a7988827b5303ffb&t=pdf-to-excel 阅读全文
摘要:
报错原因:对 None 进行迭代 d = {"aa": "1", "bb": "2", "cc": "345"} d2 = {"aa": "12", "bb": "02"} l1 = [d, d2] for item in l1: x = item.get("cc") if "3" not in x 阅读全文