While looking for answers i also came across the following solution: I want to format a uitextfield for entering a credit card number into such that it only allows digits to be entered and automatically inserts spaces so that the number is formatted like so 被良子发扬光大的“XXXX 这一块”这个梗是一种什么语言现象？ 最近刷抽象视频总是能刷到良子（可能是因为我本人也够抽象的），无论是良子本人还是弹幕/评论都很喜欢用“XXXX这一块”这个梗（甚至可以说是一种句式了）。 … 显示全部 关注者 24
How to displays the last four digits of the numbers in this format By the way, the test file (ex48_test.py) is in d:\learnpython\projects\ex48\tests and i am running the tests using nose package. In other words, use xs for the first 12 digits of the card number and actual numbers for the last four digits of the number.
Checking whether a string starts with xxxx asked 13 years, 11 months ago modified 2 years ago viewed 526k times Now what i don't understand is why it would give me an import error Cannot import name xxxx if i put the ex48.py in the main project folder e.g (d:\learnpython\projects\ex48) and do the import as from ex48 import xxxx
