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Write a Python script to divide a string at every uppercase letter and output the resulting list. Write a Python program to separate a mixed-case string into segments starting at each uppercase letter. Write a Python function to split a sentence into words based on uppercase letter boundaries...
尽量少用 'l' (lowercase letter el), 'O' (uppercase letter oh), or 'I' (uppercase letter eye) 单字母作为变量的命名.---no l,I,O 包和模块应该用短且全小写字母(Modules should have short, all-lowercase names.):thismoduleisnew class name 则建议用CapWords(首字母大写)的形式命名:NewClassNam...
Python 自动化指南(繁琐工作自动化)第二版:十四、使用谷歌表格 谷歌表格是一个免费的基于网络的电子表格应用,任何拥有 Google 账户或 Gmail 地址的人都可以使用,它已经成为 Excel 的一个有用的、功能丰富的竞争对手。谷歌表格有自己的API,但是这个 API 学习和使用起来会很混乱。本章涵盖 EZSheets 第三方模块,记录...
(repo_name,f"Result in {repo_name}.json")randsleep()logger.done(repo_name)defmulti_process_demo():ascii_uppercase="ABCDEFGHIJKLMNOPQRSTUVWXYZ"repos=[f"repo{letter}"forletterinascii_uppercase]num_procs=multiprocessing.cpu_count()num_lines=min(len(repos),num_procs)withmultiprocessing.Manager(...
A variable name must start with a letter A-z or the underscore _ character A variable name cannot start with a number 0-9 A variable name can only contain alpha-numeric characters and underscores (A-z, 0-9, and _ ) Variable names are case-sensitive (firstname, Firstname, FirstNam...
— Uppercase letters (A through Z)— Digits (0 through 9)— Underscore (_) They are case-sensitive: thing, Thing, and THING are different names. They must begin with a letter or an underscore, not a digit. Names that begin with an underscore are treated specially (which you can read...
# LATIN SMALL LETTER A '\u20a0', # EURO-CURRENCY SIGN '\u20ac', # EURO SIGN ] CharDescription = namedtuple('CharDescription', 'code_str char name') QueryResult = namedtuple('QueryResult', 'count items') def tokenize(text): """return iterable of uppercased words""" for match in ...
Using uppercase letters makes your constants stand out from your variables. This way, other developers will unambiguously recognize their purpose. As a general naming recommendation, avoid abbreviated names when defining constants. The purpose of a constant’s name is to clarify the meaning of the ...
B(single uppercase letter) lowercase lower_case_with_underscores UPPERCASE UPPER_CASE_WITH_UNDERSCORES CapitalizedWords(or CapWords, or CamelCase – so named because of the bumpy look of its letters [4]). This is also sometimes known as StudlyCaps. ...