from.string_utilsimportto_uppercase, to_lowercase from.math_utilsimportadd, multiply from.file_utilsimportread_file, write_file 使用工具包 # main.py fromutilsimportto_uppercase, add, read_file print(to_uppercase("hello"))# Output: ...
7 uppercase = string.ascii_uppercase 8 lowercase = string.ascii_lowercase 9 10 def CaseInvert(str): 11 12 # make a blank list to store the changed character 13 _list = [] 14 15 for i in str: 16 17 # uppercase to lowercase 18 if i in uppercase: 19 i = i.lower() 20 21 #...
to convert any string with uppercase to lowercase using a Python built-in function or method is known as lower(). This method or function lower() returns the string in lowercase if it is in uppercase; else, it will return the same original string itself. To do the opposite...
PythonString swapcase() function returns a new string with uppercase characters converted to lowercase and vice versa. Python String swapcase()函数返回一个新字符串,其中大写字符转换为小写,反之亦然。 Python字符串swapcase() (Python String swapcase()) This function doesn’t accept any parameter. Note ...
In this short tutorial, we are going to look into what Python lowercase methods are. We will also consider some examples to clearly understand the concepts. An Introduction to Python lowercase While working with strings, there might be instances where we need to convert uppercase strings to lowe...
Return a copy of the string S converted to lowercase. >>>str3="HELLO WORLD">>>str3.lower()'hello world' upper S.upper() -> str #把字符串里所有的字符都转换为大写字母 Return a copy of S converted to uppercase. >>>str1="hello world">>>str1.upper()'HELLO WORLD' ...
return: """ if not random_code_pool: code_pool = string.ascii_uppercase + string.digits random_code_pool = [] for i in range(num): s = '' for _ in range(length): s += random.choice(code_pool) if s and s not in random_code_pool: random_code_pool.append(s) # 写入方法。
mixedCase 第一个单词的首字母小写 lowercase 小写字母 UPPERCASE 大写字母 UPPER_CASE_WITH_UNDERSCORES 使用下划线分割的大写字母 b 单个小写字母 B 单个大写字母 Capitalized_Words_With_Underscores(巨丑) 5.3 命名约定 5.3.1 应避免的命名 永远不要使用实木’l’(小写的L),‘O’(大写的o)或者I(大写的i)作为...
-b(单个小写字母) -B(单个大写字母) -lowercase(单个小写单词) -lower_case_with_underscores(多个单词,下划线表示) -UPPERCASE(单个大写单词) -UPPER_CASE_WITH_UNDERSCORES(单个大写单词下划线表示) -CapitalizedWords(驼峰命名,通常用于类名) - 在CapWords中使用首字母缩写时,首字母缩写的所有字母都要大写。因此,...
string.upper(), string.lower() and string.title() Methods are inbuilt methods inPython, these are used to format string in a particular format like uppercases, lowercase or little case format. string.upper(),string.lower()和string.title()方法是Python中的内置方法,用于将字符串格式化为特殊格式...