'__contains__:False':min(timeit.repeat(lambda:contains('superstring', 'not'))), 'find:True':min(timeit.repeat(lambda:find('superstring', 'str'))), 'find:False':min(timeit.repeat(lambda:find('superstring', 'not'))), 'index:True':min(timeit.repeat(lambda:index('superstring', 'str...
defcontains_char_ignore_case(string,char):string_lower=string.lower()char_lower=char.lower()ifchar_lowerinstring_lower:returnTrueelse:returnFalse# 调用函数进行测试print(contains_char_ignore_case('Hello World!','o'))# Trueprint(contains_char_ignore_case('Python Programming','p'))# Trueprint(...
('Invalid placeholder in string: line %d, col %d' % 146 (lineno, colno)) 147 148 def substitute(*args, **kws): 149 if not args: 150 raise TypeError("descriptor 'substitute' of 'Template' object " 151 "needs an argument") 152 self, args = args[0], args[1:] # allow the "...
['__add__', '__class__', '__contains__', '__delattr__', '__dir__', '__doc__', '__eq__', '__format__', '__ge__', '__getattribute__', '__getitem__', '__getnewargs__', '__gt__', '__hash__', '__init__', '__init_subclass__', '__iter__', '_...
line = LineString([(x1, y1), (x2, y2)]) # 创建直线的几何对象 使用圆和直线进行拆分: 代码语言:txt 复制 split_lines = circle.difference(line) # 将圆拆分为两个部分 获取拆分后的两个部分: 代码语言:txt 复制 split_parts = list(split_lines) # 将拆分结果转换为列表 part1 = split_p...
Pad a numeric string with zeros on the left, to fill a field of the given width. The string is never truncated. """ pass def __add__(self, *args, **kwargs): # real signature unknown """ Return self+value. """ pass def __contains__(self, *args, **kwargs): # real signatu...
line-length =89skip-string-normalization = true 之后在包含该配置文件的目录下,只需要执行 Black 命令以及待格式化的代码文件路径即可,而无须指定相应的命令行选项参数。 isort isort是一个名为PyCQA(Python Code Quality Authority)的 Python 社区组织所维护的代码质量工具中的其中一个开源项目,它同样是用来对代码...
也可以把多个类型放在元组中,其中一个与对象的类型相符即为True,若无相符则为False。如: numbers = 1, 2, 3isinstance(numbers, (list, str))True dir()示例: dir(list) ’__add__’, ‘__class__’, ‘__contains__’, ‘__delattr__’, ‘__delitem__’, ‘__dir__’, ‘__doc__’,...
>>> vendor1 = 'Cisco' >>> vendor2 = "Juniper" >>> vendor3 = 'Arista" File "<stdin>", line 1 vendor3 = 'Arista" ^ SyntaxError: EOL while scanning string literal >>> vendor3 = 'Arista' 这里我们创建了三个变量,vendor1,vendor2以及vendor3,分别将字符串Cisco, Juniper以及Arista赋值给了...
>>> a = ('one', 'two','three', 'four', 'five')>>> if 'one' in a:... print('The tuple contains one.')...The tuple contains one.>>> b = {0: 'zero', 1: 'one', 2: 'two', 3: 'three'}>>> if 2 in b.keys():... print('The dict has the key of2.')...