1.请将带下划线风格的字符串转换成驼峰风格的输出(例子:python_test_string ===>PythonTestString) data ='python_test_string'result=''foriin(data.split("_")): result+=i.capitalize()print(result) 输出:PythonTestString 2.URL解析(例如:http://localhost:8080/python/data?para1=123 2=abc) url="...
Return True if the string is an uppercase string, False otherwise. A string is uppercase if all cased characters in the string are uppercase and there is at least one cased character in the string. """ pass def join(self, ab=None, pq=None, rs=None): # real signature unknown; resto...
| If there are two arguments, they must be strings of equal length, and | in the resulting dictionary, each character in x will be mapped to the | character at the same position in y. If there is a third argument, it | must be a string, whose characters will be mapped to Non...
def rjust(self, width, fillchar=None): # real signature unknown; restored from __doc__ (删除string字符串末尾的指定字符(默认为空格)) """ S.rjust(width[, fillchar]) -> str Return S right-justified in a string of length width. Padding is done using the specified fill character (defau...
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moduleis a string containing a regular expression that the start of the fully qualified module name must match, case-sensitively. In-WandPYTHONWARNINGS,moduleis a literal string that the fully qualified module name must be equal to (case-sensitively), ignoring any whitespace at the start or en...
258 If there are two arguments, they must be strings of equal length, and 259 in the resulting dictionary, each character in x will be mapped to the 260 character at the same position in y. If there is a third argument, it 261 must be a string, whose characters will be mapped to ...
equal_to_ignoring_case - match the complete string but ignore case equal_to_ignoring_whitespace - match the complete string but ignore extra whitespace matches_regexp - match a regular expression in a string starts_with - match the beginning of a string string_contains_in_order - match parts...
@classmethod def get_date(cls,data_as_string): #这里第一个参数是cls, 表示调用当前的类名 year,month,day=map(int,data_as_string.split('-')) date1=cls(year,month,day) #返回的是一个初始化后的类 return date1 def out_date(self): print("year :",self.year) print("month :",self.mon...
value >>> some_string ["wtf"]▶ Nan-reflexivity *1.a = float('inf') b = float('nan') c = float('-iNf') # These strings are case-insensitive d = float('nan')Output:>>> a inf >>> b nan >>> c -inf >>> float('some_other_string') ValueError: could not convert string...