A string is alpha-numeric if all characters in the string are alpha-numeric and there is at least one character in the string. """ pass def isalpha(self, *args, **kwargs): # real signature unknown """ Return True if the string is an alphab...
""" return (sep or ' ').join(x.capitalize() for x in s.split(sep)) # Construct a translation string _idmapL = None def maketrans(fromstr, tostr): """maketrans(frm, to) -> string Return a translation table (a string of 256 bytes long) suitable for use in string.translate. The...
54 55 """ 56 return (sep or ' ').join(x.capitalize() for x in s.split(sep)) 57 58 59 # Construct a translation string 60 _idmapL = None 61 def maketrans(fromstr, tostr): 62 """maketrans(frm, to) -> string 63 64 Return a translation table (a string of 256 bytes long)...
string values = {'var':'foo'} # 创建字符串模板 t = string.Template("$var is here but $missing is not provided") try: # 因字典缺少missing变量值,故此行代码报错,执行异常处理代码except print('substritute() :',t.substitute(values)) except KeyError as err: # 异常处理分支 print('ERROR:'...
format_string("%s%.*f", (conv['currency_symbol'], ... conv['frac_digits'], x), grouping=True) '$1,234,567.80' 11.2. TemplatingThe string module includes a versatile Template class with a simplified syntax suitable for editing by end-users. This allows users to customize their ...
Since it was first introduced, the codecs module has always been intended to operate as a type-neutral dynamic encoding and decoding system. However, its close coupling with the Python text model, especially the type restricted convenience methods on the builtin str, bytes and bytearray types,...
strip() >>> stripped_text 'Hello!\nThis is a multi-line string.' If you just need to remove whitespace from the end of the string (but not the beginning), you can use the rstrip method: >>> line = " Indented line with trailing spaces \n" >>> line.rstrip() ' Indented line ...
to_bytes: 将一个大整数转换为一个字节字符串 二、浮点型 float Python3.6源码解析 class float(object): """ float(x) -> floating point number Convert a string or number to a floating point number, if possible. """ def as_integer_ratio(self): # real signature unknown; restored from __doc...
class str(object): """ str = "(对象)——> str Str (bytes_or_buffer[, encoding[, errors]]) -> Str从给定的对象创建一个新的字符串对象。如果编码或,则对象必须公开数据缓冲区将使用给定的编码和错误处理程序进行解码。否则,返回object.__str__()的结果(如果已定义)或repr(对象)。编码默认为sys....
print(f"Bytes (hex): {data.hex()}") # Output: 48656c6c6f print(f"Bytearray (ASCII): {byte_array.decode()}") # Output: Hello F-strings enable direct conversion ofbytesobjects into hexadecimal representation usinghex, whilebytearraysupports decoding into readable text usingdecode. These me...