class str(basestring):
"""str(object='') ->stringReturn a nice string representation ofthe object.If the argument is a string, the return value isthe same object.
"""
def capitalize(self):
""" 首字母变大写 """
"""
S.capitalize()->stringReturn a copy of the string S with only its first charactercapitalized.
"""return""
def center(self, width, fillchar=None):
""" 内容居中,width:总长度;fillchar:空白处填充内容,默认无 """
"""
S.center(width[, fillchar]) ->stringReturn S centered in a string of length width. Padding isdone using the specified fillcharacter (default is a space)
"""return""
defcount(self, sub, start=None, end=None):
""" 子序列个数 """
"""
S.count(sub[, start[, end]]) -> int
Return the number of non-overlapping occurrences of substring sub instring S[start:end]. Optional arguments start and endare interpretedas inslice notation.
"""return 0def decode(self, encoding=None, errors=None):
""" 解码 """
"""
S.decode([encoding[,errors]]) ->object
Decodes S using the codec registeredforencoding. encoding defaultsto the default encoding. errors may be given to seta different error
handling scheme.Default is 'strict'meaning that encoding errors raise
a UnicodeDecodeError. Other possiblevalues are 'ignore' and 'replace'
as well as any other name registered with codecs.register_error that isabletohandle UnicodeDecodeErrors.
"""returnobject()
def encode(self, encoding=None, errors=None):
""" 编码,针对unicode """
"""
S.encode([encoding[,errors]]) ->object
Encodes S using the codec registeredforencoding. encoding defaultsto the default encoding. errors may be given to seta different error
handling scheme.Default is 'strict'meaning that encoding errors raise
a UnicodeEncodeError. Other possiblevalues are 'ignore', 'replace' and
'xmlcharrefreplace' as well as any other name registered withcodecs.register_error thatis able tohandle UnicodeEncodeErrors.
"""returnobject()
def endswith(self, suffix, start=None, end=None):
""" 是否以 xxx 结束 """
"""
S.endswith(suffix[, start[, end]]) ->boolReturn True if S ends withthe specified suffix, False otherwise.Withoptional start, test S beginning at that position.With optional end, stop comparing S at that position.
suffix can also be a tupleof strings totry.
"""returnFalse
def expandtabs(self, tabsize=None):
""" 将tab转换成空格,默认一个tab转换成8个空格 """
"""
S.expandtabs([tabsize]) ->stringReturn a copy of S where alltab characters are expanded using spaces.If tabsize is not given, a tab size of 8 characters isassumed.
"""return""
def find(self, sub, start=None, end=None):
""" 寻找子序列位置,如果没找到,返回-1"""
"""
S.find(sub[,start [,end]]) -> int
Return the lowest index in S where substring sub isfound,
such that subis contained within S[start:end]. Optional
arguments startand end are interpreted as inslice notation.Return -1 onfailure.
"""return 0def format(*args, **kwargs): # known special case of str.format
""" 字符串格式化,动态参数,将函数式编程时细说 """
"""
S.format(*args, **kwargs) ->stringReturn a formatted version of S, using substitutions from args andkwargs.
The substitutions are identifiedby braces ('{' and '}').
"""
pass
defindex(self, sub, start=None, end=None):
""" 子序列位置,如果没找到,报错 """
S.index(sub [,start [,end]]) -> int
Like S.find() but raise ValueError when the substring is notfound.
"""return 0def isalnum(self):
""" 是否是字母和数字 """
"""
S.isalnum()->boolReturn True if all characters inS are alphanumericand there is at least one character inS, False otherwise.
"""returnFalse
def isalpha(self):
""" 是否是字母 """
"""
S.isalpha()->boolReturn True if all characters inS are alphabeticand there is at least one character inS, False otherwise.
"""returnFalse
def isdigit(self):
""" 是否是数字 """
"""
S.isdigit()->boolReturn True if all characters inS are digitsand there is at least one character inS, False otherwise.
"""returnFalse
def islower(self):
""" 是否小写 """
"""
S.islower()->boolReturn True if all cased characters in S are lowercase and there isat least one casedcharacter inS, False otherwise.
"""returnFalse
def isspace(self):
"""
S.isspace()->boolReturn True if all characters inS are whitespaceand there is at least one character inS, False otherwise.
"""returnFalse
def istitle(self):
"""
S.istitle()->boolReturn True if S is a titlecased string and there isat least onecharacter in S, i.e. uppercase characters may onlyfollow uncased
charactersand lowercase characters only cased ones. ReturnFalse
otherwise.
"""returnFalse
def isupper(self):
"""
S.isupper()->boolReturn True if all cased characters in S are uppercase and there isat least one casedcharacter inS, False otherwise.
"""returnFalse
defjoin(self, iterable):
""" 连接 """
"""
S.join(iterable) ->stringReturn a string which is the concatenation of the strings inthe
iterable. The separatorbetween elements isS.
"""return""
def ljust(self, width, fillchar=None):
""" 内容左对齐,右侧填充 """
"""
S.ljust(width[, fillchar]) ->stringReturn S left-justified in a string of length width. Padding isdone using the specified fillcharacter (default is a space).
"""return""
deflower(self):
""" 变小写 """
"""
S.lower() ->stringReturn a copy of the string S converted tolowercase.
"""return""
def lstrip(self, chars=None):
""" 移除左侧空白 """
"""
S.lstrip([chars]) -> string or unicode
Return a copy of the string S withleading whitespace removed.If chars is given and not None, remove characters inchars instead.If chars is unicode, S will be converted to unicodebefore stripping
"""return""
def partition(self, sep):
""" 分割,前,中,后三部分 """
"""
S.partition(sep)->(head, sep, tail)
Searchfor the separator sep in S, and returnthe part before it,
the separator itself,and the part after it. If the separator is notfound,return S andtwo empty strings.
"""
pass
defreplace(self, old, new, count=None):
""" 替换 """
"""
S.replace(old, new[, count]) ->stringReturn a copy of string S with all occurrences of substringold replacedby new. If the optional argument count isgiven,only the first countoccurrences are replaced.
"""return""
def rfind(self, sub, start=None, end=None):
"""
S.rfind(sub[,start [,end]]) -> int
Return the highest index in S where substring sub isfound,
such that subis contained within S[start:end]. Optional
arguments startand end are interpreted as inslice notation.Return -1 onfailure.
"""return 0def rindex(self, sub, start=None, end=None):
"""
S.rindex(sub[,start [,end]]) -> int
Like S.rfind() but raise ValueError when the substring is notfound.
"""return 0def rjust(self, width, fillchar=None):
"""
S.rjust(width[, fillchar]) ->stringReturn S right-justified in a string of length width. Padding isdone using the specified fillcharacter (default is a space)
"""return""
def rpartition(self, sep):
"""
S.rpartition(sep)->(head, sep, tail)
Searchfor the separator sep in S, starting at the end of S, and returnthe part before it, the separator itself,and the part after it. Ifthe
separatoris not found, return two empty strings andS.
"""
pass
def rsplit(self, sep=None, maxsplit=None):
"""
S.rsplit([sep [,maxsplit]]) -> list ofstringsReturn a list of the words in the string S, using sep asthe
delimiter string, starting at theend of the string andworkingto the front. If maxsplit isgiven, at most maxsplit splits are
done.If sep is not specified or is None, anywhitespace stringisa separator.
"""return []def rstrip(self, chars=None):
"""
S.rstrip([chars]) -> string or unicode
Return a copy of the string S withtrailing whitespace removed.If chars is given and not None, remove characters inchars instead.If chars is unicode, S will be converted to unicodebefore stripping
"""return""
def split(self, sep=None, maxsplit=None):
""" 分割, maxsplit最多分割几次 """
"""
S.split([sep [,maxsplit]]) -> list ofstringsReturn a list of the words in the string S, using sep asthe
delimiter string.If maxsplit isgiven, at most maxsplit
splits are done.If sep is not specified or is None, anywhitespace stringis a separator andempty strings are removedfromthe result.
"""return []def splitlines(self, keepends=False):
""" 根据换行分割 """
"""
S.splitlines(keepends=False) -> list ofstringsReturn a list of the lines inS, breaking at line boundaries.
Line breaks arenot included inthe resulting list unless keependsis given andtrue.
"""return []def startswith(self, prefix, start=None, end=None):
""" 是否起始 """
"""
S.startswith(prefix[, start[, end]]) ->boolReturn True if S starts withthe specified prefix, False otherwise.Withoptional start, test S beginning at that position.With optional end, stop comparing S at that position.
prefix can also be a tupleof strings totry.
"""returnFalse
def strip(self, chars=None):
""" 移除两段空白 """
"""
S.strip([chars]) -> string or unicode
Return a copy of the string S with leading andtrailing
whitespace removed.If chars is given and not None, remove characters inchars instead.If chars is unicode, S will be converted to unicodebefore stripping
"""return""
def swapcase(self):
""" 大写变小写,小写变大写 """
"""
S.swapcase()->stringReturn a copy of the string S withuppercase characters
convertedto lowercase andvice versa.
"""return""
def title(self):
"""
S.title()->stringReturn a titlecased version of S, i.e. words start withuppercase
characters,allremaining cased characters have lowercase.
"""return""
def translate(self,table, deletechars=None):
"""
转换,需要先做一个对应表,最后一个表示删除字符集合
intab="aeiou"
outtab= "12345"
trantab=maketrans(intab, outtab)str = "this isstring example....wow!!!"print str.translate(trantab, 'xm')
"""
"""
S.translate(table [,deletechars]) ->stringReturn a copy of the string S, where allcharacters occurringin the optional argument deletechars are removed, andthe
remaining characters have been mapped through the given
translationtable, which must be a string of length 256 orNone.If the table argument is None, no translation is applied andthe operation simply removes the charactersindeletechars.
"""return""
defupper(self):
"""
S.upper() ->stringReturn a copy of the string S converted touppercase.
"""return""
def zfill(self, width):
"""方法返回指定长度的字符串,原字符串右对齐,前面填充0。"""
"""
S.zfill(width)->string
Pad a numeric string Swith zeros on the left, tofill a fieldof the specified width. The string S isnever truncated.
"""return""
def _formatter_field_name_split(self,*args, **kwargs): # realsignature unknown
pass
def _formatter_parser(self,*args, **kwargs): # realsignature unknown
pass
def __add__(self, y):
""" x.__add__(y)<==> x+y """
pass
def __contains__(self, y):
""" x.__contains__(y)<==> y inx """
pass
def __eq__(self, y):
""" x.__eq__(y)<==> x==y """
pass
def __format__(self, format_spec):
"""
S.__format__(format_spec)->stringReturn a formatted version of S as described byformat_spec.
"""return""
def __getattribute__(self, name):
""" x.__getattribute__('name') <==>x.name """
pass
def __getitem__(self, y):
""" x.__getitem__(y)<==> x[y]"""
pass
def __getnewargs__(self,*args, **kwargs): # realsignature unknown
pass
def __getslice__(self, i, j):
"""
x.__getslice__(i, j)<==> x[i:j]
Use of negative indices is notsupported.
"""
pass
def __ge__(self, y):
""" x.__ge__(y)<==> x>=y """
pass
def __gt__(self, y):
""" x.__gt__(y)<==> x>y """
pass
def __hash__(self):
""" x.__hash__()<==>hash(x) """
pass
def __init__(self, string=''): # known special case of str.__init__
"""str(object='') ->stringReturn a nice string representation ofthe object.If the argument is a string, the return value isthe same object.
# (copiedfromclass doc)
"""
pass
def __len__(self):
""" x.__len__()<==> len(x) """
pass
def __le__(self, y):
""" x.__le__(y)<==> x<=y """
pass
def __lt__(self, y):
""" x.__lt__(y)<==> x
pass
def __mod__(self, y):
""" x.__mod__(y)<==> x%y """
pass
def __mul__(self, n):
""" x.__mul__(n)<==> x*n """
pass@staticmethod # known case of__new__
def __new__(S,*more):
""" T.__new__(S, ...)-> a new object with type S, a subtype ofT """
pass
def __ne__(self, y):
""" x.__ne__(y)<==> x!=y """
pass
def __repr__(self):
""" x.__repr__()<==>repr(x) """
pass
def __rmod__(self, y):
""" x.__rmod__(y)<==> y%x """
pass
def __rmul__(self, n):
""" x.__rmul__(n)<==> n*x """
pass
def __sizeof__(self):
""" S.__sizeof__()-> size of S in memory, inbytes """
pass
def __str__(self):
""" x.__str__()<==> str(x) """
pass