Pythonデータ型詳細(一)文字列
49423 ワード
一.基本データ型
整数:int文字列:str(注:tはtabキーに等しい)ブール値:boolリスト:listリスト用[]元祖:tuple元祖用()辞書:dict
注意:すべてのデータ型は対応したいクラス列に存在します.
二.文字列のすべてのデータ型:
基本操作:
索引、スライス、追加、削除、長さ、スライス、ループ、含む
三.すべての文字列データ型の例
四.索引
五.スライス
六.ループスライス
1.while使用
2.for使用
整数:int文字列:str(注:tはtabキーに等しい)ブール値:boolリスト:listリスト用[]元祖:tuple元祖用()辞書:dict
注意:すべてのデータ型は対応したいクラス列に存在します.
二.文字列のすべてのデータ型:
基本操作:
索引、スライス、追加、削除、長さ、スライス、ループ、含む
class str(object):
"""
str(object='') -> str
str(bytes_or_buffer[, encoding[, errors]]) -> str
Create a new string object from the given object. If encoding or
errors is specified, then the object must expose a data buffer
that will be decoded using the given encoding and error handler.
Otherwise, returns the result of object.__str__() (if defined)
or repr(object).
encoding defaults to sys.getdefaultencoding().
errors defaults to 'strict'.
"""
def capitalize(self): # real signature unknown; restored from __doc__
"""
S.capitalize() -> str
Return a capitalized version of S, i.e. make the first character
have upper case and the rest lower case.（ , ， , 。）
"""
return ""
def casefold(self): # real signature unknown; restored from __doc__
"""
S.casefold() -> str
Return a version of S suitable for caseless comparisons.（ S caseless 。）
"""
return ""
def center(self, width, fillchar=None): # real signature unknown; restored from __doc__
"""
S.center(width[, fillchar]) -> str
Return S centered in a string of length width. Padding is
done using the specified fill character (default is a space)（ 。 ( )）
"""
return ""
def count(self, sub, start=None, end=None): # real signature unknown; restored from __doc__
"""
S.count(sub[, start[, end]]) -> int
Return the number of non-overlapping occurrences of substring sub in
string S[start:end]. Optional arguments start and end are
interpreted as in slice notation.
（ ( : )。 。）
"""
return 0
def encode(self, encoding='utf-8', errors='strict'): # real signature unknown; restored from __doc__
"""
S.encode(encoding='utf-8', errors='strict') -> bytes
Encode S using the codec registered for encoding. Default encoding
is 'utf-8'. errors may be given to set a different error
handling scheme. Default is 'strict' meaning that encoding errors raise
a UnicodeEncodeError. Other possible values are 'ignore', 'replace' and
'xmlcharrefreplace' as well as any other name registered with
codecs.register_error that can handle UnicodeEncodeErrors.
"""
return b""
def expandtabs(self, tabsize=8): # real signature unknown; restored from __doc__
"""
S.expandtabs(tabsize=8) -> str
Return a copy of S where all tab characters are expanded using spaces.
If tabsize is not given, a tab size of 8 characters is assumed.
（ , 。 tabsize , 8 。）
"""
return ""
def find(self, sub, start=None, end=None): # real signature unknown; restored from __doc__
"""
S.find(sub[, start[, end]]) -> int
Return the lowest index in S where substring sub is found,
such that sub is contained within S[start:end]. Optional
arguments start and end are interpreted as in slice notation.
Return -1 on failure.
（ , S[ : ]。 。）
"""
return 0
def format(self, *args, **kwargs): # known special case of str.format
"""
S.format(*args, **kwargs) -> str
Return a formatted version of S, using substitutions from args and kwargs.
The substitutions are identified by braces ('{' and '}').
（ , kwargs。 (“{” “}”)。）
"""
pass
def format_map(self, mapping): # real signature unknown; restored from __doc__
"""
S.format_map(mapping) -> str
Return a formatted version of S, using substitutions from mapping.
The substitutions are identified by braces ('{' and '}').
（ , 。 (“{” “}”)。）
"""
return ""
def index(self, sub, start=None, end=None): # real signature unknown; restored from __doc__
"""
S.index(sub[, start[, end]]) -> int
Like S.find() but raise ValueError when the substring is not found.
（ S.find(), ValueError）
"""
return 0
def isalnum(self): # real signature unknown; restored from __doc__
"""
S.isalnum() -> bool
Return True if all characters in S are alphanumeric
and there is at least one character in S, False otherwise.
（ True , 。）
"""
return False
def isalpha(self): # real signature unknown; restored from __doc__
"""
S.isalpha() -> bool
Return True if all characters in S are alphabetic
and there is at least one character in S, False otherwise.
（ True , 。）
"""
return False
def isdigit(self): # real signature unknown; restored from __doc__
"""
S.isdigit() -> bool
Return True if all characters in S are digits
and there is at least one character in S, False otherwise.
（ True, , 。）
"""
return False
def islower(self): # real signature unknown; restored from __doc__
"""
S.islower() -> bool
Return True if all cased characters in S are lowercase and there is
at least one cased character in S, False otherwise.
（ True, S , , 。）
"""
return False
def isnumeric(self): # real signature unknown; restored from __doc__
"""
S.isnumeric() -> bool
Return True if there are only numeric characters in S,
False otherwise.
（ True, , 。）
"""
return False
def isprintable(self): # real signature unknown; restored from __doc__
"""
S.isprintable() -> bool
Return True if all characters in S are considered
printable in repr() or S is empty, False otherwise.
（ True， repr() , 。）
"""
return False
def isspace(self): # real signature unknown; restored from __doc__
"""
S.isspace() -> bool
Return True if all characters in S are whitespace
and there is at least one character in S, False otherwise.
（ True, , 。）
"""
return False
def istitle(self): # real signature unknown; restored from __doc__
"""
S.istitle() -> bool
Return True if S is a titlecased string and there is at least one
character in S, i.e. upper- and titlecase characters may only
follow uncased characters and lowercase characters only cased ones.
Return False otherwise.
（ True, S titlecased , , titlecase 。 。）
"""
return False
def isupper(self): # real signature unknown; restored from __doc__
"""
S.isupper() -> bool
Return True if all cased characters in S are uppercase and there is
at least one cased character in S, False otherwise.
（ True, S , , 。）
"""
return False
def join(self, iterable): # real signature unknown; restored from __doc__
"""
S.join(iterable) -> str
Return a string which is the concatenation of the strings in the
iterable. The separator between elements is S.
（ iterable。 S。）
"""
return ""
def ljust(self, width, fillchar=None): # real signature unknown; restored from __doc__
"""
S.ljust(width[, fillchar]) -> str
Return S left-justified in a Unicode string of length width. Padding is
done using the specified fill character (default is a space).
（ Unicode 。 ( )。）
"""
return ""
def lower(self): # real signature unknown; restored from __doc__
"""
S.lower() -> str
Return a copy of the string S converted to lowercase.
（ 。）
"""
return ""
def lstrip(self, chars=None): # real signature unknown; restored from __doc__
"""
S.lstrip([chars]) -> str
Return a copy of the string S with leading whitespace removed.
If chars is given and not None, remove characters in chars instead.
（ 。 , 。）
"""
return ""
def partition(self, sep): # real signature unknown; restored from __doc__
"""
S.partition(sep) -> (head, sep, tail)
Search for the separator sep in S, and return the part before it,
the separator itself, and the part after it. If the separator is not
found, return S and two empty strings.
（ sep , , , 。 , 。）
"""
pass
def replace(self, old, new, count=None): # real signature unknown; restored from __doc__
"""
S.replace(old, new[, count]) -> str
Return a copy of S with all occurrences of substring
old replaced by new. If the optional argument count is
given, only the first count occurrences are replaced.
（ 。 , 。）
"""
return ""
def rfind(self, sub, start=None, end=None): # real signature unknown; restored from __doc__
"""
S.rfind(sub[, start[, end]]) -> int
Return the highest index in S where substring sub is found,
such that sub is contained within S[start:end]. Optional
arguments start and end are interpreted as in slice notation.
Return -1 on failure.
（ , S[ : ]。 。）
"""
return 0
def rindex(self, sub, start=None, end=None): # real signature unknown; restored from __doc__
"""
S.rindex(sub[, start[, end]]) -> int
Like S.rfind() but raise ValueError when the substring is not found.
（ S.rfind(), ValueError。）
"""
return 0
def rjust(self, width, fillchar=None): # real signature unknown; restored from __doc__
"""
S.rjust(width[, fillchar]) -> str
Return S right-justified in a string of length width. Padding is
done using the specified fill character (default is a space).
（ 。 ( )）
"""
return ""
def rpartition(self, sep): # real signature unknown; restored from __doc__
"""
S.rpartition(sep) -> (head, sep, tail)
Search for the separator sep in S, starting at the end of S, and return
the part before it, the separator itself, and the part after it. If the
separator is not found, return two empty strings and S.
（ ,9 , , , 。 , 。）
"""
pass
def rsplit(self, sep=None, maxsplit=-1): # real signature unknown; restored from __doc__
"""
S.rsplit(sep=None, maxsplit=-1) -> list of strings
Return a list of the words in S, using sep as the
delimiter string, starting at the end of the string and
working to the front. If maxsplit is given, at most maxsplit
splits are done. If sep is not specified, any whitespace string
is a separator.
（ , 9 , 。 maxsplit, maxsplit 。 9 , 。）
"""
return []
def rstrip(self, chars=None): # real signature unknown; restored from __doc__
"""
S.rstrip([chars]) -> str
Return a copy of the string S with trailing whitespace removed.
If chars is given and not None, remove characters in chars instead.
（ 。 , 。）
"""
return ""
def split(self, sep=None, maxsplit=-1): # real signature unknown; restored from __doc__
"""
S.split(sep=None, maxsplit=-1) -> list of strings
Return a list of the words in S, using sep as the
delimiter string. If maxsplit is given, at most maxsplit
splits are done. If sep is not specified or is None, any
whitespace string is a separator and empty strings are
removed from the result.
（ , 9
。 maxsplit, maxsplit
。 9 ,
。）
"""
return []
def splitlines(self, keepends=None): # real signature unknown; restored from __doc__
"""
S.splitlines([keepends]) -> list of strings
Return a list of the lines in S, breaking at line boundaries.
Line breaks are not included in the resulting list unless keepends
is given and true.（ , 。 , keepends 。）
"""
return []
def startswith(self, prefix, start=None, end=None): # real signature unknown; restored from __doc__
"""
S.startswith(prefix[, start[, end]]) -> bool
Return True if S starts with the specified prefix, False otherwise.
With optional start, test S beginning at that position.
With optional end, stop comparing S at that position.
prefix can also be a tuple of strings to try.
（ True, , 。
, 。
, 。
。）
"""
return False
def strip(self, chars=None): # real signature unknown; restored from __doc__
"""
S.strip([chars]) -> str
Return a copy of the string S with leading and trailing
whitespace removed.
If chars is given and not None, remove characters in chars instead.（ 。 , 。）
"""
return ""
def swapcase(self): # real signature unknown; restored from __doc__
"""
S.swapcase() -> str
Return a copy of S with uppercase characters converted to lowercase
and vice versa.（ ）
"""
return ""
def title(self): # real signature unknown; restored from __doc__
"""
S.title() -> str
Return a titlecased version of S, i.e. words start with title case
characters, all remaining cased characters have lower case.（ titlecased , , ）
"""
return ""
def translate(self, table): # real signature unknown; restored from __doc__
"""
S.translate(table) -> str
Return a copy of the string S in which each character has been mapped
through the given translation table. The table must implement
lookup/indexing via __getitem__, for instance a dictionary or list,
mapping Unicode ordinals to Unicode ordinals, strings, or None. If
this operation raises LookupError, the character is left untouched.
Characters mapped to None are deleted.（ 。
__getitem__ / , ,Unicode Unicode 、 。
LookupError, ）
"""
return ""
def upper(self): # real signature unknown; restored from __doc__
"""
S.upper() -> str
Return a copy of S converted to uppercase.（ ）
"""
return ""
def zfill(self, width): # real signature unknown; restored from __doc__
"""
S.zfill(width) -> str
Pad a numeric string S with zeros on the left, to fill a field
of the specified width. The string S is never truncated.（ 0 , 。 。）
"""
return ""
def __add__(self, *args, **kwargs): # real signature unknown
""" Return self+value. """
pass
def __contains__(self, *args, **kwargs): # real signature unknown
""" Return key in self. """
pass
def __eq__(self, *args, **kwargs): # real signature unknown
""" Return self==value. """
pass
def __format__(self, format_spec): # real signature unknown; restored from __doc__
"""
S.__format__(format_spec) -> str
Return a formatted version of S as described by format_spec.
"""
return ""
def __getattribute__(self, *args, **kwargs): # real signature unknown
""" Return getattr(self, name). """
pass
def __getitem__(self, *args, **kwargs): # real signature unknown
""" Return self[key]. """
pass
def __getnewargs__(self, *args, **kwargs): # real signature unknown
pass
def __ge__(self, *args, **kwargs): # real signature unknown
""" Return self>=value. """
pass
def __gt__(self, *args, **kwargs): # real signature unknown
""" Return self>value. """
pass
def __hash__(self, *args, **kwargs): # real signature unknown
""" Return hash(self). """
pass
def __init__(self, value='', encoding=None, errors='strict'): # known special case of str.__init__
"""
str(object='') -> str
str(bytes_or_buffer[, encoding[, errors]]) -> str
Create a new string object from the given object. If encoding or
errors is specified, then the object must expose a data buffer
that will be decoded using the given encoding and error handler.
Otherwise, returns the result of object.__str__() (if defined)
or repr(object).
encoding defaults to sys.getdefaultencoding().
errors defaults to 'strict'.
# (copied from class doc)
"""
pass
def __iter__(self, *args, **kwargs): # real signature unknown
""" Implement iter(self). """
pass
def __len__(self, *args, **kwargs): # real signature unknown
""" Return len(self). """
pass
def __le__(self, *args, **kwargs): # real signature unknown
""" Return self<=value. """
pass
def __lt__(self, *args, **kwargs): # real signature unknown
""" Return self size of S in memory, in bytes """
pass
def __str__(self, *args, **kwargs): # real signature unknown
""" Return str(self). """
pass
class super(object):
"""
super() -> same as super(__class__, )
super(type) -> unbound super object
super(type, obj) -> bound super object; requires isinstance(obj, type)
super(type, type2) -> bound super object; requires issubclass(type2, type)
Typical use to call a cooperative superclass method:
class C(B):
def meth(self, arg):
super().meth(arg)
This works for class methods too:
class C(B):
@classmethod
def cmeth(cls, arg):
super().cmeth(arg)
"""
def __getattribute__(self, *args, **kwargs): # real signature unknown
""" Return getattr(self, name). """
pass
def __get__(self, *args, **kwargs): # real signature unknown
""" Return an attribute of instance, which is of type owner. """
pass
def __init__(self, type1=None, type2=None): # known special case of super.__init__
"""
super() -> same as super(__class__, )
super(type) -> unbound super object
super(type, obj) -> bound super object; requires isinstance(obj, type)
super(type, type2) -> bound super object; requires issubclass(type2, type)
Typical use to call a cooperative superclass method:
class C(B):
def meth(self, arg):
super().meth(arg)
This works for class methods too:
class C(B):
@classmethod
def cmeth(cls, arg):
super().cmeth(arg)
# (copied from class doc)
"""
pass
@staticmethod # known case of __new__
def __new__(*args, **kwargs): # real signature unknown
""" Create and return a new object. See help(type) for accurate signature. """
pass
def __repr__(self, *args, **kwargs): # real signature unknown
""" Return repr(self). """
pass
__self_class__ = property(lambda self: type(object))
"""the type of the instance invoking super(); may be None
:type: type
"""
__self__ = property(lambda self: type(object))
"""the instance invoking super(); may be None
:type: type
"""
__thisclass__ = property(lambda self: type(object))
"""the class invoking super()
:type: type
"""
class SyntaxWarning(Warning):
""" Base class for warnings about dubious syntax. """
def __init__(self, *args, **kwargs): # real signature unknown
pass
@staticmethod # known case of __new__
def __new__(*args, **kwargs): # real signature unknown
""" Create and return a new object. See help(type) for accurate signature. """
pass
class SystemError(Exception):
"""
Internal error in the Python interpreter.
Please report this to the Python maintainer, along with the traceback,
the Python version, and the hardware/OS platform and version.
"""
def __init__(self, *args, **kwargs): # real signature unknown
pass
@staticmethod # known case of __new__
def __new__(*args, **kwargs): # real signature unknown
""" Create and return a new object. See help(type) for accurate signature. """
pass
class SystemExit(BaseException):
""" Request to exit from the interpreter. """
def __init__(self, *args, **kwargs): # real signature unknown
pass
code = property(lambda self: object(), lambda self, v: None, lambda self: None) # default
"""exception code"""
class TabError(IndentationError):
""" Improper mixture of spaces and tabs. """
def __init__(self, *args, **kwargs): # real signature unknown
pass
class TimeoutError(OSError):
""" Timeout expired. """
def __init__(self, *args, **kwargs): # real signature unknown
pass
class tuple(object):
"""
tuple() -> empty tuple
tuple(iterable) -> tuple initialized from iterable's items
If the argument is a tuple, the return value is the same object.
"""
def count(self, value): # real signature unknown; restored from __doc__
""" T.count(value) -> integer -- return number of occurrences of value """
return 0
def index(self, value, start=None, stop=None): # real signature unknown; restored from __doc__
"""
T.index(value, [start, [stop]]) -> integer -- return first index of value.
Raises ValueError if the value is not present.
"""
return 0
def __add__(self, *args, **kwargs): # real signature unknown
""" Return self+value. """
pass
def __contains__(self, *args, **kwargs): # real signature unknown
""" Return key in self. """
pass
def __eq__(self, *args, **kwargs): # real signature unknown
""" Return self==value. """
pass
def __getattribute__(self, *args, **kwargs): # real signature unknown
""" Return getattr(self, name). """
pass
def __getitem__(self, *args, **kwargs): # real signature unknown
""" Return self[key]. """
pass
def __getnewargs__(self, *args, **kwargs): # real signature unknown
pass
def __ge__(self, *args, **kwargs): # real signature unknown
""" Return self>=value. """
pass
def __gt__(self, *args, **kwargs): # real signature unknown
""" Return self>value. """
pass
def __hash__(self, *args, **kwargs): # real signature unknown
""" Return hash(self). """
pass
def __init__(self, seq=()): # known special case of tuple.__init__
"""
tuple() -> empty tuple
tuple(iterable) -> tuple initialized from iterable's items
If the argument is a tuple, the return value is the same object.
# (copied from class doc)
"""
pass
def __iter__(self, *args, **kwargs): # real signature unknown
""" Implement iter(self). """
pass
def __len__(self, *args, **kwargs): # real signature unknown
""" Return len(self). """
pass
def __le__(self, *args, **kwargs): # real signature unknown
""" Return self<=value. """
pass
def __lt__(self, *args, **kwargs): # real signature unknown
""" Return self the object's type
type(name, bases, dict) -> a new type
"""
def mro(self): # real signature unknown; restored from __doc__
"""
mro() -> list
return a type's method resolution order
"""
return []
def __call__(self, *args, **kwargs): # real signature unknown
""" Call self as a function. """
pass
def __delattr__(self, *args, **kwargs): # real signature unknown
""" Implement delattr(self, name). """
pass
def __dir__(self): # real signature unknown; restored from __doc__
"""
__dir__() -> list
specialized __dir__ implementation for types
"""
return []
def __getattribute__(self, *args, **kwargs): # real signature unknown
""" Return getattr(self, name). """
pass
def __init__(cls, what, bases=None, dict=None): # known special case of type.__init__
"""
type(object_or_name, bases, dict)
type(object) -> the object's type
type(name, bases, dict) -> a new type
# (copied from class doc)
"""
pass
def __instancecheck__(self): # real signature unknown; restored from __doc__
"""
__instancecheck__() -> bool
check if an object is an instance
"""
return False
@staticmethod # known case of __new__
def __new__(*args, **kwargs): # real signature unknown
""" Create and return a new object. See help(type) for accurate signature. """
pass
def __prepare__(self): # real signature unknown; restored from __doc__
"""
__prepare__() -> dict
used to create the namespace for the class statement
"""
return {}
def __repr__(self, *args, **kwargs): # real signature unknown
""" Return repr(self). """
pass
def __setattr__(self, *args, **kwargs): # real signature unknown
""" Implement setattr(self, name, value). """
pass
def __sizeof__(self): # real signature unknown; restored from __doc__
"""
__sizeof__() -> int
return memory consumption of the type object
"""
return 0
def __subclasscheck__(self): # real signature unknown; restored from __doc__
"""
__subclasscheck__() -> bool
check if a class is a subclass
"""
return False
def __subclasses__(self): # real signature unknown; restored from __doc__
""" __subclasses__() -> list of immediate subclasses """
return []
__abstractmethods__ = property(lambda self: object(), lambda self, v: None, lambda self: None) # default
__bases__ = (
object,
)
__base__ = object
__basicsize__ = 864
__dictoffset__ = 264
__dict__ = None # (!) real value is ''
__flags__ = -2146675712
__itemsize__ = 40
__mro__ = (
None, # (!) forward: type, real value is ''
object,
)
__name__ = 'type'
__qualname__ = 'type'
__text_signature__ = None
__weakrefoffset__ = 368
class TypeError(Exception):
""" Inappropriate argument type. """
def __init__(self, *args, **kwargs): # real signature unknown
pass
@staticmethod # known case of __new__
def __new__(*args, **kwargs): # real signature unknown
""" Create and return a new object. See help(type) for accurate signature. """
pass
class UnboundLocalError(NameError):
""" Local name referenced but not bound to a value. """
def __init__(self, *args, **kwargs): # real signature unknown
pass
@staticmethod # known case of __new__
def __new__(*args, **kwargs): # real signature unknown
""" Create and return a new object. See help(type) for accurate signature. """
pass
class ValueError(Exception):
""" Inappropriate argument value (of correct type). """
def __init__(self, *args, **kwargs): # real signature unknown
pass
@staticmethod # known case of __new__
def __new__(*args, **kwargs): # real signature unknown
""" Create and return a new object. See help(type) for accurate signature. """
pass
class UnicodeError(ValueError):
""" Unicode related error. """
def __init__(self, *args, **kwargs): # real signature unknown
pass
@staticmethod # known case of __new__
def __new__(*args, **kwargs): # real signature unknown
""" Create and return a new object. See help(type) for accurate signature. """
pass
class UnicodeDecodeError(UnicodeError):
""" Unicode decoding error. """
def __init__(self, *args, **kwargs): # real signature unknown
pass
@staticmethod # known case of __new__
def __new__(*args, **kwargs): # real signature unknown
""" Create and return a new object. See help(type) for accurate signature. """
pass
def __str__(self, *args, **kwargs): # real signature unknown
""" Return str(self). """
pass
encoding = property(lambda self: object(), lambda self, v: None, lambda self: None) # default
"""exception encoding"""
end = property(lambda self: object(), lambda self, v: None, lambda self: None) # default
"""exception end"""
object = property(lambda self: object(), lambda self, v: None, lambda self: None) # default
"""exception object"""
reason = property(lambda self: object(), lambda self, v: None, lambda self: None) # default
"""exception reason"""
start = property(lambda self: object(), lambda self, v: None, lambda self: None) # default
"""exception start"""
class UnicodeEncodeError(UnicodeError):
""" Unicode encoding error. """
def __init__(self, *args, **kwargs): # real signature unknown
pass
@staticmethod # known case of __new__
def __new__(*args, **kwargs): # real signature unknown
""" Create and return a new object. See help(type) for accurate signature. """
pass
def __str__(self, *args, **kwargs): # real signature unknown
""" Return str(self). """
pass
encoding = property(lambda self: object(), lambda self, v: None, lambda self: None) # default
"""exception encoding"""
end = property(lambda self: object(), lambda self, v: None, lambda self: None) # default
"""exception end"""
object = property(lambda self: object(), lambda self, v: None, lambda self: None) # default
"""exception object"""
reason = property(lambda self: object(), lambda self, v: None, lambda self: None) # default
"""exception reason"""
start = property(lambda self: object(), lambda self, v: None, lambda self: None) # default
"""exception start"""
class UnicodeTranslateError(UnicodeError):
""" Unicode translation error. """
def __init__(self, *args, **kwargs): # real signature unknown
pass
@staticmethod # known case of __new__
def __new__(*args, **kwargs): # real signature unknown
""" Create and return a new object. See help(type) for accurate signature. """
pass
def __str__(self, *args, **kwargs): # real signature unknown
""" Return str(self). """
pass
encoding = property(lambda self: object(), lambda self, v: None, lambda self: None) # default
"""exception encoding"""
end = property(lambda self: object(), lambda self, v: None, lambda self: None) # default
"""exception end"""
object = property(lambda self: object(), lambda self, v: None, lambda self: None) # default
"""exception object"""
reason = property(lambda self: object(), lambda self, v: None, lambda self: None) # default
"""exception reason"""
start = property(lambda self: object(), lambda self, v: None, lambda self: None) # default
"""exception start"""
class UnicodeWarning(Warning):
"""
Base class for warnings about Unicode related problems, mostly
related to conversion problems.
"""
def __init__(self, *args, **kwargs): # real signature unknown
pass
@staticmethod # known case of __new__
def __new__(*args, **kwargs): # real signature unknown
""" Create and return a new object. See help(type) for accurate signature. """
pass
class UserWarning(Warning):
""" Base class for warnings generated by user code. """
def __init__(self, *args, **kwargs): # real signature unknown
pass
@staticmethod # known case of __new__
def __new__(*args, **kwargs): # real signature unknown
""" Create and return a new object. See help(type) for accurate signature. """
pass
class ZeroDivisionError(ArithmeticError):
""" Second argument to a division or modulo operation was zero. """
def __init__(self, *args, **kwargs): # real signature unknown
pass
@staticmethod # known case of __new__
def __new__(*args, **kwargs): # real signature unknown
""" Create and return a new object. See help(type) for accurate signature. """
pass
class zip(object):
"""
zip(iter1 [,iter2 [...]]) --> zip object
Return a zip object whose .__next__() method returns a tuple where
the i-th element comes from the i-th iterable argument. The .__next__()
method continues until the shortest iterable in the argument sequence
is exhausted and then it raises StopIteration.
"""
def __getattribute__(self, *args, **kwargs): # real signature unknown
""" Return getattr(self, name). """
pass
def __init__(self, iter1, iter2=None, *some): # real signature unknown; restored from __doc__
pass
def __iter__(self, *args, **kwargs): # real signature unknown
""" Implement iter(self). """
pass
@staticmethod # known case of __new__
def __new__(*args, **kwargs): # real signature unknown
""" Create and return a new object. See help(type) for accurate signature. """
pass
def __next__(self, *args, **kwargs): # real signature unknown
""" Implement next(self). """
pass
def __reduce__(self, *args, **kwargs): # real signature unknown
""" Return state information for pickling. """
pass
class __loader__(object):
"""
Meta path import for built-in modules.
All methods are either class or static methods to avoid the need to
instantiate the class.
"""
def create_module(self, *args, **kwargs): # real signature unknown
""" Create a built-in module """
pass
def exec_module(self, *args, **kwargs): # real signature unknown
""" Exec a built-in module """
pass
def find_module(self, *args, **kwargs): # real signature unknown
"""
Find the built-in module.
If 'path' is ever specified then the search is considered a failure.
This method is deprecated. Use find_spec() instead.
"""
pass
def find_spec(self, *args, **kwargs): # real signature unknown
pass
def get_code(self, *args, **kwargs): # real signature unknown
""" Return None as built-in modules do not have code objects. """
pass
def get_source(self, *args, **kwargs): # real signature unknown
""" Return None as built-in modules do not have source code. """
pass
def is_package(self, *args, **kwargs): # real signature unknown
""" Return False as built-in modules are never packages. """
pass
def load_module(self, *args, **kwargs): # real signature unknown
"""
Load the specified module into sys.modules and return it.
This method is deprecated. Use loader.exec_module instead.
"""
pass
def module_repr(module): # reliably restored by inspect
"""
Return repr for the module.
The method is deprecated. The import machinery does the job itself.
"""
pass
def __init__(self, *args, **kwargs): # real signature unknown
pass
__weakref__ = property(lambda self: object(), lambda self, v: None, lambda self: None) # default
"""list of weak references to the object (if defined)"""
__dict__ = None # (!) real value is ''
# variables with complex values
Ellipsis = None # (!) real value is ''
NotImplemented = None # (!) real value is ''
__spec__ = None # (!) real value is ''
三.すべての文字列データ型の例
#
tmp = "zhangyanlin"
tmp_new = tmp.upper()
print(tmp_new)
#
tmp.upper()
print(dir(tmp))
#['__add__', '__class__', '__contains__', '__delattr__', '__dir__', '__doc__', '__eq__', '__format__', '__ge__', '__getattribute__', '__getitem__', '__getnewargs__', '__gt__', '__hash__', '__init__', '__iter__', '__le__', '__len__', '__lt__', '__mod__', '__mul__', '__ne__', '__new__', '__reduce__', '__reduce_ex__', '__repr__', '__rmod__', '__rmul__', '__setattr__', '__sizeof__', '__str__', '__subclasshook__', 'capitalize', 'casefold', 'center', 'count', 'encode', 'endswith', 'expandtabs', 'find', 'format', 'format_map', 'index', 'isalnum', 'isalpha', 'isdecimal', 'isdigit', 'isidentifier', 'islower', 'isnumeric', 'isprintable', 'isspace', 'istitle', 'isupper', 'join', 'ljust', 'lower', 'lstrip', 'maketrans', 'partition', 'replace', 'rfind', 'rindex', 'rjust', 'rpartition', 'rsplit', 'rstrip', 'split', 'splitlines', 'startswith', 'strip', 'swapcase', 'title', 'translate', 'upper', 'zfill']
#
u1 = "zhang"
u2 = u1.capitalize()
print(u2)
#20 20 ， _ 。
u1 = "zhang"
u2 = u1.center(20 ,'_')
print(u2)
# zh 10
u1 = "zhangyanlin is zhgod"
u2 = u1.count('zh',0, 10)
print(u2)
# 0 ， 2
u1 = "zhang"
print(u1.endswith('h',0,2))
# tab
u1 = "zhang\t123"
print(u1.expandtabs(20))
# , ， -1
u1 = "zhang hello"
print(u1.find('h'))
# 0 1
u1 = "name {0}, age {1}"
print(u1.format("zhang",18))
u1 = " zhang is yan "
#
print(u1.isalpha())
#
print(u1.isdigit())
#
print(u1.isalnum())
#
print(u1.islower())
#
print(u1.isspace())
#
print(u1.istitle())
#
print(u1.isupper())
#
print("_".join(u1))
# ，
print(u1.ljust(1))
#
print(u1.lower())
#
print(u1.lstrip())
#
print(u1.rstrip())
# , ， ；rpartition
print(u1.partition('is'))
# , ，
print(u1.replace('zh','ZH'))
# , ，split
print(u1.rsplit('a',1))
#
print(u1.startswith('z'))
# （strip）
print(u1.strip())
# ，
print(u1.swapcase())
# （upper）
print(u1.upper())
四.索引
u1 = "zhangyanlin"
print(u1[0])
print(u1[1])
print(u1[2])
print(u1[3])
print(u1[4])
print(u1[5])
五.スライス
# zhan, ：0 ，4 ，
u1 = "zhangyanlin"
print(u1[0:4])
六.ループスライス
1.while使用
u1 = "zhangyanlin"
u2 = 0
while u2 < len(u1):
print(u1[u2])
u2+=1
2.for使用
#
u1 = "zhangyanlin"
for u2 in u1:
print(u2)
# ， y
u1 ="zhangyanlin"
for u2 in u1:
if u2 =="y":
continue
print(u2)
# ， y
u1 ="zhangyanlin"
for u2 in u1:
if u2 =="y":
break
print(u2)