python之列表

def append(self, p_object): # real signature unknown; restored from __doc__
"""
L.append(object) -> None -- append object to end
在列表尾部追加元素
"""
pass
eg:



def clear(self): # real signature unknown; restored from __doc__
"""
L.clear() -> None -- remove all items from L
清除列表中的元素
"""
pass
eg:



def copy(self): # real signature unknown; restored from __doc__
"""
L.copy() -> list -- a shallow copy of L
列表的浅拷贝
"""
return []

def count(self, value): # real signature unknown; restored from __doc__
"""
L.count(value) -> integer -- return number of occurrences of value
统计列表中指定元素个数
"""
return 0
eg:




def extend(self, iterable): # real signature unknown; restored from __doc__
"""
L.extend(iterable) -> None -- extend list by appending elements from the iterable
对列表元素进行扩展
"""
pass

eg:


def index(self, value, start=None, stop=None): # real signature unknown; restored from __doc__
"""
L.index(value, [start, [stop]]) -> integer -- return first index of value.
Raises ValueError if the value is not present.
返回指定值的索引值
"""
return 0

eg:


def insert(self, index, p_object): # real signature unknown; restored from __doc__
"""
L.insert(index, object) -- insert object before index
列表中指定位置插入相关的值
"""
pass
eg:



def pop(self, index=None): # real signature unknown; restored from __doc__
"""
L.pop([index]) -> item -- remove and return item at index (default last).
Raises IndexError if list is empty or index is out of range.
指定索引弹出相关元素,如果不指定索引会从最后一个弹出,如果指定变量,该变量会接收弹出值
"""
pass
eg:



def remove(self, value): # real signature unknown; restored from __doc__
"""
L.remove(value) -> None -- remove first occurrence of value.
Raises ValueError if the value is not present.
删除列表中指定值的元素
"""
pass
eg:



def reverse(self): # real signature unknown; restored from __doc__
"""
L.reverse() -- reverse *IN PLACE*
把列表中的元素反转
"""
pass
eg:



def sort(self, key=None, reverse=False): # real signature unknown; restored from __doc__
"""
L.sort(key=None, reverse=False) -> None -- stable sort *IN PLACE*
对列表中的元素进行排序,默认reverse=False按升序排序,如果reverse=True 按降序排序
"""
pass
eg:


原文地址:https://www.cnblogs.com/baotouzhangce/p/6136293.html