python数据结构顺序表基本操作_数据结构——Python实现顺序表,python,列表

class SequenceListClass:

def __init__(self):

self.SequenceList = []

return None

#create SeqList

def CreateSeqList(self, SeqList):

self.SequenceList.clear()

for elem in SeqList:

self.SequenceList.append(elem)

return None

#print SeqList

def PrintSeqList(self):

print('SeqList is :')

if self.SequenceList:

for elem in self.SequenceList:

print(elem)

return None

#get SeqList length

def GetSeqListLength(self):

if self.SequenceList:

return len(self.SequenceList)

#get Value by index

def GetElement(self, index):

if index > len(self.SequenceList) or index < 0:

print('out of bound')

return -1

return self.SequenceList[index]

#insert element

def InsertElement(self, index, value):

if index >= len(self.SequenceList) or index < 0:

print('out of bound')

return -1

self.SequenceList.insert(index, value)

return None

#delet element

def DeletElement(self, index):

if index >= len(self.SequenceList) or index < 0:

print('out of bound')

return -1

del self.SequenceList[index]

return None

#judge list if is empty

def IsEmpty(self):

if len(self.SequenceList) == 0:

return True

return False

if __name__ == '__main__':

seqList = [1, 2, 3, 4, 5, 6, 7, 8]

SeqList = SequenceListClass()

SeqList.CreateSeqList(seqList)

SeqList.PrintSeqList()

print('SeqList length is', SeqList.GetSeqListLength())

SeqList.InsertElement(2, 13)

SeqList.PrintSeqList()

SeqList.DeletElement(4)

SeqList.PrintSeqList()