封装好的函数

return是在函数的倒数第一层

list2=[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,'余1','余2','余3']
#===================deleteTopPencent5,再给个input数组============================#
numDelete=19#每份5%，删num份；num取值0~20
def deleteTopOfList(list,num):
    if(num==20):#考虑到有余数，那就删完吧~
        list=[]
    else:
        length=len(list)
        fen=length//20  #每份大小5%
        for i in range(fen*num):
            list.pop(0)
    return list
resultList=deleteTopOfList(list2,numDelete)
print(len(resultList))
#===================deleteTopPencent5============================#









#封装函数
#imgs--所有训练数据的图片名称--type：数组
#noisyIndex--噪声图像的数组序号--type：数组
#Totaldict--所有训练数据的图片&噪声标签的映射关系--type:字典
imgs=['0ADI-AAAMHQMK.tif', '1ADI-AACCGLYD.tif', '2ADI-AACVGRFT.tif', '3ADI-AADGNDRG.tif', '4ADI-AAEKWPVP.tif', '5ADI-AAGDEQEK.tif', '6ADI-AAGQKKEG.tif', '7ADI-AAGSEPQK.tif']
noisyIndex=['1','4','6','7']
Totaldict = {'0ADI-AAAMHQMK.tif':0, '1ADI-AACCGLYD.tif':1, '2ADI-AACVGRFT.tif':2, '3ADI-AADGNDRG.tif':3, '4ADI-AAEKWPVP.tif':4, '5ADI-AAGDEQEK.tif':5, '6ADI-AAGQKKEG.tif':6, '7ADI-AAGSEPQK.tif':7}
def cleanNoisyImages(imgs,noisyIndex,Totaldict):
    for index in noisyIndex: 
        index=int(index)
        print(index)
        del Totaldict[imgs[index]]
    return Totaldict
result=cleanNoisyImages(imgs,noisyIndex,Totaldict)
print(result)


import random
key = 'abcde'
value = range(1, 6)
dictName=dict(zip(key, value))#{'a': 1, 'b': 2, 'c': 3, 'd': 4, 'e': 5}
def random_dic(dicts):#打乱字典，映射关系不变==================#
    dict_key_ls = list(dicts.keys())#取键值keys，转化为list才能shuffle
    random.shuffle(dict_key_ls)
    new_dic = {}                    #创建空字典
    for key in dict_key_ls:
        new_dic[key] = dicts.get(key)#打乱后的key对应的value 赋值给空字典，结果有一位小数   ##一定是key？？ 
    return new_dic      
print(random_dic(dictName))        




arrxx=[1.0, 8.0, 4.0, 1.0, 1.0, 2.0, 8.0, 5.0, 2.0]
def intList(arr):  #list里面的元素转化为整数================#
    arr_temporary=[]
    for item in arr:
        item=int(item)
        arr_temporary.append(item)
    return(arr_temporary)


#=========================
def SaveList(List, savepath):    #列表里的元素按行存起来，一个元素一行，一个元素一行  
    filename = open(savepath, 'w')  
    for value in List:  
        filename.write(str(value)+'\n') 
    filename.close()  

def ReadList(readpath):
    f= open(readpath,"r")   
    List = f.read().splitlines()   
    f.close() 
    return List