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file.py

2021-12-11 10:58:01  阅读:126  来源: 互联网

标签:文件 fw py ls file print line CSV


学习目标:

这节课学习了用代码打开学生文件~


学习内容:

#文件

#1.文件的打开与关闭

'''

f=open('../Stu_pack/Dream It Possible.txt','rb')
for line in f:
    print(line)








print(f.readline(6))                                                                                            #处理文件
f.close()                                                                                           #关闭文件


'''

#2.文件的读写

'''
fw=open('test.txt','w+')
fw.write('上海电子信息职业业技术学院’)

fw.seek(0)                              #改变当前文件操作指针的位置到文件的开头
print(fw.read())
fw.close()

'''

#3.txt文件与CSV文件的转换

#CSV-->TXT
f_CSV=open('../Stu_pack/Stu_Exe204.csv','rt')    #读取文件

    
ls=[]
for line in f_CSV:
    #line=line.replace('\n','')      #删除每行后面的换行符号‘\n’
    ls.append(line)                 #在列表ls里面追加数据 
print(ls)                                                   
f_CSV.close()

f_TXT=open('Stu_Exe204.csv','w+')                                  #写入文件
for row in ls:
    print(row)
    f_TXT.write(','.join(row)+'\n')     #将列表ls里面的数据写入TXT文件,数据前面添加


f_TXT.close()
序,号,,,学,号,,,姓,名,,,t,x,t,笔,记,,,文,件,夹,

1,,,2,0,2,0,1,1,0,2,0,1,0,1,2,,,陈,思,捷,,,优,秀,,,完,整,

2,,,2,0,2,0,1,1,0,2,0,1,0,3,4,,,古,莱,柯,孜,,,优,秀,,,完,整,

3,,,2,0,2,0,1,1,0,2,0,1,0,3,7,,,郭,金,,,优,秀,,,完,整,

4,,,2,0,2,0,1,1,0,2,0,1,0,4,1,,,何,涛,,,优,秀,,,完,整,

5,,,2,0,2,0,1,1,0,2,0,1,0,4,5,,,冀,明,瑞,,,优,秀,,,完,整,

6,,,2,0,2,0,1,1,0,2,0,1,0,5,3,,,李,佳,辉,,,优,秀,,,完,整,

7,,,2,0,2,0,1,1,0,2,0,1,0,5,5,,,李,杰,,,优,秀,,,完,整,

8,,,2,0,2,0,1,1,0,2,0,1,0,5,7,,,李,清,岚,,,优,秀,,,完,整,

9,,,2,0,2,0,1,1,0,2,0,1,0,6,3,,,李,泽,,,优,秀,,,冗,长,

1,0,,,2,0,2,0,1,1,0,2,0,1,0,6,4,,,李,政,积,,,优,秀,,,完,整,

1,1,,,2,0,2,0,1,1,0,2,0,1,0,7,3,,,刘,璐,,,优,秀,,,完,整,

1,2,,,2,0,2,0,1,1,0,2,0,1,0,8,0,,,马,凌,,,优,秀,,,冗,长,

1,3,,,2,0,2,0,1,1,0,2,0,1,0,8,8,,,彭,龙,军,,,优,秀,,,完,整,

1,4,,,2,0,2,0,1,1,0,2,0,1,0,9,0,,,祁,凤,阳,,,优,秀,,,完,整,

1,5,,,2,0,2,0,1,1,0,2,0,1,0,9,7,,,史,欣,怡,,,优,秀,,,完,整,

1,6,,,2,0,2,0,1,1,0,2,0,1,1,0,3,,,唐,哲,毅,,,优,秀,,,完,整,

1,7,,,2,0,2,0,1,1,0,2,0,1,1,0,4,,,陶,贤,方,,,优,秀,,,完,整,

1,8,,,2,0,2,0,1,1,0,2,0,1,1,0,7,,,涂,星,宇,,,良,好,,,完,整,

1,9,,,2,0,2,0,1,1,0,2,0,1,1,1,4,,,王,俊,成,,,优,秀,,,完,整,

2,0,,,2,0,2,0,1,1,0,2,0,1,1,1,5,,,王,奇,,,优,秀,,,完,整,

2,1,,,2,0,2,0,1,1,0,2,0,1,1,2,1,,,王,子,琛,,,优,秀,,,完,整,

2,2,,,2,0,2,0,1,1,0,2,0,1,1,3,0,,,熊,嘉,乐,,,优,秀,,,冗,长,

2,3,,,2,0,2,0,1,1,0,2,0,1,1,3,8,,,徐,永,漫,,,优,秀,,,冗,长,

2,4,,,2,0,2,0,1,1,0,2,0,1,1,5,0,,,姚,士,博,,,优,秀,,,完,整,

2,5,,,2,0,2,0,1,1,0,2,0,1,1,5,7,,,张,乐,星,,,优,秀,,,完,整,

2,6,,,2,0,2,0,1,1,0,2,0,1,1,5,9,,,张,攀,,,优,秀,,,完,整,

2,7,,,2,0,2,0,1,1,0,2,0,1,1,6,1,,,张,晟,,,优,秀,,,完,整,

2,8,,,2,0,2,0,1,1,0,2,0,1,1,6,6,,,张,楹,,,优,秀,,,冗,长,

2,9,,,2,0,2,0,1,1,0,2,0,1,1,6,8,,,张,云,杰,,,优,秀,,,完,整,

3,0,,,2,0,2,0,1,1,0,2,0,1,0,2,3,,,董,王,希,,,优,秀,,,冗,长,

 

 

 

标签:文件,fw,py,ls,file,print,line,CSV
来源: https://blog.csdn.net/m0_62040871/article/details/121870154

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