How to read and write CSV format files in Python

It is common to read and write CSV files at work. Record, to facilitate their own future inquiries and share with you:

Write CSV file method one:

Import CSV #导入CSV

With open ("D:\egg.csv", "WB") as CSVFile #新建一个叫egg. csv "file on D-disk.

A=csv.writer (csvfile) #以CSV的格式 write data to file CSVFile.

A.writerow (["Name", "Age", "tel"]) #写入的数据.

Print CSVFile #打印

Csvfile.close #关闭文件

Write CSV file Method two:

Same principle as method one.

 import csv 
  csvfile= File ( "D:\egg2.csv",  A=csv.writer ( csvfile) 
 A.writerow ([ "name", " tel "]) 
 print  csvfile 
  csvfile.close () 
 
 Read csv file 
     

Import CSV
# csvfile=file ("D:\egg2.csv", "RB")
# Reader=csv.reader (CSVFile)
# for-line in reader:                #用FOR A walk through, you can read the contents of the file.
#     Print Line

is not very simple, you can also, hands-on practice up.

How to read and write CSV format files in Python