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writing a csv file - Printable Version +- Python Forum (https://python-forum.io) +-- Forum: Python Coding (https://python-forum.io/forum-7.html) +--- Forum: General Coding Help (https://python-forum.io/forum-8.html) +--- Thread: writing a csv file (/thread-23193.html) |
writing a csv file - vignesh2002 - Dec-16-2019 when a write multiple rows in csv file and open it in excel each row is appended leaving 1 row blank between them. for ex- when i write 5 rows, it gets appended in rows 1,3,5,7,9 Can anyone tell me why it is happening? def a(): x=input('Enter book ID') y=input('Enter book name') z=input('Enter author\'s name') p=input('Enter `book category') list[x,y,z,p] with open('books.csv', 'a') as csvfile: csvwriter = csv.writer(csvfile) csvwriter.writerow(List) for i in range(0,10): a() RE: writing a csv file - woooee - Dec-16-2019 Wjat is this line supposed to do? list[x,y,z,p]Python is case senditive csvwriter.writerow(List) RE: writing a csv file - vignesh2002 - Dec-16-2019 sorry it was list then also the same output RE: writing a csv file - Axel_Erfurt - Dec-16-2019 you do not need csvwriter for that. create a list (mlist) and save it on the end. example for a tab delimited csv mlist = [] header = f'ID\tName\tAuthor\tCategory' mlist.append(str(header)) def a(): x=input('Enter book ID: ') y=input('Enter book name: ') z=input('Enter author\'s name: ') p=input('Enter book category: ') row = f"{x}\t{y}\t{z}\t{p}" mlist.append(str(row)) for i in range(0, 10): a() with open('books.csv', 'w') as csvfile: csvfile.write('\n'.join(mlist)) |