How to use writelines to append new lines to an existing file

2005-09-22 Thread Nico Grubert
Hi there, I would like to open an existing file that contains some lines of text in order to append a new line at the end of the content. My first try was: f = open('/tmp/myfile', 'w') #create new file for writing f.writelines('123') #write first line f.close() f =

Re: How to use writelines to append new lines to an existing file

2005-09-22 Thread Grigoris Tsolakidis
Use file = open(open('/tmp/myfile', 'a')) the second time when you want to append line Nico Grubert [EMAIL PROTECTED] wrote in message news:[EMAIL PROTECTED] Hi there, I would like to open an existing file that contains some lines of text in order to append a new line at the end of the

Re: How to use writelines to append new lines to an existing file

2005-09-22 Thread Tom Brown
On Thursday 22 September 2005 05:52, Nico Grubert wrote: Does f = open('/tmp/myfile', 'w') overwrite the existing file or does f.writelines('456') replace the first line in the existing file? Here's an excerpt from open.__doc__ The mode can be 'r', 'w' or 'a' for reading (default),

Re: How to use writelines to append new lines to an existing file

2005-09-22 Thread Max Erickson
Nico Grubert [EMAIL PROTECTED] wrote in news:[EMAIL PROTECTED]: Hi there, I would like to open an existing file that contains some lines of text in order to append a new line at the end of the content. My first try was: f = open('/tmp/myfile', 'w') #create new file for writing