def trun_n_d(n,d): return int(n*10**d)/10**d But, this way, the rounding ghost is always lurking around. Note 2 In situations like this, due to python 's number internals, like rounding and lack of precision, …

I want to remove digits from a float to have a fixed number of digits after the dot, like: 1.923328437452 → 1.923 I need to output as a string to another function, not print. Also I want to ignore...

Mar 11, 2018 · I stumbled upon the post, which tells that w+ can truncate a file, whereas r+ file mode can not. I am having difficulties understanding what truncate means and what file.truncate() does.

Mar 2, 2018 · I want to truncate my file after reading the content of it, but it does not seem to do so and additions to the file are made after the existing content, instead of the beginning of a file. My code...

May 20, 2010 · How does one truncate a string to 75 characters in Python? This is how it is done in JavaScript: const data = "

Truncating a string in python Asked 13 years, 9 months ago Modified 5 years, 10 months ago Viewed 143k times

Jan 29, 2011 · If I have a list and want to truncate it so it is no more than 100 items, how do I do this?

Mar 29, 2011 · What is a classy way to way truncate a python datetime object? In this particular case, to the day. So basically setting hour, minute, seconds, and microseconds to 0. I would like the output to …

The only way would be to store the third and fourth lines somewhere, truncate the file on the second line, and rewrite the missing lines. If you know the size of every line in the text file, you can truncate …

I am going through Zed Shaw's Python Book. I am currently working on the opening and reading files chapters. I am wondering why we need to do a truncate, when we are already opening the file in a 'w'