158 Assuming you're using Python's logging module, you can pass the string formatting arguments as arguments to the .debug() method rather than doing the formatting yourself: log.debug("some debug …

20 You're looking for string formatting, which in python is based on the sprintf function in C.

I want to create a formatted string with fixed size with fixed position between fields. An example explains better, here there are clearly 3 distinct fields and the string is a fixed size: XXX ...

If I want to make my formatted string dynamically adjustable, I can change the following code from

Starting with Python 3.6, formatting in Python can be done using formatted string literals or f-strings:

Sep 5, 2015 · The advantage of using a regular string template and str.format() is that you can swap out the template, the advantage of f-strings is that makes for very readable and compact string …

Dec 29, 2021 · I have a dictionary with a lot of strings. Is it possible to store a formatted string with placeholders and pass in a actual values later? I'm thinking of something like this: d = { …

Use f-strings if you just need to format something on the spot to print or create a string for other reasons, str.format() to store the template string for re-use and then interpolate values.

Jun 27, 2017 · 4 print(f'{"blah\n"}') The above statement will raise SyntaxError, But to avoid the error, you can simply assign the string containing \n to a variable and use it in f-string.

Alternatively, you can also create a multiline f-string with triple quotes where literal newlines are considered part of the string. However, any spaces at the start of the line would also be part of the …