More broadly, this is true for all Python string methods that change a string's content, e.g. replace, strip, translate, lower / upper, join,... You must assign their output to something if you want to …

Aug 9, 2010 · 571 Does Python have a string contains substring method? 99% of use cases will be covered using the keyword, in, which returns True or False:

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: …

52 The Python documentation notes the difference between the three methods. str.isdigit Return true if all characters in the string are digits and there is at least one character, false otherwise. …

Feb 26, 2012 · The string.replace() is deprecated on python 3.x. What is the new way of doing this?

Does Python have something like an empty string variable where you can do: if myString == string.empty: Regardless, what's the most elegant way to check for empty string values? I find …

That is, the string provided as an argument is considered as a set of characters, not as a substring. lstrip and rstrip work the same way, except that lstrip only removes characters on …

Is there an efficient mass string concatenation method in Python (like StringBuilder in C# or StringBuffer in Java)? I found following methods here: Simple concatenation using + Using a …

Dec 29, 2011 · I've been using string.join() method in python 2 but it seems like it has been removed in python 3. What is the equivalent method in python 3? string.join() method let me …

Mar 2, 2015 · 24 result = text.lower().replace(string.punctuation, ' ').split(' ') With great python comes great responsibility: don't abuse this feature! The canonical maximum line length …