Dec 1, 2024 · In this article, we will explore various methods to clear a list in Python. The simplest way to do is by using a loop. Using clear() Method. Using clear() method we can remove all elements from a list. This method modifies the list in place and removes all its elements.

Oct 21, 2022 · data = ['value', '"""', 'Comment 1st row', 'Comment 2nd row', 'Comment 3rd row', '"""', 'another value'] I would like to remove the whole comment from the list, including docstrings. Also not just once, but everytime a comment appears.

Apr 8, 2017 · There is a very simple way to clear a python list. Use del list_name[:]. For example: >>> a = [1, 2, 3] >>> b = a >>> del a[:] >>> print a, b [] []

Feb 10, 2019 · Look at the module ast. The function string.find() returns the index of first occurence of the substring. So in your case you want to look for lines where it returns 0 (then the # is the first character, i.e. a comment). So you could do something like. for s in sep: i = line.find(s)#find the posision of # if i == 0 : line = None.

The clear() method removes all the elements from a list. No parameters. List Methods. Track your progress - it's free! Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, …

Dec 18, 2024 · clear() method in Python is used to remove all elements from a list, effectively making it an empty list. This method does not delete the list itself but clears its content. It is a simple and efficient way to reset a list without reassigning it to a new empty list. Example:

Mar 6, 2023 · Maintain a list with indexes of apostrophes, quotes, and hash symbols for each line. And a separate list of indexes of comments for each line. Count the number of apostrophes and quotes for each hash whose index is less than that of the hash itself. Two cases arise here:

Nov 20, 2021 · In this tutorial, you’ll learn four different ways to use Python to clear a list. You’ll learn how to use the clear method, the del statement, the *= operator, and list item re-assignment. Knowing how to clear a list is a task that should seem easy, but is an often elusive skill.

In this LeetCode problem, you are given a list of strings representing lines of code. Your mission, should you choose to accept it, is to return a new list of strings with all comments removed. The comments can be single-line (starting with //) or multi-line (enclosed between /* and */). Code Solution. Copy Code

Feb 27, 2025 · To clear a list in Python, you can use the clear() method. For example, if you have a list named, my_list you can clear it by calling my_list.clear() which will remove all elements from the list, leaving it empty. Read How to Split a Python List Into Evenly Sized Chunks?