How to remove empty lines with or without whitespace

Use str.strip() with a list comprehension to remove empty lines ... Call str.split(sep) with sep as -n to get a list containing each line of the string str .

2022年12月7日 — The first approach is by using the inbuilt method filter(). This method takes input from a list of strings and removes empty strings and returns ...

2022年11月27日 — Remove Empty Lines from Text File in Python · Use isspace() Method · Use strip() Method · Use the FileInput() Method ...

2022年12月30日 — How to remove blank lines from a .txt file in Python using the str.strip() Method · Open the input and output .txt files in read and write mode(r ...

2021年5月4日 — As mentioned earlier, my first instinct is to iterate through the loop and check if the string at the current index is empty. The next step is ...

Use a for loop to remove empty strings from a list. Use a for-loop to iterate through the list. At each iteration, check if each string is not an empty string.

2010年10月2日 — I would use filter : str_list = filter(None, str_list) str_list = filter(bool, str_list) str_list = filter(len, str_list) str_list ...

2023年4月18日 — remove() generally removes the first occurrence of an empty string and we keep iterating this process until no empty string is found in list.

2022年3月4日 — Examples of removing empty strings from a list in Python ; Case 1: Using a list comprehension. Suppose that you have the following list that ...

2010年9月14日 — Try list comprehension and string.strip() : >>> mystr = L1-nL2-n-nL3-nL4-n -n-nL5 >>> mystr.split('-n') ['L1', 'L2', '', 'L3', 'L4', ...