I am reading a csv file and I use a split on every line but I do not fully understand the behavior. csv file: code: This yields: but I expected the last line to be: Answer Use the delimiter arg to csv.reader to split on semicolons instead of commas:
Tag: split
What is the difference between str(Series).split() and Series.str.split()?
I wanted to know conceptually why there is difference in output using str(Series).split() and Series.str.split(), when using it on the series object. I was looking to split the date based on the punctuation: the str(Series).split() didn’t give me the desired output while the other method, using Series.s…
How to combine rows into seperate dataframe python pandas
i have the following dataset: i want to combine x y z into another dataframe like this: and i want these dataframes for each x y z value like first, second third and so on. how can i select and combine them? desired output: Answer Use GroupBy.cumcount for counter and then loop by another groupby object:
Split list until the next largest number with repeat
Python coding i want to split list shown below a=[5,4,2,5,7,5,4,10,2] if this list is given, i want to split it into b=[[5,4,2,5],[7,5,4],[10,2]] the algorithm is split until there is bigger number than 5 then 5,4,2,5 is in one list, next number is 7, so split the list until there is bigger then 7 which is 10…
How do you scan characters in multi-character multi-string arrays in Python?
I’m working on my first Python project for a device that reads a string from OCR and outputs braille. The braille device can only output 6 letters at a time. I’m stuck trying to scan each character in the 6 character long multi-string array. For simplicity’s sake, for now I only want to prin…
Python – Get Last Element after str.split()
I use pandas and I have data and the data look like this Then I split it based on ‘space’ using str.split() So the data will look like this in DataFrame How to take the StudentID for every students only and save it in new column? Answer Use a list comprehension to take the last element of each of …
Split audio files using silence detection
I’ve more than 200 MP3 files and I need to split each one of them by using silence detection. I tried Audacity and WavePad but they do not have batch processes and it’s very slow to make them one by one. The scenario is as follows: split track whereas silence 2 seconds or more then add 0.5 s at th…
How to split a pandas time-series by NAN values
I have a pandas TimeSeries which looks like this: I would like split the pandas TimeSeries everytime there occurs one or more NaN values in a row. The goal is that I have separated events. I could loop through every row but is there also a smart way of doing that??? Answer You can use numpy.split and then fil…
python split a string with at least 2 whitespaces
I would like to split a string only where there are at least two or more whitespaces. For example Results: I would like it to look like this: Answer Where s matches any whitespace character, like tnrfv and more {2,} is a repetition, meaning “2 or more”
python numpy split array into unequal subarrays
I am trying to split an array into n parts. Sometimes these parts are of the same size, sometimes they are of a different size. I am trying to use: This works fine when size divides equally into the list, but fails otherwise. Is there a way to do this which will ‘pad’ the final array with the extr…