Python Vectorization Split String Question: I want to use vectorization to create a column in a pandas data frame that retrieve the second/last part of a string, from each row in a column, that is split on ‘_’. I tried this code: df = pd.DataFrame() df[‘Var1’] = ["test1_test2","test3_test4"] df[‘Var2’] = [[df[‘Var1’].str.split(‘_’)][0]][0] df Var1 Var2 0 …
How to split a nested list into separate lists? Question: I have a list as follows [[‘Norm,Macdonald’, ’61’, ‘459000’], [‘Paul,McCartney’, ’79’, ‘2789000’], [‘Samuel,Hui’, ’73’, ‘538000’]] For the desired output it would be something like [[‘Norm’, ‘Macdonald’, ’61’, ‘459000’], [‘Paul’, ‘McCartney’, ’79’, ‘2789000’], [‘Samuel’, ‘Hui’, ’73’, ‘538000’]] How should I split it to make it look …
How to change names to some friendly names in python? Question: I have few dummy function names and I want to transform them as follows: sample case 1 input : getDataType output: Data_Type sample case 2 input: getDatasetID output: Dataset_ID My code is as below: def apiNames(funcName): name = funcName.split("get")[1] print(”.join(‘_’ + char if char.isupper() …
How to use regular expression to replace split() in python Question: i have a simple function which takes a s3 uri as input, and extracts its bucket name and key: def fun(s3_uri): bucket = s3_uri.split("/")[2] key = "/".join(s3_uri.split("/")[3:]) return bucket, key My question is: this clearly works, but what if the given s3_uri doesn’t have …
Split a csv file into multiple files based on a pattern Question: I have a csv file with the following structure: time,magnitude 0,13517 292.5669,370 620.8469,528 0,377 832.3269,50187 5633.9419,3088 20795.0950,2922 21395.6879,2498 21768.2139,647 21881.2049,194 0,3566 292.5669,370 504.1510,712 1639.4800,287 46709.1749,365 46803.4400,500 I’d like to split this csv file into separate csv files, like the following: File 1: time,magnitude …
Extracting values after a split to create a new column with a yes or no in Python Question: sampleID comorbidities P01 hypertension, diabetes P02 hypertension, diabetes P03 diabetes P04 CHD, asthma P05 asthma, hypertension Hello, I am new to coding and am currently working on some data cleaning using Python and I am trying to …
python string split by comma that appears only between two specific characters that is >< Question: I have a string: <div class="options mceEditable">The membrane is a dynamic structure, and its constituents are in constant movement.</div>, <div class="options mceEditable">The lipids component of the membrane constitutes a bilayer of hydrophilic ends</div>, <div class="options mceEditable">The lipid content of …
How to map a function over a dataframe field that is a list Question: I have spent hours troubleshooting this and really appreciate your help! Each node can have multiple activities, and each activity can have up to two associated grades, which were an ARRAY type in SQL. My goal is to get the minimum …
How to remove certain words from text while keeping punctuation marks Question: I have the following code that removes Bangla words from given text. It can remove listed words from text successfully, but it fails to remove a word with punctuation. For example, here, from input text "বিশ্বের তথা দূষিত না বায়ুর না, শহরের না।", …
Is there a function to replace a single character in a string in an nested list in python? Question: I’ve been stumped on this problem for the last few hours. In this program: It starts with a list in this format: [[“no1/0~1~2~3~4~5~6], [“no2/7~8~9~10~11~12~13] …etc] Is there a way to easily increment the first number in …
