Regex: capture specific string with conditions Question: Im trying to just capture the following string: u00 because i need to replace it to u00. Sometimes this characters appear with a before, in that case, i don’t want to capture it. At other times, the simbol is ", i want to capture it, but just the …
Copying substring that starts with "C" and ends with all the values after "D" in one dataframe and putting the substring into a new dataframe Question: The above photo is data stored in df_input. I would like extract the "C#D#" part from the ‘Visit’ column and place it into the column of a new dataframe …
Printing substring from one dataframe to another dataframe Question: In the df_input[‘Visit’ ] column, there are three different timepoints that I would like to extract and have print into a new dataframe (df_output). The time points are Pre, Post, and Screening. I essentially would like to make a for loop (or just a single code …
Breaking a python string in pandas dataframe Question: I have a column ‘released’ which has values like ‘June 13, 1980 (United States)’ I want to get the year from this string so I tried using the following code df[‘year_correct’] = df[‘released’].astype(str).str[‘,’:'(‘] But it is returning all the values as Nan in the new ‘year_correct’ column. …
How to save all occurences of a substring to an array in Python Question: I want to save each value between "(" and ")" from the string "obs1" to an array. obs1 = "3341 – SSS – ELO CRED – (48,00) 4526 – SSS 7837 – SSS – MASTER DEB – (25,00) 2830 – SSS …
How to count all substrings in a string, and then sort based on if they begin with a vowel Question: I tried doing it like this: # the system waits for the user’s string input word = input() # defining vowels vowels = "aeiou" #// BEGIN_TODO [count_substrings] counting all substrings in a string count_c: int …
Create a function in Python that generates a 2-column array counting the substring occurence in each element of a list and the length of each element? Question: There are two lists, string and query, both containing strings. I want to create a function that returns a 2D array showing: the number of occurrences of each …
Python program to find the 3rd position of occurrence of a given string in another given string Question: how to find Python program to find the 3rd position of occurrence of a given string in another given string. find_string("I am the the champion of the champions of the champions", "the") Asked By: kreety kishore || …
Python: What is an efficient way to loop over a list of strings and group substrings in the list? Question: Background mylist = [‘abc123’, ‘abc123456’, ‘abc12355’, ‘def456’, ‘ghi789’, ‘def4567’, ‘ghi78910’, ‘abc123cvz’] I would like to find and group the substrings in the list into a list of tuples where the first element of the tuple …
Replacing a set of characters in a string Question: I have this code below trying to remove the leading characters of a string by using an indicator to where to stop the trim. I just want to know if there are some better ways to do this. #Get user’s input: file_name file_name = str.casefold(input("Filename: ")).strip() …
