I want to make a function that first merges the duplicate entries by key in a dictionary, then removes the duplicate values in each key. However, I want the removed duplicates to be relative to the other values in the value list they’re in, not the value lists of the entire dictionary. If possible, could this…
Tag: python
How to efficiently loop over an image pixel by pixel in python OpenCV?
What I want to do is to loop over an image pixel by pixel using each pixel value to draw a circle in another corresponding image. My approach is as follows: Looping this way is somewhat slow. I tried adding the @njit decorator of numba, but apparently it has problems with opencv. Input images are 32×32 p…
Split string with a certain keyword outside a string but not inside a string
I have a question about how to use regex at this condition (or can be in any solution in Python): What I want to achieve is to split the colon ‘:’ if it’s found outside a string, but don’t split it if it’s inside a string, like this example below: Regex I use: (?!B”[^”…
I can’t update the content of a Kivy label from Python
I state that this is the first time I use Kivy. The code I attached works, the only problem is that the lbl label does not update automatically but only if I press the update button. In practice, if I call the update_lbl function via the “update” button it works, when it is called automatically by…
Get a specific line before specific line in txt file after comparison
I’m doing comparison between 2 txt files and i want to add before the difference lines the name of interface which contains this line to be like below :. First file contains : Second file contains : Code is as below : code result is like below : The code result which i need to be : Answer It’s not
how can I fix this program so it won’t return ‘unknown’ for negative input (boiling_point)
Here’s the given for the problem I’m trying to solve: *python Write a function that given a mapping from material to boiling points, and a boiling point temperature, will return : the material corresponding to the boiling, if it is within 5% difference ‘UNKNOWN’ otherwise Function sign…
I keep getting a TypeError and want the program to average a list
I keep getting the error – TypeError: unsupported operand type(s) for +: ‘int’ and ‘str’ I have excluded most of the input code as it is long and not optimized. Answer it might be int(input()) not input(int()) instead. :D because int() is 0, but input() argument is a string not i…
Read, Split and Append csv to lists in python
Problem I need to build a backend function that will read the data within a csv file, split the values and append them to several lists. The program for adding/removing/displaying values form the lists is working but now I need to add file I/O. I have the file inventory.csv and have a function load_file_data(…
two conditions multiplication in pandas
I have the following dataframe, and I am trying to get revenue column by a multiplication between columnA or columnB and columnC. The condition is: if columnB is NaN, then the revenue column = columnA * columnC if columnB is not NaN, then the revenue column = columnB * columnC how do I get this revenue column…
how to add the value from the next row to the current row
I want to group by id column and add the value from the next row to the current row only for the trip column How can I transform the first data frame to the second data frame shown below? Answer I am not sure if the only thing requested is to concatenate the trip ID of the next row to