My DataFrame: Output required: Approach tried so far: Answer Use GroupBy.apply with lambda function: Duplicated keys not exist in python dictionary. You can aggregate values, e.g. by sum:
Tag: python
pyautogui throws me error message. How can I fix my code?
It gives me error message like below. How can I fix this? I made a code as below. I think that if x.size == 0: is the problem. When I do print(x), I get the same error message. Answer This was changed in version 0.9.41. After that point, if the window is not found, it raises an exception. Before that
Python Error: ‘float’ object has no attribute ‘replace’
I am an R User that is trying to learn more about Python. I found this Python library that I would like to use for address parsing: https://github.com/zehengl/ez-address-parser I was able to try an example over here: I have the following file that I imported: I then applied the above function and export the f…
Optimize conversion of numpy ndarray to string
I am currently doing a python program to convert from image to hex string and the other way around. I need two functions, one that takes an image and returns a hex string that corresponds to the RGB values of each pixel, and another function that takes a hex string, two ints, and generates a visible image of …
How to make recursive function hold it’s original parameter value?
I’m trying to write a function that calculates the determinant of a square matrix using recursion. The parameter of the oldest function – the first one called – changes to the matrix returned by scale_down() and I don’t know why. I tried substituting “matrix” with “va…
In Python code below, how can I immediately exit the code?
I have been trying below this two days, but cannot make it work. I have tried , and so on. I have tried the code, but it terminates only after 30 seconds or 1 minute. It seems like “listener” in the code makes the code complicated. I need to make the code terminate immediately when I press ESC. &#…
Add two legends in the same plot
I’ve a x and y. Both are flattened 2D arrays. I’ve two similar arrays, one for determining the colour of datapoint, another for determining detection method (“transit” or “radial”), which is used for determining the marker shape. Since there can be only one type of marker i…
Text-Based RPG Python Bug
i’m new to python and am trying to make a text-based RPG using VScode. I keep running into this bug and i’m not sure what is causing it, please help me :O Here is the code: and here’s what to enter to encounter the error: Right there, where it says [‘forest’], it should say [R…
Remove text lines and strip lines with condition in python
I have a text file in this format: I want to remove the lines that don’t have a [number1,number2,number3,number4,1] or [number1,number2,number3,number4,5] ending and also strip the text line and remove the [blocks] -> [number1,number2,number3,number4,number5] that don’t fulfill this condition. …
why does not pyfirmata import?
I just wanted to make python and Arduino work together. I saw tutorial that showed that we need library called “Pyfirmata” to do it. when I type “pip install pyfirmata” in command prompt, it shows that the library is already installed. but when I type “import pyfirmata” in …