Ok, at the risk of being ridiculed for not ‘trying harder’, I have a scenario that I’ve been attempting to adapt to a pythonic switch case statement. I know python has the new match method in 3.10 but I’m limited to 3.8.10 in my AWS use case. I’ve been reading up on switch cases …
How do I convert a json file to a python class?
Consider this json file named h.json I want to convert this into a python dataclass. I could use an alternative constructor for getting each account, for example: but this is limited to what arguments (email, name, etc.) were defined in the dataclass. What if I were to modify the json to include another thing…
Delete matching items of list
so i am trying to match the elements of out_list with the main_list second index values and if they match , i want to delete that certain label. Like in out list we have one label “sleeveless” so I want it deleted wherever it is in the 2nd index of main list. For example after eradication of match…
Pandas select dataframe rows between multiple date times
Current df: I have the df with Date and a float number. Date is the index and is unique. I would like to create a new df based on the dates found in the next df. I expect to get: In other word I want to filter the initial df and find all rows between all the dates found in
Filter Value x in CSV Python
I am trying to filter the AREA field. I only want to see data of AREA DE F2 How can I do this? I’ve searched Google.enter image description here Answer You need to use you have the .loc[] in the wrong position
Python: replace all characters in between two symbols that occur multiple times in a string
So I have a URL for a video file, and there is a simple hack I can do to get the audio file where I need to edit the string in a certain way. Here is the starting string: https://v.redd.it/jvjih3f894b61/DASH_1080.mp4?source=fallback I need replace the resolution DASH_1080 to DASH_audio and I figured I could j…
Setting a dropdowns values based on a different model selection
I currently have a model with 2 fields: Name & Number of Units When the first field is selected e.g. Name = Name1 I would like to display the Number Of Units saved in association with that model. e.g. Name1 has 50 units then the second < select > will show the number a list from 1 – 50 because
How create a column in dataframe1 based on a column created in dataframe2, which is derived by using groupby() on dataframe1
Firstly I apologise for how poorly worded the title is. I have 2 pandas dataframes. X_train and crunched_X_train. crunched_X_train is derived from X_train by using groupby() on a column named id. I then did some stuff on crunched_X_train such that I created a new column in this dataframe named label. For each…
Round last digit integer to nearest 9
Set-up I have a set of prices with decimals I want to end on the nearest 9, where the cut-off point is 4. E.g. 734 should be 729, 734.1 should be 739 and 733.9 should be 729. Prices can be single, double, triple, and quadruple digits with decimals. Try Now, this returns input price 757.2 as 759, as desired. H…
Unpickling and decrypting a file in memory in Python 3.7
I have a pickled .pkl file that I encrypted using the following encrpytion: I now want to decrypt and unpickle the file in memory. This is because I don’t want to alter the actual file in the storage. I tried the following: The original file is written as a pickled .pkl and then encrypted. So I figured …