Is there a method I can use to output the inferred schema on a large CSV using pandas? In addition, any way to have it tell me with that type if it is nullable/blank based off the CSV? File is about 500k rows with 250 columns. With my new job, I’m constantly being handed CSV files with zero format docum…
Good way to “wrap” the opening and closing of a database around functions in Python?
I’ve looked at a few related questions on StackOverflow and at some documentation/guides regarding wrappers, all of which tells me “no,” but this doesn’t seem right. That said, I’m very new to programming, so 🤷♂️ Problem: Opening and closing a database (using python/sqlite3) req…
Python IF statement chain error, can I use non-boolean’s in this way?
Python newbie here, unsure if this is the correct method but i’m having issues when trying to get the following to run: Output: Why does the code not print anything when answering “pizza”, “chinese” or “indian” and just moves onto “Are you happy with your select…
Python embedded. timestamp() return same time over multiple seconds
I have implemented a system of callbacks. I want to display the time in unix epoch when I call the function. For example: In game: Why datetime.now().timestamp() return same time? The same problem with time.time() I use Python 3.8 x32 Answer The type of a timestamp is float, which is a floating point type of …
Can not print specifict values from an api response dictionnary (Dango)
i’m ne to Django and APIs and i’m struggling with this for days. Here’s my views.py file : And here’s the index.html : But when i try to do for example : i get an error : (TemplateSyntaxError at / Could not parse the remainder: ‘[“height”]’ from ‘t[“…
sum of row in the same columns in pandas
i have a dataframe something like this how do i get the sum of values between the same column in a new column in a dataframe for example: i want a new column with the sum of d1[i] + d1[i+1] .i know .sum() in pandas but i cant do sum between the same column Answer Your question is not fully
Regex capture first text group within quotes per line
I’m working on writing a simple highlighter and I need to capture the all the text including the quotes, for the first word per line. How can I adjust this to do so? Currently this gets me every group of words within quotes, however i need just the first one. Here are two regex i’ve found capture …
On AWS Lambda, Openpyxl doesn’t keep track of the image
when I have a model.xlsx with an image and this code is working perfectly on windows. (keeping the image in output.xlsx) Now when I do this on my AWS Lambda everything works perfectly BUT I don’t have the image on the output.xlsx. No error message raised. Should I raise a ticket to AWS ? openpyxl ? Why …
SpaCy can’t find table(s) lexeme_norm for language ‘en’ in spacy-lookups-data
I am trying to train a text categorization pipe in SpaCy: However, every time I call nlp.begin_training(), I get the error Running python3 -m spacy validate returns Furthermore, I have tried installing spacy-lookups-data without success. How can I resolve this error? Answer It isn’t allowed to call nlp.…
split a list of overlapping intervals into non overlapping subintervals in a pyspark dataframe
I have a pyspark dataframe that contains the columns start_time, end_time that define an interval per row. There is a column rate, and I want to know if there is not different values for a sub-interval (that is overlapped by definition); and if it is the case, I want to keep the last record as the ground trut…