Create extra rows using date column pandas dataframe Question: Imagine I have the following data: ID Leave Type Start Date End Date 1 Sick 2022-01-01 2022-01-01 1 Holiday 2023-03-28 2 Holiday 2023-01-01 2023-01-02 3 Work 2023-01-01 2023-01-01 I need to find a way to confirm Start Date and End Date have the same value. In …
What is the polars equivalent of converting a numeric (Year) column to date in python? Question: I am new to polars and have been trying to convert just Year column to date column but failed to do so. Data import polars as pl import pandas as pd import datetime as dt import plotly.express as px …
For optimizing a webscraping project I want to compare the user input (date) with the format i want Question: I want when a user enters a date, I want it in the following format MM/DD/YYYY, so how can I check if the date the user has entered is the right format. so this what i …
Is there a way to subtract from the date a year specified in another column in python? Question: Today I have confronted some challenges. This is an example dataset: example = { "a": [‘1/1/1954 14:14′,’2/14/2001 2:00’ , ‘2/15/2002 12:00’], "b": [1936,1996,1960], } #load into df: example = pd.DataFrame(example) print(example) What I was trying to do …
Compute a combined difference of two columns and a running difference in a column Question: If there are duplicate IDs, Diff is the next End_Date minus the previous End_Date and Diff is End_Date minus Start_Date for the last duplicate ID, otherwise Diff is also End_Date minus Start_Date. My data set looks like the following: df …
How to include start and end date in pandas groupby/Grouper? Question: I have a example DataFrame below. import pandas as pd df = pd.DataFrame({ ‘date’:["2022-01-01", "2022-02-01", "2022-03-01", "2022-04-01", "2022-05-01", "2022-06-01"], ‘amount’: [2,4,3,5,6,4], ‘category’: [‘credit’, ‘credit’, ‘debit’, ‘credit’, ‘debit’, ‘credit’]}) df.date = pd.to_datetime(df.date) print(df) date amount category 0 2022-01-01 2 credit 1 2022-02-01 4 credit 2 …
Looping through ("Spanning across") dates in Python with variable months and years? Question: My requirement is to loop through calendar dates in python in 2-day increments capturing every date across multiple months or years without repeating any dates. I’m sure that sounds confusing so I’ve posted some reference visuals to demonstrate. I have written Python …
Context variables not being passed to template in Django class-based view Question: Banging my head against a wall.. I’m trying to return a table of Job objects, with views separated by month. I’m passing ‘year’ and ‘month’ variables through get_context_data, yet in my template they’re returning blank strings. Even ChatGPT can’t find anything wrong lol. …
How can I sort my dates in a numpy array in order? Question: I have this numpy array called all_periods: array([’01/01/2021′, ’01/01/2022′, ’02/01/2021′, ’02/01/2022′, ’03/01/2020′, ’03/01/2021′, ’03/01/2022′, ’04/01/2020′, ’04/01/2021′, ’04/01/2022′, ’05/01/2020′, ’05/01/2021′, ’06/01/2020′, ’06/01/2021′, ’07/01/2020′, ’07/01/2021′, ’08/01/2020′, ’08/01/2021′, ’09/01/2020′, ’09/01/2021′, ’10/01/2020′, ’10/01/2021′, ’11/01/2020′, ’11/01/2021′, ’12/01/2020′, ’12/01/2021′], dtype=object) I want to sort this by day, month …
Creating a column that takes a Week Number and Year and returns a Date Question: I’m currently working with a dataframe where I created a Year and Week # column. I’m trying to create a new column Date that gives me the date for a from the Year and Week # columns. This is what …
