Is there a way I can replicate the number of rows in matches_df based on the row value 10 which is present in booklines. The end result is the matches df replicated ten times like this. I am looking for a programatic way of doing this instead of manually adding in the ten like so. matches_df.append([matches_df]*10,ignore_index=True) Answer Use: Or: If
Category: Questions
How to allow ElasticSearch to accept empty date fields?
I have a Python script that I use to load some data into ElasticSearch. One of the fields I am loading is a date field, which on some rare occasions can be empty. In my code, if there is no date, I assign it the string “null”: In this case, I am getting the following error: How can I make
Python chunks write to excel
I am new to python and I m learning by doing. At this moment, my code is running quite slow and it seems to take longer and longer by each time I run it. The idea is to download an employee list as CSV, then to check the location of each Employee ID by running it trough a specific page
Confused with encoding and decoding with Kafka connect
Here’s a high-level view of my pipeline: MQTT -> Kafka/MQTT bridge [producer] -> Kafka connect -> AWS Kinesis data stream -> Lambda function (decode Kinesis.record.data) -> store DynamoDB Basically, the full flow is working properly but I’m getting a weird “json” format when I’m trying to read the kinesis.record.data. It isn’t utf8. It includes utf8-encoded quoted-string-encoded-JSON records separated by a
tkinter classes problem: __init__() got an unexpected keyword argument ‘master’
I am using customtkinter which is the exact same as tkinter but prettier. how can I set the master of a tkinter frame class when the class inherits from the frame class in tkinter ?? my problem is because i want frame_right to be the master of wave_prop_inputs frame; which basically means, a frame inside a frame. I tried using
how to get .value_count and values in single data frame
This is my sample csv When I do .value_counts() I get I want to get This is my current attempt This does not concat the two df properly and does not have the ID Any suggestions? Answer You can use a groupby.agg in place of value_counts: Output:
how to use multiple when conditions in pyspark for updating column values
I am looking for a solution where we can use multiple when conditions for updating a column values in pyspark. I am currently trying to achieve a solution when we have multiple conditions in spark how we can update a column. I have one dataframe in which we have three columns DATE, Flag_values, salary: After this I have to update
error in row or column number python openpyxl
Error trace :’python openpyxl row or column value must be at at least 1′ I’m attempting to use Python to extract data and write it to an Excel spreadsheet. it gives me an error that row and column values must be at least 1. Though they are not by initialize value equal to 0, I add them by 1 and
Django – How to save model objects in another model?
Let’s say I have these two models (in models.py file): How can I merge these two models in a new model but with the same Id? So it becomes: PS: In my views.py file I called a save method like that: Thanks in advance and I really appreciate who answers that because I see that many people having the same
Subset algorithm behaves differently in Python than C++
The algorithm follows recursive approach, dividing the array in two parts: In first recursion the first part is neglected In second part the first part is added Code for C++ (Works Fine) Code for Python Answer In the C++ version, res is a by-value parameter, so a copy of the vector is made in each call. Python passes references to