I have a “Main” dataframe which is being continuously built. Each month I merge new data into that one, however I want to remove rows that exist in both dataframes. Example “Main” Name Date Begin Time End Time Bob 03/10/2022 11:04 14:10 Dirk 05/12/2022 13:15 16:56 Steve 01/13/2022 11:1…
Tag: python
why p-value for high-correlation data is 1? what is wrong?
I try to filter correlation matrix with p-value for the following matrix I use the following code But the answer that I get it is strange, because the main correlation without filtering is and the P-value matrix is while all should be zero, I do not know what could be the reason, has someone had the same prob…
How to write a scalar Snowflake Python UDF with variable number of arguments?
I’d like to write a Snowflake scalar UDF in Python which takes a variable number of string arguments. The idea I had was to use array type for this (i.e. array can handle variable number of elements) but the issue I had with this was that as soon as a single element of array argument was NULL, Snowflake…
Getting list from a function within a different class to a function within a different class
I’m playing around with Kivy a bit and can’t understand why MenuScreen.number_list doesn’t return the list from the MenuScreen class. Answer You need to declare number_list as a class property so you can use it, otherwise it’s just a variable with its scope only inside the method. And …
Custom class to represent sets of length 1 [closed]
Closed. This question is opinion-based. It is not currently accepting answers. Want to improve this question? Update the question so it can be answered with facts and citations by editing this post. Closed 7 months ago. Improve this question I would like to write my own class Singleton that represents a set o…
How to fix this: ValueError: invalid literal for int() with base 10: [closed]
Closed. This question needs debugging details. It is not currently accepting answers. Edit the question to include desired behavior, a specific problem or error, and the shortest code necessary to reproduce the problem. This will help others answer the question. Closed 7 months ago. Improve this question Answ…
Create new column with conditions in Pandas
I have two dataframes which are: The first dataframe could be created with the Python code: and the second dataframe: I want to create a second column in the first dataframe and the value of each Date in the new column will be the value of the first Date in the second dataframe equal to or earlier than the Da…
Change the rotation of a standalone colorbar
I have a standalone colorbar that I would like to make vertical : I’ve tried oriental = ‘vertical’ in matplotlib.colorbar but it doesnt seem to work. I find this as a result but I would like this : Thank you ! Answer Three things you need to do: change the dimension, the order in add_axes is…
Keras and Tensorflow OS resource requirement
I keep getting F tensorflow/core/platform/default/env.cc:73] Check failed: ret == 0 (11 vs. 0)Thread tf_data_private_threadpool creation via pthread_create() failed. errors during training, although the machine is quite powerful: altogether 64 logical cores ulimit -s gives 32768, ulimit -u gives 1030608 I wan…
In a Python guessing game, how do you stop the lower/upper limit from changing after it’s already changed?
I’m a beginner so please forgive me if this is a dumb question. I wrote this guessing game (using a tutorial) where the user selects an upper bound and then a random number is chosen as the “secret number.” When the user makes a guess and it’s lower/higher than the secret number, the l…