I was installing PyMC3 via Anaconda. The transaction execution was done. Post this action, my Anaconda console closes immediately on open. Unable to import PyMC3 module as well. Below is the error message that pops up before the console closes. I manage to capture a screen shot of it when it momentarily flash…
Tag: python
How to fine-tune a functional model in Keras?
Taking a pre-trained model in Keras and replacing the top classification layer to retrain the network to a new task has several examples using a Sequential model in Keras. A sequential model has methods model.pop() and model.add() which make this fairly easy. However, how is this achieved when using a functio…
Convert PyTorch tensor to python list
How do I convert a PyTorch Tensor into a python list? I want to convert a tensor of size [1, 2048, 1, 1] into a list of 2048 elements. My tensor has floating point values. Is there a solution which also works with other data types such as int? Answer Use Tensor.tolist() e.g: To remove all dimensions of size 1…
display pandas dataframe with european formatting
I found answers on the question on how to load csv files with european formatting into pandas dataframes and display them in the US format (2,345.21). However how can I display floats saved in the US format in the european format (2.345,21) in pandas. I tried to just change dot and commas here: from to but th…
OpenCV: “[ WARN:0] terminating async callback” when attempting to take a picture
I am trying to take a picture from the defualt carmera with python, to do this I am using openCV (import cv2 as cv from python shell). However, when I attempt to disable the camera it closes but with the error [ WARN:0] terminating async callback. This is code I am trying to run: The code outputs the desired …
How do I zip an entire folder (with subfolders) and serve it through Flask without saving anything to disk
I have a folder structure on my web server that I would like to serve as a zipped archive through Flask. Serving a file through Flask is pretty straight forward through Flasks send_file: Zipping can get accomplished in various ways like with shutil.make_archive or zipfile, but i cannot figure out how to zip t…
Plotting Pandas DataFrame from pivot
I am trying to plot a line graph comparing the Murder Rates of particular States through the years 1960-1962 using Pandas in a Jupyter Notebook. A little context about where I am now, and how I arrived here: I’m using a crime csv file, which looks like this: I’m only interested in 3 columns for th…
Python: Open Excel file with win32
My code was working yesterday but today when I tried running it again it threw me an error and I’ve try to figure this out but I couldn’t. Hope you can help me out here. Thanks much! And this is the error the system threw: —> 11 wb = excel.Workbooks.Open(file) com_error: (-2147352567, …
Is there a way to resize the Combobox entry size?
I know there are many ways to change the drop down list/list box font, my question is how could you adjust the entry field at the same time, the part circled in red. How do I make it the same size as the label next to it? In other word, how do i make the drop down arrow bigger? Answer
Random Forest tuning with RandomizedSearchCV
I have a few questions concerning Randomized grid search in a Random Forest Regression Model. My parameter grid looks like this: and my code for the RandomizedSearchCV like this: is there any way to calculate the Root mean square at each parameter set? This would be more interesting to me as the R^2 score? If…