Skip to content

Magenaut

  • Home
  • Topics
    • Notes
    • Tutorial
    • Bug fixing
    • Extension
    • Server
  • Q&A
  • Privacy Policy
  • About

python

TypeError: a bytes-like object is required, not ‘str’ in python and CSV

August 19, 2022 by Magenaut

TypeError: a bytes-like object is required, not ‘str’

Categories Python, Q&A Tags beautifulsoup, csv, html-table, python, python-3.x Leave a comment

Selenium Compound class names not permitted

August 19, 2022 by Magenaut

I have the below code that clicks on an element to pop up a screen and copy the text in it

Categories Python, Q&A Tags class-names, css-selectors, python, selenium, xpath Leave a comment

Matplotlib scatter plot legend

August 19, 2022 by Magenaut

I created a 4D scatter plot graph to represent different temperatures in a specific area. When I create the legend, the legend shows the correct symbol and color but adds a line through it. The code I’m using is:

Categories Python, Q&A Tags legend, matplotlib, python, scatter-plot Leave a comment

Speeding up pandas.DataFrame.to_sql with fast_executemany of pyODBC

August 19, 2022 by Magenaut

I would like to send a large pandas.DataFrame to a remote server running MS SQL. The way I do it now is by converting a data_frame object to a list of tuples and then send it away with pyODBC’s executemany() function. It goes something like this:

Categories Python, Q&A Tags pandas-to-sql, pyodbc, python, sqlalchemy Leave a comment

python class instance variables and class variables

August 19, 2022 by Magenaut

I’m having a problem understanding how class / instance variables work in Python. I don’t understand why when I try this code the list variable seems to be a class variable

Categories Python, Q&A Tags class, instance, python, variables Leave a comment

Deep copy of a dict in python

August 19, 2022 by Magenaut

I would like to make a deep copy of a dict in python. Unfortunately the .deepcopy() method doesn’t exist for the dict. How do I do that?

Categories Python, Q&A Tags python, python-3.x Leave a comment

Class method decorator with self arguments?

August 19, 2022 by Magenaut

How do I pass a class field to a decorator on a class method as an argument? What I want to do is something like:

Categories Python, Q&A Tags python, python-decorators Leave a comment

Assigning to variable from parent function: “Local variable referenced before assignment”

August 19, 2022 by Magenaut

Isn’t ‘c’ being accessed in both cases of ‘+=’ in funcB and ‘=’ in funcC?

Categories Python, Q&A Tags python Leave a comment

Creating a new column based on if-elif-else condition

August 19, 2022 by Magenaut

I have a DataFrame df:

Categories Python, Q&A Tags conditional, pandas, python Leave a comment

Selenium waitForElement

August 19, 2022 by Magenaut

How do I write the function for Selenium to wait for a table with just a class identifier in Python? I’m having a devil of a time learning to use Selenium’s Python webdriver functions.

Categories Python, Q&A Tags automated-tests, automation, python, selenium, selenium-webdriver Leave a comment
Older posts
Newer posts
← Previous Page1 … Page274 Page275 Page276 … Page830 Next →
  1. michealSmith07 on Is there a way to dynamically refresh the less command?August 21, 2022

    That is a very nice post. I like this post.

  2. anonymous on Fix libwacom9 dependency issue when upgrade DebianJune 27, 2022

    saved my day!! Thanks for the help…

  3. sreedhar on Fix libwacom9 dependency issue when upgrade DebianMay 10, 2022

    Thanks its working

  4. saintnick on Fix libwacom9 dependency issue when upgrade DebianMay 10, 2022

    remove libwacom2 worked for me as well

  5. ranafoul on Fix libwacom9 dependency issue when upgrade DebianApril 22, 2022

    apt remove libwacom2 helped on kali 2022.01. gr8

.net ajax asp.net asp.net-core asp.net-mvc asp.net-mvc-3 asp.net-mvc-4 asp.net-web-api bash c# command-line css custom-post-types custom-taxonomy dataframe dictionary django entity-framework functions gridview html iis javascript jquery json linux list matplotlib numpy pandas php plugin-development plugins posts python python-2.7 python-3.x security shell shell-script sql string vb.net webforms wp-query

© 2026 Magenaut • Built with GeneratePress