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python

Search and replace a line in a file in Python

August 22, 2022 by Magenaut

I want to loop over the contents of a text file and do a search and replace on some lines and write the result back to the file. I could first load the whole file in memory and then write it back, but that probably is not the best way to do it.

Categories Python, Q&A Tags file, python Leave a comment

How do I put a variable’s value inside a string?

August 22, 2022 by Magenaut

I would like to put an int into a string. This is what I am doing at the moment:

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

Printing Lists as Tabular Data

August 22, 2022 by Magenaut

I am quite new to Python and I am now struggling with formatting my data nicely for printed output.

Categories Python, Q&A Tags python Leave a comment

What does the ‘b’ character do in front of a string literal?

August 22, 2022 by Magenaut

Apparently, the following is the valid syntax:

Categories Python, Q&A Tags binary, python, string, unicode Leave a comment

What’s the difference between lists and tuples?

August 22, 2022 by Magenaut

What’s the difference between tuples/lists and what are their advantages/disadvantages?

Categories Python, Q&A Tags list, python, tuples Leave a comment

CSV file written with Python has blank lines between each row

August 22, 2022 by Magenaut

If csvfile is a file object, it must be opened with the ‘b’ flag on platforms where that makes a difference.

Categories Python, Q&A Tags csv, python, windows Leave a comment

What does __all__ mean in Python?

August 22, 2022 by Magenaut

I see __all__ in __init__.py files. What does it do?

Categories Python, Q&A Tags namespaces, python, syntax Leave a comment

Change column type in pandas

August 22, 2022 by Magenaut

I want to convert a table, represented as a list of lists, into a pandas DataFrame. As an extremely simplified example:

Categories Python, Q&A Tags casting, dataframe, pandas, python, types Leave a comment

Parsing XML with namespace in Python via ‘ElementTree’

August 22, 2022 by Magenaut

I have the following XML which I want to parse using Python’s ElementTree:

Categories Python, Q&A Tags elementtree, python, xml, xml-namespaces, xml-parsing Leave a comment

How to have one colorbar for all subplots

August 22, 2022 by Magenaut

I’ve spent entirely too long researching how to get two subplots to share the same y-axis with a single colorbar shared between the two in Matplotlib.

Categories Python, Q&A Tags colorbar, matplotlib, python, subplot Leave a comment
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  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

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