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python

Python Pandas read_csv skip rows but keep header

August 13, 2022 by Magenaut

I’m having trouble figuring out how to skip n rows in a csv file but keep the header which is the 1 row.

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

How to generate a repeatable random number sequence?

August 13, 2022 by Magenaut

I would like a function that can generate a pseudo-random sequence of values, but for that sequence to be repeatable every run. The data I want has to be reasonably well randomly distributed over a given range, it doesn’t have to be perfect.

Categories Python, Q&A Tags cpython, python, random Leave a comment

Pandas Left Outer Join results in table larger than left table

August 13, 2022 by Magenaut

From what I understand about a left outer join, the resulting table should never have more rows than the left table…Please let me know if this is wrong…

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

What is a Python bytestring?

August 13, 2022 by Magenaut

What’s a Python bytestring?

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

Apply fuzzy matching across a dataframe column and save results in a new column

August 13, 2022 by Magenaut

I have two data frames with each having a different number of rows. Below is a couple rows from each data set

Categories Python, Q&A Tags fuzzy-search, fuzzywuzzy, pandas, python Leave a comment

Tensorflow: How to get a tensor by name?

August 13, 2022 by Magenaut

I’m having trouble recovering a tensor by name, I don’t even know if it’s possible.

Categories Python, Q&A Tags python, scope, tensorflow Leave a comment

python getoutput() equivalent in subprocess

August 13, 2022 by Magenaut

I want to get the output from some shell commands like ls or df in a python script. I see that commands.getoutput(‘ls’) is deprecated but subprocess.call(‘ls’) will only get me the return code. I’ll hope there is some simple solution. Answers: Thank you for visiting the Q&A section on Magenaut. Please note that all the … Read more

Categories Python, Q&A Tags command, python, shell, subprocess Leave a comment

Python TypeError: non-empty format string passed to object.__format__

August 13, 2022 by Magenaut

I hit this TypeError exception recently, which I found very difficult to debug. I eventually reduced it to this small test case:

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

Replace part of a string in Python?

August 13, 2022 by Magenaut

I used regular expressions to get a string from a web page and part of the string may contain something I would like to replace with something else. How would it be possible to do this? My code is this, for example:

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

Python Error: “ValueError: need more than 1 value to unpack”

August 13, 2022 by Magenaut

In Python, when I run this code:

Categories Python, Q&A Tags arguments, python 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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