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python

How to calculate difference between two dates in weeks in python

August 13, 2022 by Magenaut

I’m trying to calculate the difference between two dates in “weeks of year”. I can get the datetime object and get the days etc but not week numbers. I can’t, of course, subtract dates because weekends can’t be ensured with that.

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

How can I use seaborn without changing the matplotlib defaults?

August 13, 2022 by Magenaut

I am trying to use seaborn, because of its distplot function. But I prefer the default matplotlib settings. When I import seaborn, it changes automatically the appearance of my figure.

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

building Python from source with zlib support

August 13, 2022 by Magenaut

When building Python 3.2.3 from source on Ubuntu 12.04, the zlib module is not available.

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

Filling missing values using forward and backward fill in pandas dataframe (ffill and bfill)

August 13, 2022 by Magenaut

Beginner with panda dataframes. I have this data set below with missing values for column A and B (Test.csv):

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

Python: Is it possible to change line color in a plot if exceeds a specific range?

August 13, 2022 by Magenaut

Is it possible to change the line color in a plot when values exceeds a certain y value?
Example:

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

How to solve “OSError: telling position disabled by next() call”

August 13, 2022 by Magenaut

I am creating a file editing system and would like to make a line based tell() function instead of a byte based one. This function would be used inside of a “with loop” with the open(file) call. This function is part of a class that has:

Categories Python, Q&A Tags error-handling, file-io, next, python Leave a comment

numpy array concatenate: “ValueError: all the input arrays must have same number of dimensions”

August 13, 2022 by Magenaut

How to concatenate these numpy arrays?

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

Add an element in each dictionary of a list (list comprehension)

August 13, 2022 by Magenaut

I have a list of dictionaries, and want to add a key for each element of this list.
I tried:

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

What is the best way to iterate over multiple lists at once?

August 13, 2022 by Magenaut

Let’s say I have two or more lists of same length. What’s a good way to iterate through them? a, b are the lists. for i, ele in enumerate(a): print ele, b[i] or for i in range(len(a)): print a[i], b[i] or is there any variant I am missing? Is there any particular advantages of using … Read more

Categories Python, Q&A Tags python Leave a comment

How do I serialize a Python dictionary into a string, and then back to a dictionary?

August 13, 2022 by Magenaut

How do I serialize a Python dictionary into a string, and then back to a dictionary? The dictionary will have lists and other dictionaries inside it.

Categories Python, Q&A Tags dictionary, list, python, serialization, string 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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