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pandas

Convert floats to ints in Pandas?

August 19, 2022 by Magenaut

I’ve been working with data imported from a CSV. Pandas changed some columns to float, so now the numbers in these columns get displayed as floating points! However, I need them to be displayed as integers or without comma. Is there a way to convert them to integers or not display the comma?

Categories Python, Q&A Tags dataset, floating-point, integer, pandas, python Leave a comment

Pandas read_sql with parameters

August 19, 2022 by Magenaut

Are there any examples of how to pass parameters with an SQL query in Pandas?

Categories Python, Q&A Tags pandas, psycopg2, python, sql Leave a comment

Compare two columns using pandas

August 19, 2022 by Magenaut

Using this as a starting point:

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

Find the max of two or more columns with pandas

August 19, 2022 by Magenaut

I have a dataframe with columns A,B. I need to create a column C such that for every record / row:

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

Python matplotlib multiple bars

August 19, 2022 by Magenaut

How to plot multiple bars in matplotlib, when I tried to call the bar function multiple times, they overlap and as seen the below figure the highest value red can be seen only.
How can I plot the multiple bars with dates on the x-axes?

Categories Python, Q&A Tags bar-chart, matplotlib, pandas, python, seaborn Leave a comment

Unnest (explode) a Pandas Series

August 19, 2022 by Magenaut

I have:

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

Selecting a row of pandas series/dataframe by integer index

August 19, 2022 by Magenaut

I am curious as to why df[2] is not supported, while df.ix[2] and df[2:3] both work.

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

Pandas: convert categories to numbers

August 19, 2022 by Magenaut

Suppose I have a dataframe with countries that goes as:

Categories Python, Q&A Tags binning, categorical-data, pandas, python, series Leave a comment

Get list from pandas dataframe column or row?

August 19, 2022 by Magenaut

I have a dataframe df imported from an Excel document like this:

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

plot different color for different categorical levels using matplotlib

August 19, 2022 by Magenaut

I have this data frame diamonds which is composed of variables like (carat, price, color), and I want to draw a scatter plot of price to carat for each color, which means different color has different color in the plot.

Categories Python, Q&A Tags matplotlib, pandas, python, seaborn, visualization 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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