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python

Convert string to variable name in python

August 21, 2022 by Magenaut

I have any string. like ‘buffalo’, x='buffalo' I want to convert this string to some variable name like, buffalo=4 not only this example, I want to convert any input string to some variable name. How should I do that (in python)? Answers: Thank you for visiting the Q&A section on Magenaut. Please note that all … Read more

Categories Python, Q&A Tags python, python-2.7 Leave a comment

Speed up millions of regex replacements in Python 3

August 21, 2022 by Magenaut

I have two lists:

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

How to POST JSON data with Python Requests?

August 21, 2022 by Magenaut

I need to POST a JSON from a client to a server. I’m using Python 2.7.1 and simplejson. The client is using Requests. The server is CherryPy. I can GET a hard-coded JSON from the server (code not shown), but when I try to POST a JSON to the server, I get “400 Bad Request”.

Categories Python, Q&A Tags cherrypy, json, python, python-requests Leave a comment

What is a clean “pythonic” way to implement multiple constructors?

August 21, 2022 by Magenaut

I can’t find a definitive answer for this. As far as I know, you can’t have multiple __init__ functions in a Python class. So how do I solve this problem?

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

Convert DataFrame column type from string to datetime

August 21, 2022 by Magenaut

How can I convert a DataFrame column of strings (in dd/mm/yyyy format) to datetimes?

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

Conditional Replace Pandas

August 21, 2022 by Magenaut

I have a DataFrame, and I want to replace the values in a particular column that exceed a value with zero. I had thought this was a way of achieving this:

Categories Python, Q&A Tags conditional-statements, pandas, python, replace, series Leave a comment

Concatenate strings from several rows using Pandas groupby

August 21, 2022 by Magenaut

I want to merge several strings in a dataframe based on a groupedby in Pandas.

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

How to search and replace text in a file?

August 21, 2022 by Magenaut

How do I search and replace text in a file using Python 3?

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

Modifying list while iterating

August 21, 2022 by Magenaut

Python 3.0 range() now behaves like xrange() used to behave, except it works with values of arbitrary size. The latter no longer exists.

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

Using numpy to build an array of all combinations of two arrays

August 21, 2022 by Magenaut

I’m trying to run over the parameters space of a 6 parameter function to study its numerical behavior before trying to do anything complex with it, so I’m searching for an efficient way to do this.

Categories Python, Q&A Tags arrays, cartesian-product, multidimensional-array, numpy, 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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