python-2.x

Calculate sum of columns of same name pandas

Calculate sum of columns of same name pandas Question: How can i search for duplicate columns in a dataframe and then create a new column with same name. the new column is result of ‘OR’ operator of these columns. Then drop old duplicated columns. Example: For that, I tried to create a unique column ‘job’ …

Total answers: 1

Python 3 2-D list initialization breaks in Python 2

Python 3 2-D list initialization breaks in Python 2 Question: I’m trying to initialize a 2-D list using list comprehensions, but I’m seeing different results in Python 2 vs. Python 3 and I have no idea why. Sample code (the import is just so I can use v3 print statements in v2): from __future__ import …

Total answers: 1

I'm trying to create a discord.py giveaway command

I'm trying to create a discord.py giveaway command Question: I’ve tried this and i didn’t really get the logic through it, I need some help making it have: Emoji Message Setting the time My Code: @bot.command() async def giveaway(ctx, msg, duration): embed=discord.Embed() embed.title=msg embed.description="React To Giveaway With To Join." embed.set_footer(text=" MTND Bot Development") embed.color=0x00ffff msg …

Total answers: 3

How to reinstall [email protected] from Homebrew?

How to reinstall [email protected] from Homebrew? Question: I have been having issues with openssl and [email protected] with brew, which have explained here (unresolved). The documented workaround to reinstall Python and openssl was not working, so I decided I would uninstall and reinstall Python. The problem is, when you try to install Python 2 with brew, …

Total answers: 13

bytes.decode() in Python2 and Python3

bytes.decode() in Python2 and Python3 Question: In the source code of sqlalchemy I see following val = cursor.fetchone()[0] if util.py3k and isinstance(val, bytes): val = val.decode() Why we do decode only for Python3 and doesn’t do it for Python2? Asked By: RudziankoŇ≠ || Source Answers: You can check out a detail documentation of string encoding …

Total answers: 2

f-strings giving SyntaxError?

f-strings giving SyntaxError? Question: I am getting an error message with my Atom reader here, where it is suggesting the first print.(f”message”) is delivering an error: File “/Users/permanentmajority/Desktop/Coding/learnpythonbook.py”, line 75 print(f”Let’s talk about {my_name}.”) ^ SyntaxError: invalid syntax [Finished in 0.077s] Code: my_name = ‘Zed A. Shaw’ my_age = 35 # not a lie my_height …

Total answers: 7

How do I parse a yaml string with python?

How do I parse a yaml string with python? Question: I see an API and many examples on how to parse a yaml file but what about a string? Asked By: gae123 || Source Answers: Here is the best way I have seen so far demonstrated with an example: import yaml dct = yaml.safe_load(”’ name: …

Total answers: 2

What versions of Python will work in Windows XP?

What versions of Python will work in Windows XP? Question: I would like the most advanced version of Python that still works on Windows XP. I need both Python 2 and Python 3. What versions of Python will work on Windows XP? Asked By: Fake Name || Source Answers: Any of them, python is very …

Total answers: 6

How to import a csv-file into a data array?

How to import a csv-file into a data array? Question: I have a line of code in a script that imports data from a text file with lots of spaces between values into an array for use later. textfile = open(‘file.txt’) data = [] for line in textfile: row_data = line.strip(“n”).split() for i, item in …

Total answers: 4

What is `1..__truediv__` ? Does Python have a .. ("dot dot") notation syntax?

What is `1..__truediv__` ? Does Python have a .. ("dot dot") notation syntax? Question: I recently came across a syntax I never seen before when I learned python nor in most tutorials, the .. notation, it looks something like this: f = 1..__truediv__ # or 1..__div__ for python 2 print(f(8)) # prints 0.125 I figured …

Total answers: 4