How to print a list more nicely?
This is similar to How to print a list in Python “nicely”, but I would like to print the list even more nicely — without the brackets and apostrophes and commas, and even better in columns.
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Read data (.dat file) with Pandas
How do I read the following (two columns) data (from a .dat file) with Pandas
Create a zip file from a generator in Python?
I’ve got a large amount of data (a couple gigs) I need to write to a zip file in Python. I can’t load it all into memory at once to pass to the .writestr method of ZipFile, and I really don’t want to feed it all out to disk using temporary files and then read it back.
Python: Exporting environment variables in subprocess.Popen(..)
I am having an issue with setting an environment variable on a call to subprocess.Popen. The environment variable does not seem to be getting set. Any suggestions on how to properly set environmental variables for a Python commandline call?
Add commas into number string
I have a value running through my program that puts out a number rounded to 2 decimal places at the end, like this: print ("Total cost is: ${:0.2f}".format(TotalAmount)) Is there a way to insert a comma value every 3 digits left of the decimal point? e.g. 10000.00 becomes 10,000.00 or 1000000.00 becomes 1,000,000.00. Answers: Thank … Read more
Max in a sliding window in NumPy array
I want to create an array which holds all the max()es of a window moving through a given numpy array. I’m sorry if this sounds confusing. I’ll give an example. Input:
Get value of an input box using Selenium (Python)
I am trying to extract the text in an input box,
Accessing dictionary items by position in Python 3.6+ efficiently
I understand dictionaries are insertion ordered in Python 3.6+, as an implementation detail in 3.6 and official in 3.7+.
In python, how to capture the stdout from a c++ shared library to a variable
For some other reasons, the c++ shared library I used outputs some texts to standard output. In python, I want to capture the output and save to a variable. There are many similar questions about redirect the stdout, but not work in my code.
How to convert a time string to seconds?
I need to convert time value strings given in the following format to seconds, for example: