How to download image using requests
I’m trying to download and save an image from the web using python’s requests module.
python
How do I protect Python code from being read by users?
I am developing a piece of software in Python that will be distributed to my employer’s customers. My employer wants to limit the usage of the software with a time-restricted license file.
Why does the division get rounded to an integer?
I was trying to normalize a set of numbers from -100 to 0 to a range of 10-100 and was having problems only to notice that even with no variables at all, this does not evaluate the way I would expect it to:
Why does concatenation of DataFrames get exponentially slower?
I have a function which processes a DataFrame, largely to process data into buckets create a binary matrix of features in a particular column using pd.get_dummies(df[col]).
How do you run a Python script as a service in Windows?
I am sketching the architecture for a set of programs that share various interrelated objects stored in a database. I want one of the programs to act as a service which provides a higher level interface for operations on these objects, and the other programs to access the objects through that service.
How to match a whole word with a regular expression?
I’m having trouble finding the correct regular expression for the scenario below:
How do I plot in real-time in a while loop using matplotlib?
I am trying to plot some data from a camera in real time using OpenCV. However, the real-time plotting (using matplotlib) doesn’t seem to be working.
What is the python “with” statement designed for?
I came across the Python with statement for the first time today. I’ve been using Python lightly for several months and didn’t even know of its existence! Given its somewhat obscure status, I thought it would be worth asking:
pandas create new column based on values from other columns / apply a function of multiple columns, row-wise
I want to apply my custom function (it uses an if-else ladder) to these six columns (ERI_Hispanic, ERI_AmerInd_AKNatv, ERI_Asian, ERI_Black_Afr.Amer, ERI_HI_PacIsl, ERI_White) in each row of my dataframe.
What does Python’s eval() do?
In the book that I am reading on Python, it keeps using the code eval(input('blah'))