environment variables PYSPARK_PYTHON and PYSPARK_DRIVER_PYTHON?

I have installed pyspark recently. It was installed correctly. When I am using following simple program in python, I...

TypeError: 'str' object is not callable (Python)?

Code: import urllib2 as u import os as o inn = 'dword.txt' w = open(inn) z = w.readline() b = w.readline() c = w.re...

Convert image to a matrix in python?

I want to do some image processing using Python. Is there a simple way to import .png image as a matrix of greyscal...

Cartesian product of x and y array points into single array of 2D points?

I have two numpy arrays that define the x and y axes of a grid. For example: x = numpy.array([1,2,3]) y = numpy.ar...

Python read next()?

next() in python does not work. What is an alternative to reading next line in Python? Here is a sample: filne = "D...

How to manually stop a Python script that runs continuously on linux?

I have a Python script that is running and continuously dumping errors into a log file. I want to edit the script a...

Uninstalling Python 3 on a Mac?

I installed Python 3 to learn Python and quickly realized that django isn't compatible with Python 3. How do I unin...

`jupyter notebook` throws `jupyter` is not recognised error in cmd win 10?

I moved the question from stackoverflow as it is said that this stack is more suitable I am using an python 3.8 in ...

Fail to install Spyder 3.3.6 in Anaconda with Python 3.5 version?

I created a new environment in Anaconda choosing Python 3.5 as the version. As I continue installing the Spyder soft...

Please Help installing Qt centos 7?

I have 2 python versions, python3.6 is installed on virtualenv for development use, I am trying to install PyQt and ...

Pyinstaller command not found?

(I am on Linux, and use SuperUser as Stackoverflow told me to go here!) I want to use pyinstaller, so I followed th...

How can I open Python files in IDLE from Windows??

I'm new to Python. I use Python 2.7 and I am running Windows Vista (64-bit). How do I make it when I click on .py sc...

why pip install turtle (graphics) error?

I get the following error when installing turtle, what should I do? $ sudo pip install turtle --proxy http://10.144...