We have listed five of the most useful Python libraries and the commands to install them. Numpy: For numeric calculation and array manipulation. Installation Command: pip install numpy.

Devs unknowingly use “malicious” modules snuck into official Python repository Code packages available in PyPI contained modified installation scripts.

Python’s package ecosystem lets you leverage the work of millions of other Python developers with a simple pip install command. And Python’s virtual environments let you isolate projects and ...

Download the latest Python version from python.org.; Run the executable file. Now, click Install now, make sure to include PIP and IDLE and check “Add Python to PATH”. You will be asked if you ...

The py launcher—or just py for short—is a shortcut to all the installed versions of Python on your system. With a command-line switch, you can see at a glance all the Python interpreters you ...

sys.exit(1) print "%s" % str(num1 + num2) Thankfully, Python has a number of modules to deal with command-line arguments. My personal favorite is OptionParser. OptionParser is part of the optparse ...