kaydell

# This code needs to be placed within the .bash_profile file of the user's home directory
# You can use a text editor such as Text Wrangler.app downloaded from the following
# link to create or edit the file .bash_profile, which is an invisible file because it begins
# with a dot.
# TextWrangler: http://www.barebones.com/products/textwrangler/download.html

# set the path to our Python Library
# require that '$HOME' be set to a dir
if [ -d "$HOME" ]; then
	# set the path to our PYTHON_LIB

kaydell

#!/usr/bin/env python

import sys
print(sys.version_info)

kaydell

#!/usr/bin/env python3

import sys
print(sys.version_info)

kaydell

#!/usr/bin/env python3

def main():

    # require Python 3
    import sys
    if sys.version_info.major < 3:
        print("This program requires Python 3 or later")
        return

kaydell

# This script is a demonstration of asking the user to enter an
# int in Python 3

# ask the user to enter an int
string = input("Please enter an int: ")

# the function input() returns a str we need to convert it to be an int
n = int(string)

# echo the int back to the user

kaydell

while True:
    # read number from user
    
    # if the number is in the range to exit, then break out of this loop
    if n >= 1 and n <= 10:
        break

kaydell

#!/usr/bin/env python3

"""
Script version: Python 3 (may not work in Python 2)

This script demonstrates setting a variable to an int and to a float.
A float is sometimes called a "real" and an int is also known as a
"whole number".

The point of this demo: