sample1.py

# At the terminal run the following command to install pylint.

# pip3 install pylint==2.11.1

# Create a new file named sample1.py
# Copy and paste the below code into sample1.py

# Define a function named 'add' that takes two arguments, 'number1' and 'number2'.
def add(number1, number2):
    # The function returns the sum of 'number1' and 'number2'.
    return number1 + number2

# Initialize the variable 'num1' with the value 4.
num1 = 4

# Initialize the variable 'num2' with the value 5.
num2 = 5

# Call the 'add' function with 'num1' and 'num2' as arguments and store the result in 'total'.
total = add(num1, num2)

# Print the result of adding 'num1' and 'num2' using the 'format' method to insert the values into the string.
print("The sum of {} and {} is {}".format(num1, num2, total))

# Open a terminal
# Run the below command

#pylint sample1.py