IT 116: Introduction to Scripting - Class 13 Exercise

IT 116: Introduction to Scripting
Class 13 Exercise

Practice in interactive mode

Run Idle on your machine
```
python3
```

Practice with the math module

>>> import math

>>> math.pi
>>> math.cos(math.pi)
>>> math.floor(7.8)
>>> math.ceil(7.1)

Practice with the random module

>>> import random

>>> for i in range(10):
...   print(random.randint(1,10))
...

Script for this exercise

Open a text editor
A program like Sublime.
Do not use Word or Notepad.
Copy the text below into the file

Save the file as ex13.py
Run this script in IDLE
Open the script file in IDLE. Under the Run menu, select Run Module.

You should see

The value of pi is 3.141592653589793
The cosine of pi is -1.0
The floor of pi is 3
The ceiling of pi is 4
86
78
32
69
11

Dice game
4 4
4 2
2 4
6 2
1 6
You rolled a 7 after 5 tries

Unix Setup

Log in to users3.cs.umb.edu
You will be in your home directory.
Go to your it116 directory
```
cd it116
```
Go to your ex directory
```
cd ex
```
Create a directory for this exercise
```
mkdir  ex13
```
Check that the directory was created
```
ls
```

Copy the file to Unix

Open FileZilla and connect to users3.cs.umb.edu
You will have to connect using your Unix username and password.
Copy the file to the to it116/ex/ex13

Testing the script on Unix

Connect to users3.cs.umb.edu
Use an ssh client.
Go to the directory for this exercise
```
cd  it116/ex/ex13
```
Run this script
```
python3 ex13.py
```

You should see

The value of pi is 3.141592653589793
The cosine of pi is -1.0
The floor of pi is 3
The ceiling of pi is 4
86
78
32
69
11

Dice game
4 4
4 2
2 4
6 2
1 6
You rolled a 7 after 5 tries

Running my test script on your script

If you want to run my text script on your Class Exercise script do the following
Run ex13.sh on your script
```
~ghoffman/it116_test/ex13.sh
```
The script will prompt you for your Unix username.