1.1 Why Program
Explore the nature of programming and how programming a computer is different than using a computer.
Python for Everybody (Audio/PY4E)
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These are the audio lectures to supplement the textbook 'Python for Everybody: Exploring Information' and its associated web site www.py4e.com. There is also a video podcast of this material.
1.2 Hardware Architecture
In this lecture we learn abut how the computer processes and stores programs. We learn about the CPU, Memory, Storage and Input / Output devices are b...
1.3 Python as a Language
We look at how writing programs is just another form of communication. Instead of communicating with another person, we are communicating our ideas to...
1.4 What do we Say to Python?
We look at the basics of the Python language and how we write code in Python to communicate sequential steps, conditional steps and repeated steps.
2.1 Building Blocks of Python
We look at Python's reserved words, how we name and use variables, why we choose meaningful (mnemonic) variable names and how assignment statements fu...
2.2 Expressions
We look at how we use various numerical and string operations to compute new information and store the new values in variables.
3.1 If-Then-Else
The most basic conditional structure is the if statement where we either execute or skip a segment of code based on the results of a logical expressio...
3.2 More Conditional Statements
In this lecture we look at multi-branch if statements and the try-except concept where we can indicate a group of statements to be executed if somethi...
4.1 Using Pre-Defined Functions
We look at how code flows into and out of functions as well has how we pass information into functions and get results returned to us.
4.2 Building our Own Functions
We look at how to build our own functions using parameters and arguments as well as how we return results to the code that is calling our functions.