Python Mastery: Build Web Apps, Automate Tasks & Explore AI

Windows users learn to install Python from python.org, add python.exe to path, verify installation with cmd, and run a simple hello world in the Python shell.

Install a newer Python version on macOS, verify with Python 3, and practice in the Python shell by printing hello world and evaluating a simple expression.

Install Visual Studio Code as the integrated development environment for Python development, download the appropriate version for Windows, Mac, or Linux, and start coding.

Install the Python extension pack in VS Code, which bundles seven extensions to improve Python development and make your VS Code learning smoother.

Create a Python project in VS Code, write and run a simple script using the built-in terminal, store code in app.py, and print messages and expressions with the print function.

Declare variables in Python by naming them, assign string values, and print results to verify output. Debug in VS Code with name errors to trace and fix undefined variables.

Explains how strings form a Python data type using variables and quotes. Demonstrates using the print function to display strings and transform them with upper, lower, and title.

Explore Python f-strings, using the strip method to remove leading and trailing whitespace, and learn how to reference variables with curly braces for flexible string formatting.

Represent numbers in Python as integers and floats, perform arithmetic, and print results. Use hash comments to annotate code and avoid reserved keywords by renaming, e.g., total instead of sum.

Learn how Python lists are ordered collections of items, accessed by zero-based indices, and how to modify, append, remove, or pop elements by index or from the end.

Master f-strings to build dynamic messages by pulling items from a list, including different types, and apply string methods like title to display names with proper capitalization.

Master sorting and reversing Python lists, accessing valid indices, and using len to determine list length, with examples using numbers and fruits.

Learn to automate tasks by iterating through lists with for loops in Python, printing each item and using indentation to control code blocks, including using f-strings to format fruit items.

Learn to build numeric lists in python using for loops and range, append values, and print the final list outside the loop, with doubling to yield square numbers.

Explore Python's built-in functions to analyze a list of numbers, using max, min, and sum to find the largest, smallest, and total values for numbers 0 through 9.

Generate a list of even numbers in python using range and the list constructor. Learn to set start, end, and step to produce 0 to 98, and print the results.

Learn practical Python code organization by starting with App.py and splitting code into smaller files, with examples like creating even numbers using a list and for loops.

Demonstrate list comprehension in Python by replacing an append loop over range(0, 10) with a one-line expression, producing a squares list and printing it.

Discover tuples as immutable lists in Python by using parentheses instead of square brackets, enabling you to loop through items without modification.

Learn how if statements drive branching by evaluating conditions as booleans and deciding actions using equality checks, assignment, and else branches in Python.

Explore Python conditional branching with else if and the in keyword, using temperature checks and list membership to decide messages, clothing tips, and registration status in practical examples.

Apply and/or logic with if statements to match activities to group interests such as art or history, deciding when to visit the museum, swim, or plan a picnic.

Master and, or, and not logical operators and their truth values. Learn that and requires both sides true, or yields true when any side is true, and not inverts.

Learn how to check for inequalities in Python using the not equal operator, with numeric and string examples and print statements.

Create a nested if statement to decide breakfast by day and fridge contents, checking Saturday and whether eggs and bacon are present for a hearty option.

Learn how Python dictionaries store data as unordered key-value pairs, declare them with curly braces, access values by keys, and use get to return None when missing.

Modify a python dictionary by adding and updating keys like email and age, and remove items with pop, popitem, del, or clear. See is employed and last item city demonstrated.

Learn how to iterate through a dictionary using for loops to access keys, values, and items, print results, and format with f-strings.

Explore nested dictionaries and looping in Python by building a family dictionary and extracting names and ages with a for loop and f-strings.

Explore how to loop through a dictionary that contains lists, using nested for loops and f-strings to print each speaker and their topics.

Build a Python program that asks for a number, converts it to int, uses the modulo operator to check divisibility by two, and prints whether it is even or odd.

Learn how while loops run while a condition is true, manage counters to avoid infinite loops, and create input prompts that quit the program by breaking the loop.

Develop a Python quiz game that uses a questions dictionary, counts questions with len, iterates with a for loop, and scores based on lowercased answers, ending with a final score.

Use a while loop to remove all occurrences of a value from the ingredients list, continuing while the condition holds, then print the updated list after removing avocado.

Build a Python program that collects dream travel destinations into a dictionary with optional notes using a while loop and user input, then prints the finished itinerary.

Explore functions in Python as building blocks that encapsulate code for reusable tasks, declare with def, call by name, and use loops to repeat outputs, enhancing readability.

Learn how to define functions, pass data with parameters, and call them with arguments in Python, using greetings and multiple inputs to produce dynamic outputs.

Understand how argument order affects function calls and adopt named parameters like name=Paulo and age=45 to improve coherence and readability in Python.

Learn to define default values for Python function parameters, use keyword arguments, and control argument order with a car detail example.

Learn how functions return values, format inputs into a string, and pass arguments with positional or keyword syntax to produce a formatted name like James Bond.

Learn to build a simple Python multiply function that returns an integer, plus an introduction to docstrings for documenting functions with triple quotes and type descriptions.

Learn how to return a dictionary from a function by building a profile with first and last names and returning it, illustrating that functions can return various types.

Pass a list as a function parameter and iterate with a for loop. Print the watering action for each plant in the list.

Learn to pass an arbitrary number of arguments in Python using *args and double asterisks, and how they populate a user info dictionary in a build profile function.

Organize Python code by creating modules and importing either whole modules or specific functions with from, using an arithmetic module with add, subtract, multiply, and divide.

Learn to alias imported modules with the as keyword, renaming arithmetic to math to call add and divide functions, and print results.