Files and CSV Output-Welcome to Python Functions, Files, and Dictionaries!
Introduction to the Specialization
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Welcome to Python Functions, Files, and Dictionaries
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Syllabus
How to Use the Interactive Textbook
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Help Us Learn More About You!
Syllabus
Files and CSV Output-Files
Introduction: Files
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Introduction: Working with Data Files
Reading a File
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Reading a File
Alternative File Reading Methods
Iterating Over Lines in a File
Finding a File in Your File System
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Finding a File in your File System
Writing to a File
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Writing to a File
Using With to Open Files
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Using With to Open Files
Recipe for Reading and Processing a File
Conclusion: Files
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Files and CSV Output-CSV Output
Introduction: .csv Format
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Reading a .csv File
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CSV Format
Reading a .csv File
Writing Data to a .csv File
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Writing Data to a .csv File
Tips on File Naming
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Tips on Handling Files
Conclusion: .csv Format
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Dictionaries and Dictionary Accumulation-Dictionary Mechanics
Introduction: Dictionary Learning Goals
Dictionaries
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Demonstration: Dictionary Basics
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Introduction: Dictionaries
Dictionary Operations
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Dictionary Operations
Dictionary Methods
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Demonstration: Dictionary Methods
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Dictionary Methods
Aliasing and Copying with Dictionaries
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Aliasing and Copying
Dictionaries and Dictionary Accumulation-Dictionary Accumulation
Dictionary Accumulation
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Demonstration: Dictionary Accumulation
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Introduction: Accumulating Multiple Results in a Dictionary
Accumulating Results From a Dictionary
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Demonstration: Accumulating Results From a Dictionary
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Accumulating Results From a Dictionary
Accumulating the Best Key
When to Use a Dictionary
Functions and Tuples-Function Basics
Introduction: Functions
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Introduction to Functions
Defining Functions
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Function Definition
Function Invocation
Positional Parameter Passing
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Function Parameters
Returning Values
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Returning a Value from a Function
Way of the Programmer: Decoding a Function
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Decoding a Function
A Function that Accumulates
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A Function that Accumulates
Conclusion: Functions
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Functions and Tuples-Local and Global Variables, and Side Effects
Introduction: Variable Scoping and Side Effects
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Local and Global Variables
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Local Variables
Global Variables
Function Composition
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Function Composition
Flow of Execution Summary
Print vs. Return
Mutable Objects and Side Effects
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Passing Mutable Objects
Side Effects
Conclusion: Variable Scoping and Side Effects
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Functions and Tuples-Tuples
Introduction: Tuple Packing and Unpacking
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Introduction
Tuple Packing
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Tuple Packing
Tuples as Return Values
Tuple Assignment with Unpacking
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Tuple Assignment with Unpacking
Unpacking Into Iterator Variables
Conclusion: Tuple Packing and Unpacking
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More Iteration and Advanced Functions-While Loop
Introduction
The While Statement
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The While Statement
The Listener Loop
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The Listener Loop
Randomly Walking Turtles
Break and Continue
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Break and Continue
Way of the Programmer: Infinite Loops
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Infinite Loops
More Iteration and Advanced Functions-Advanced Functions
Optional Parameters
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Introduction: Optional Parameters
Keyword Parameters
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Keyword Parameters
Anonymous Functions with Lambda Expressions
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Anonymous Function with Lambda Expressions
Programming With Style
Sorting-Sorting Basics
Introduction: Sorting Basics
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Invoking .Sort and Sorted
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Introduction: Sorting with Sort and Sorted
Optional Reverse Parameter
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Optional Reverse Parameter
Optional Key Parameter
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Optional Key Parameter
Conclusion - Sorting Basics
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Sorting-Sorting Dictionaries, Breaking Ties
Introduction: Advanced Sorting
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Sorting a Dictionary's Keys
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Sorting a Dictionary's Keys
Breaking Ties
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Breaking Ties
Way of the Programmer: When to Use a Lambda Expression
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When to Use Lambda vs. Function
Conclusion: Advanced Sorting
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Sorting-Python Functions, Files, and Dictionaries - Final Course Project
Introduction - Final Course Project
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Sorting-Course Feedback
Course Feedback
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