https://docs.python.org/3.14/tutorial/index.html

• 1. Whetting Your Appetite
• 2. Using the Python Interpreter
  • 2.1 invoking the interpreter
    • 2.1.1. Argument Passing
    • 2.1.2. Interactive Mode
  • 2.2. The Interpreter and Its Environment
• 3. An Informal Introduction to Python
• 4. More Control Flow Tools
  • 4.1. if Statements
  • 4.2. for Statements
  • 4.3. The range() Function
  • 4.4. break and continue Statements
  • 4.5. else Clauses on Loops
  • 4.6. pass Statements
  • 4.7. match Statements
  • 4.8. Defining Functions
  • 4.9. More on Defining Functions
    • 4.9.5. Unpacking Argument Lists
    • 4.9.6. Lambda Expressions
    • 4.9.7. Documentation Strings
    • 4.9.8. Function Annotations
  • 4.10. Intermezzo Coding Style
• 5. Data Structures
  • 5.1. More on Lists
  • 5.2. The del statement
  • 5.3. Tuples and Sequences
  • 5.4. Sets
  • 5.5. Dictionaries
  • 5.6. Looping Techniques
  • 5.7. More on Conditions
  • 5.8. Comparing Sequences and Other Types
• 6. Modules
  • 6.1.1. Executing modules as scripts
  • 6.1.2. The Module Search Path
  • 6.1.3. “Compiled” Python files
  • 6.2. Standard Modules
  • 6.3. The dir() Function
  • 6.4. Packages
    • 6.4.1. Importing From a Package
    • 6.4.2. Intra-package References
    • 6.4.3. Packages in Multiple Directories
• 7. Input and Output
  • 7.1. Fancier Output Formatting
    • 7.1.1. Formatted String Literals
    • 7.1.2. The String format() Method
    • 7.1.3. Manual String Formatting
  • 7.2. Reading and Writing Files
    • 7.2.1. Methods of File Objects
    • 7.2.2. Saving structured data with json
• 8. Errors and Exceptions
  • 8.1. Syntax Errors
  • 8.2. Exceptions
  • 8.3. Handling Exceptions
  • 8.4. Raising Exceptions
  • 8.5. Exception Chaining
  • 8.6. User-defined Exceptions
  • 8.7. Defining Clean-up Actions
  • 8.8. Predefined Clean-up Actions
  • 8.9. Raising and Handling Multiple Unrelated Exceptions
  • 8.10. Enriching Exceptions with Notes
• 9. Classes
  • 9.1. A Word About Names and Objects
  • 9.2. Python Scopes and Namespaces
  • 9.3. A First Look at Classes
  • 9.4. Random Remarks
  • 9.5. Inheritance
    • 9.5.1. Multiple Inheritance
  • 9.6. Private Variables
  • 9.7. Odds and Ends
  • 9.8. Iterators
  • 9.9. Generators
  • 9.10. Generator Expressions
• 10. Brief Tour of the Standard Library
  • 10.1. Operating System Interface
  • 10.2. File Wildcards
  • 10.3. Command Line Arguments
  • 10.4. Error Output Redirection and Program Termination
  • 10.5. String Pattern Matching
  • 10.6. Mathematics
  • 10.7. Internet Access
  • 10.8. Dates and Times
  • 10.9. Data Compression
  • 10.10. Performance Measurement
  • 10.11. Quality Control
  • 10.12. Batteries Included
• 11. Brief Tour of the Standard Library— Part II
  • 11.1. Output Formatting
  • 11.2. Templating
  • 11.3. Working with Binary Data Record Layouts
  • 11.4. Multi-threading
  • 11.5. Logging
  • 11.6. Weak References
  • 11.7. Tools for Working with Lists
  • 11.8. Decimal Floating-Point Arithmetic
• 12. Virtual Environments and Packages
  • 12.1. Introduction
  • 12.2. Creating Virtual Environments
  • 12.3. Managing Packages with pip
• 13. What Now?
• 14. Interactive Input Editing and History Substitution
• 15. Floating-Point Arithmetic Issues and Limitations
• 16. Appendix