Useful Links
1. Introduction to Python
2. Core Language Fundamentals
3. Control Flow
4. Functions
5. Data Structures in Depth
6. Modules and Packages
7. File Input/Output
8. Error and Exception Handling
9. Object-Oriented Programming
10. Advanced Python Concepts
11. Application Areas
  1. Computer Science
  2. Programming
  3. By Language

Python Programming

1. Introduction to Python
2. Core Language Fundamentals
3. Control Flow
4. Functions
5. Data Structures in Depth
6. Modules and Packages
7. File Input/Output
8. Error and Exception Handling
9. Object-Oriented Programming
10. Advanced Python Concepts
11. Application Areas
  1. File Input/Output
    1. File Handling Basics
      1. File Objects
        1. File Representation
          1. File Attributes
          2. Opening Files
            1. open() Function
              1. File Paths
                1. Absolute Paths
                  1. Relative Paths
                  2. File Modes
                    1. Read Mode
                      1. Write Mode
                        1. Append Mode
                          1. Binary Mode
                            1. Text Mode
                          2. Closing Files
                            1. close() Method
                              1. Resource Management
                            2. Reading Files
                              1. Reading Methods
                                1. read()
                                  1. Entire File Reading
                                    1. Partial Reading
                                    2. readline()
                                      1. Single Line Reading
                                        1. Line-by-Line Processing
                                        2. readlines()
                                          1. All Lines Reading
                                            1. List of Lines
                                          2. File Iteration
                                            1. Iterating Over Lines
                                              1. Memory Efficiency
                                            2. Writing Files
                                              1. Writing Methods
                                                1. write()
                                                  1. String Writing
                                                    1. Return Values
                                                    2. writelines()
                                                      1. Multiple Line Writing
                                                        1. Sequence Writing
                                                      2. File Content Types
                                                        1. Text Files
                                                          1. Binary Files
                                                        2. Context Managers
                                                          1. with Statement
                                                            1. Automatic Resource Management
                                                              1. Exception Safety
                                                              2. Context Manager Protocol
                                                                1. enter Method
                                                                  1. exit Method
                                                                2. File Path Handling
                                                                  1. os.path Module
                                                                    1. Path Manipulation
                                                                      1. join()
                                                                        1. split()
                                                                          1. dirname()
                                                                            1. basename()
                                                                            2. Path Testing
                                                                              1. exists()
                                                                                1. isfile()
                                                                                  1. isdir()
                                                                                2. pathlib Module
                                                                                  1. Path Objects
                                                                                    1. Object-Oriented Interface
                                                                                      1. Cross-Platform Compatibility
                                                                                      2. File System Operations
                                                                                        1. Creating Directories
                                                                                          1. Listing Directory Contents
                                                                                            1. File Metadata

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                                                                                        6. Modules and Packages

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                                                                                        8. Error and Exception Handling

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