Python provides a number of modules to assist in working with the Python language. These modules support tokenizing, parsing, syntax analysis, bytecode disassembly, and various other facilities.

These modules include:

• 31.1. parser — Access Python parse trees
  • 31.1.1. Creating ST Objects
  • 31.1.2. Converting ST Objects
  • 31.1.3. Queries on ST Objects
  • 31.1.4. Exceptions and Error Handling
  • 31.1.5. ST Objects
  • 31.1.6. Examples
    • 31.1.6.1. Emulation of compile()
    • 31.1.6.2. Information Discovery
• 31.2. Abstract Syntax Trees
  • 31.2.1. Node classes
  • 31.2.2. Abstract Grammar
  • 31.2.3. ast Helpers
• 31.3. symtable — Access to the compiler’s symbol tables
  • 31.3.1. Generating Symbol Tables
  • 31.3.2. Examining Symbol Tables
• 31.4. symbol — Constants used with Python parse trees
• 31.5. token — Constants used with Python parse trees
• 31.6. keyword — Testing for Python keywords
• 31.7. tokenize — Tokenizer for Python source
• 31.8. tabnanny — Detection of ambiguous indentation
• 31.9. pyclbr — Python class browser support
  • 31.9.1. Class Objects
  • 31.9.2. Function Objects
• 31.10. py_compile — Compile Python source files
• 31.11. compileall — Byte-compile Python libraries
• 31.12. dis — Disassembler for Python bytecode
  • 31.12.1. Python Bytecode Instructions
• 31.13. pickletools — Tools for pickle developers