# Programmer documentation

Subsections

- Installing PyGILDAS
  - Prerequisites
  - How to build your own Python version
  - Python module readline for command history
  - Install NumPy module for Python
  - Install scipy module for Python (optional)
  - Compiling Gildas with your custom Python (if any)
- How SIC variables are imported
  - Comments on the strategy
  - The SicVar class
  - The SicStructure class
- Array elements types