14. Using C++ With CPython Code

Using C++ can take a lot of the pain out of interfacing CPython code, here are some examples.

• 14.1. C++ RAII Wrappers Around PyObject*
  • 14.1.1. C++ RAII Wrapper for a Borrowed PyObject*
  • 14.1.2. C++ RAII Wrapper for a New PyObject*
• 14.2. Handling Default Arguments
• 14.3. Homogeneous Python Containers and C++
  • 14.3.1. Python Lists and C++ std::vector<T>
    • 14.3.1.1. Python list to C++ std::vector<T>
    • 14.3.1.2. C++ std::vector<T> to Python list
  • 14.3.2. Python Sets, Frozensets and C++ std::unordered_set<T>
    • 14.3.2.1. Python set to C++ std::unordered_set<T>
    • 14.3.2.2. C++ std::unordered_set<T> to Python set or frozenset
  • 14.3.3. Python Dicts and C++ std::unordered_map<K, V>
    • 14.3.3.1. Python dict to C++ std::unordered_map<K, V>
    • 14.3.3.2. C++ std::unordered_map<K, V> to Python dict
• 14.4. Python Unicode Strings and C++
  • 14.4.1. Basic Handling of Unicode
  • 14.4.2. Working with bytes, bytearray and UTF-8 Unicode Arguments
• 14.5. C++ and the Numpy C API
  • 14.5.1. Initialising Numpy
  • 14.5.2. Verifying Numpy is Initialised
  • 14.5.3. Numpy Initialisation Techniques
    • 14.5.3.1. Initialising Numpy in a CPython Module
    • 14.5.3.2. Initialising Numpy in Pure C++ Code
    • 14.5.3.3. Initialising Numpy in a CPython Module using C++ Code
    • 14.5.3.4. How These Macros Work Together
    • 14.5.3.5. Adding a Search Path to a Virtual Environment