000: [packer@titan ivupy]$ python refcounting.py
001: Make a separator.
002: iv: sipSoSeparator(): ref() to 1
003: Make a cone.
004: iv: sipSoCone(): ref() to 1
005: Add the cone to the separator.
006: s.getRefCount() = 1
007: c.getRefCount() = 2
008: Return the separator.
009: The Python reference to the cone goes out of scope.
010: iv: dealloc_SoCone(0xb4cbce0c): unref() to 1, ownership to C++
011: s.getRefCount() = 1
012: Get the cone from the separator
013: iv: convertFrom_SoNode to 0xb4cbce0c: ref() to 2, ownership to Python
014: c.getRefCount() = 2
015: The Python reference to the separator and cone go out of scope.
016: iv: dealloc_SoCone(0xb4cbce0c): unref() to 1, ownership to C++
017: iv: dealloc_SoSeparator(0xb4d06e9c): unrefNoDelete() to 0, SIP deletes
018: [packer@titan ivupy]$