dispose livekit_ffi on python interpreter exit (#274)

Author: theomonnom

livekit-rtc/livekit/rtc/_ffi_client.py

@@ -74,6 +74,10 @@ def get_ffi_lib():
 ffi_lib.livekit_ffi_drop_handle.argtypes = [ctypes.c_uint64]
 ffi_lib.livekit_ffi_drop_handle.restype = ctypes.c_bool
 
+
+ffi_lib.livekit_ffi_dispose.argtypes = []
+ffi_lib.livekit_ffi_dispose.restype = None
+
 INVALID_HANDLE = 0
 
 
@@ -203,6 +207,10 @@ def __init__(self) -> None:
 
         ffi_lib.livekit_ffi_initialize(ffi_event_callback, True)
 
+        @atexit.register
+        def _dispose_lk_ffi():
+            ffi_lib.livekit_ffi_dispose()
+
     @property
     def queue(self) -> FfiQueue[proto_ffi.FfiEvent]:
         return self._queue