On 6/7/20 7:15 AM, Miki Tebeka wrote: > Hi, > > Does ctypes, when using restype, frees allocated memory? > > For example, will the memory allocated by "strdup" be freed after the "del" > statement? If not, how can I free it?
I don't think so. I did a quick google search and came up with this discussion, which may be relevant: https://stackoverflow.com/questions/13445568/python-ctypes-how-to-free-memory-getting-invalid-pointer-error > > --- > import ctypes > > libc = ctypes.cdll.LoadLibrary('libc.so.6') > strdup = libc.strdup > strdup.argtypes = [ctypes.c_char_p] > strdup.restype = ctypes.c_char_p > > out = strdup(b'hello').decode('utf-8') > print(out) # hello > del out > --- > > Thanks, > Miki > -- https://mail.python.org/mailman/listinfo/python-list
