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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Multiprocessing returns Array, RawArray of wrong length python 3.10.4","articleBody":"# Bug report\r\nWhen initializing Array or RawArray of type int, wrong length of the arrays is returned\r\n\r\nReproducible example:\r\n```\r\nfrom multiprocessing import RawArray, RawValue, Array, Value\r\na = Array('d',12)\r\nX = np.frombuffer(a.get_obj())\r\nprint(X) # [0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0.]\r\n\r\na = Array('i',12)\r\nX = np.frombuffer(a.get_obj())\r\nprint(X) # [0. 0. 0. 0. 0. 0.]\r\n\r\na = RawArray('d',12)\r\nX = np.frombuffer(a)\r\nprint(X) # [0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0.]\r\n\r\na = RawArray('i',12)\r\nX = np.frombuffer(a)\r\nprint(X) # [0. 0. 0. 0. 0. 0.]\r\n```\r\n\r\n# Your environment\r\nworking with vscode\r\nconda-forge python 3.10.4\r\nusing ubuntu uname-a: 5.11.0-46-generic #51~20.04.1-Ubuntu SMP Fri Jan 7 06:51:40 UTC 2022\r\n\r\n- CPython versions tested on: conda-forge python 3.10.4\r\n- Operating system and architecture: using ubuntu uname-a: 5.11.0-46-generic 51~20.04.1-Ubuntu\r\n","author":{"url":"https://github.com/tendermonster","@type":"Person","name":"tendermonster"},"datePublished":"2022-10-19T13:59:57.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":2},"url":"https://github.com/98447/cpython/issues/98447"}