René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"\"Not Subscriptable\" Error in a very simple wrapper for numpy.float64 that simply converts it to float:","articleBody":"\"Not Subscriptable\" Error in a very simple wrapper for numpy.float64 that simply converts it to float:\r\n\r\n\r\nHi there, \r\n\r\nAll I am doing is this:\r\n\r\n   @registry.loader('np_float64_mine', version=1)\r\n    def _load_np_float64(obj, version, **kwargs):\r\n        return np.float64(obj)\r\n\r\n\r\nBut, I get this strange error. \r\n\r\n\r\nresolvers = self.yaml._implicit_resolvers.get(value[0],[])\r\nTypeError: 'float' object is not subscriptable\r\n\r\n\r\n\r\nThings work great for many more complex things, like np.ndarray, etc.\r\nBut, for some reason, it's trying to take the length of singletons(?) like np.float64.\r\n\r\nIf I am doing something stupid, I apologizie, and would appreciate if you'd point me in the right direction.\r\n\r\nBelow, for reference, is a full MRE of the error.\r\n\r\n----\r\n\r\n\r\n\r\nimport camel\r\n\r\ntry:\r\n    import numpy as np\r\n    _have_numpy = True\r\nexcept Exception:\r\n    have_numpy = False\r\n    warnings.warn(\"Numpy not found. Won't provide numpy-related methods.\")\r\n\r\nfrom camel import Camel, CamelRegistry\r\nregistry = CamelRegistry()\r\n\r\n\r\n\r\nif _have_numpy:\r\n   \r\n    ## THIS DUMP IS WHERE THE ERROR LIES. \r\n    @registry.dumper(np.float64, 'np_float64_mine', version=1)\r\n    def _dump_np_float64(obj, **kwargs):\r\n        return float(obj)\r\n\r\n    @registry.loader('np_float64_mine', version=1)\r\n    def _load_np_float64(obj, version, **kwargs):\r\n        return np.float64(obj)\r\n\r\n\r\n    ## everything else, works great, example, this - \r\n    @registry.dumper(np.ndarray, 'np_ndarray_mine', version=1)\r\n    def _dump_np_ndarray(obj, **kwargs):\r\n        return([ str(obj.dtype), obj.tolist() ] )\r\n\r\n    @registry.loader('np_ndarray_mine', version=1)\r\n    def _load_np_ndarray(obj, version, **kwargs):\r\n        (strdtype, obj)=obj\r\n        return np.asarray(obj, dtype=strdtype)\r\n\r\n\r\n\r\ndef _test(item):\r\n    print(\"ORIGINAL ITEM and its type:\")\r\n    print(item)\r\n    print(f\"{type(item)=}\")\r\n    dumped = dumps(item)\r\n    print(\"DUMPED ITEM:\")\r\n    print(dumped)\r\n    print(\"original item followed by LOAD OF DUMPED ITEM:\")\r\n    print(item)\r\n    print(loads(dumped))\r\n    print(\"=================================================================================================\")\r\n\r\n\r\ndef _tests():\r\n    _test(np.float64(345)\r\n\r\n\r\n","author":{"url":"https://github.com/deego","@type":"Person","name":"deego"},"datePublished":"2022-09-05T19:50:05.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":1},"url":"https://github.com/11/camel/issues/11"}