René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Should Quickinfo output the same metadata key-values that a `pdal info --summary` call would?","articleBody":"A quickinfo call returns a set group of key-value pairs, when PDAL's metadata collection and output are not so defined. Should the output from `pdal info --summary` on the command line be the same as a `pipeline.quickinfo` in python?\n\nFor example, I need the STAC Ids from an ItemCollection that matches the params I have. \n\nA call to `pdal info --summary --driver readers.stac` on the command line might look like this:\n\n```\n$pdal info --summary --driver readers.stac --debug --readers.stac.asset_names 'ept.json' --readers.stac.item_ids '^(USGS_LPC_){0,1}MI_\\w{0,}' https://s3-us-west-2.amazonaws.com/usgs-lidar-stac/ept/item_collection.json\n{\n  \"file_size\": 16899552,\n  \"filename\": \"https://s3-us-west-2.amazonaws.com/usgs-lidar-stac/ept/item_collection.json\",\n  \"now\": \"2025-06-30T10:15:52-0500\",\n  \"pdal_version\": \"2.8.4 (git-version: Release)\",\n  \"reader\": \"readers.stac\",\n  \"summary\":\n  {\n    \"bounds\":\n    {\n      \"maxx\": -9173467,\n      \"maxy\": 6020840,\n      \"maxz\": 400344,\n      \"minx\": -10066325,\n      \"miny\": 5113087,\n      \"minz\": -4503\n    },\n    \"dimensions\": \"Classification, EdgeOfFlightLine, GpsTime, Intensity, KeyPoint, NumberOfReturns, Overlap, PointSourceId, ReturnNumber, ScanAngleRank, ScanChannel, ScanDirectionFlag, Synthetic, UserData, Withheld, X, Y, Z, OriginId, Pulse width, Blue, Green, Red\",\n    \"metadata\":\n    {\n      \"ids\":\n      [\n        \"MI_31Co_Barry_2016\",\n        \"MI_31Co_ChippewaCo_TL_2017\",\n        ...\n      ],\n      \"item_ids\":\n      [\n        \"MI_31Co_Barry_2016\",\n        \"MI_31Co_ChippewaCo_TL_2017\",\n        ...\n      ]\n    },\n    \"num_points\": 768598386500\n  }\n}\n```\n\nIf I do the equivalent call in `pdal-python` with this call and output:\n```\n\u003e\u003e\u003e reader = pdal.Reader.stac(filename='https://s3-us-west-2.amazonaws.com/usgs-lidar-stac/ept/item_collection.json', item_ids=['^(USGS_LPC_){0,1}MI_\\\\w{0,}'], asset_names=['ept.json'])\n\u003e\u003e\u003e p = reader.pipeline()\n\u003e\u003e\u003e qi = p.quickinfo\n\u003e\u003e\u003e qi['readers.stac']\n{'bounds': {'maxx': -9173467, 'maxy': 6020840, 'maxz': 400344, 'minx': -10066325, 'miny': 5113087, 'minz': -4503}, 'dimensions': 'Classification, EdgeOfFlightLine, GpsTime, Intensity, KeyPoint, NumberOfReturns, Overlap, PointSourceId, ReturnNumber, ScanAngleRank, ScanChannel, ScanDirectionFlag, Synthetic, UserData, Withheld, X, Y, Z, OriginId, Pulse width, Blue, Green, Red', 'num_points': 1537196773000}\n```\n\n","author":{"url":"https://github.com/kylemann16","@type":"Person","name":"kylemann16"},"datePublished":"2025-06-30T15:36:30.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":1},"url":"https://github.com/193/python/issues/193"}