56 lines
1.4 KiB
Python
56 lines
1.4 KiB
Python
# Constructs JSON representing boot1 levenshtein distance data from DB
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import json
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import sqlite3
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DB_PATH = '/tank/apple2/data/apple2.db'
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def main():
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conn = sqlite3.connect(DB_PATH)
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cursor = conn.cursor()
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q = cursor.execute(
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"""
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select boot1_sha1, boot1.name, count(*) as c from disks
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join
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(select sha1, name from boot1) as boot1
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on disks.boot1_sha1 = boot1.sha1 group by 1;
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"""
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)
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sha1_indexes = {}
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graph = {
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"nodes": [],
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"links": []
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}
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idx = 0
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for r in q:
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(sha1, name, count) = r
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if count < 10:
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continue
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sha1_indexes[sha1] = idx
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idx += 1
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graph["nodes"].append({"sha1": sha1, "name": name, "radius": count, "group": idx})
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q = cursor.execute(
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"""
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select source, target, distance from boot1distances;
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"""
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)
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for r in q:
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(source, target, distance) = r
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if source > target:
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try:
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graph["links"].append(
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{"source": sha1_indexes[source], "target": sha1_indexes[target], "distance": distance})
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except KeyError:
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# Source or target is not common enough to include
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continue
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out = file("levenshtein.json", "w+")
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json.dump(graph, out, indent=4, separators=(',', ': '))
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if __name__ == "__main__":
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main()
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