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942b8875da
* reformat table Sort the table by code and replace the sections with tags. Inspired by https://github.com/multiformats/multicodec/pull/116 but rebased on master. This version also puts the description last as it's optional. * align table
79 lines
2.2 KiB
Python
Executable File
79 lines
2.2 KiB
Python
Executable File
#!/usr/bin/env python3
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import csv
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import sys
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# We have some duplicates
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ALIAS_TABLE = [
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{"ipfs", "p2p"},
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]
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def check(fname='table.csv'):
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class CheckError(Exception):
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pass
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aliases = {}
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for nameset in ALIAS_TABLE:
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for name in nameset:
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aliases[name] = nameset
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success = True
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with open(fname) as table:
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tablereader = csv.reader(table, skipinitialspace=True)
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codes = {}
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names = {}
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for line, row in enumerate(tablereader):
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# Skip the header
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if line == 0:
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continue
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try:
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# Check for invalid rows
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if len(row) != 4:
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raise CheckError(f"expected 4 items, got {len(row)}")
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[name, _, code, _] = row
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# Check for a name
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if not name:
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raise CheckError(f"empty protocol name for code '{code}'")
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# Check code format
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if not code.startswith("0x"):
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raise CheckError(f"code for '{name}' doesn't start with 0x: '{code}'")
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# Parse the code
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try:
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code = int(code, 16)
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except Exception as e:
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raise CheckError(f"failed to parse code '{code}' for '{name}': {e}")
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# Finally, check for duplicates
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if name in names:
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raise CheckError(f"found duplicate {name}: {code} and {names[name]}")
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else:
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names[name] = code
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if code in codes:
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dup = codes[code]
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if name in aliases:
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if dup in aliases[name]:
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# Skip aliased names
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continue
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raise CheckError(
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f"found duplicate for code {hex(code)} "
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f"for '{codes[code]}' and '{name}'"
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)
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else:
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codes[code] = name
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except CheckError as e:
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success = False
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print(f"row {line}: {e}", file=sys.stderr)
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return success
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if __name__ == "__main__":
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if not check():
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sys.exit(1)
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