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#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
Validate all result files against a given JSON schema.
Author: Gertjan van den Burg
"""
import argparse
import json
import jsonschema
import os
def parse_args():
parser = argparse.ArgumentParser()
parser.add_argument(
"-s", "--schema-file", help="Schema file", default="./schema.json"
)
parser.add_argument("-r", "--result-dir", help="Directory with results")
parser.add_argument(
"-v", "--verbose", help="Enable verbose mode", action="store_true"
)
return parser.parse_args()
def load_schema(schema_file):
with open(schema_file, "rb") as fp:
schema = json.load(fp)
return schema
def scantree(path):
"""Recursively yield DirEntry objects for given directory."""
for entry in os.scandir(path):
if entry.is_dir(follow_symlinks=False):
yield from scantree(entry.path)
else:
yield entry
def validate_file(filename, schema):
with open(filename, "rb") as fp:
data = json.load(fp)
jsonschema.validate(instance=data, schema=schema)
def main():
args = parse_args()
log = lambda *a, **kw: print(*a, **kw) if args.verbose else None
schema = load_schema(args.schema_file)
for entry in scantree(args.result_dir):
log("Checking file: %s" % entry.path)
validate_file(entry.path, schema)
if __name__ == "__main__":
main()
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