##// END OF EJS Templates
allow async output on the most recent request...
allow async output on the most recent request Keeps track of the most recent request, so async output is still allowed

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validator.py
90 lines | 2.7 KiB | text/x-python | PythonLexer
from __future__ import print_function
#!/usr/bin/env python
# -*- coding: utf8 -*-
import argparse
import traceback
import json
from IPython.external.jsonschema import Draft3Validator, validate, ValidationError
import IPython.external.jsonpointer as jsonpointer
from IPython.utils.py3compat import iteritems
def nbvalidate(nbjson, schema='v3.withref.json', key=None,verbose=True):
v3schema = resolve_ref(json.load(open(schema,'r')))
if key :
v3schema = jsonpointer.resolve_pointer(v3schema,key)
errors = 0
v = Draft3Validator(v3schema);
for error in v.iter_errors(nbjson):
errors = errors + 1
if verbose:
print(error)
return errors
def resolve_ref(json, base=None):
"""return a json with resolved internal references
only support local reference to the same json
"""
if not base :
base = json
temp = None
if type(json) is list:
temp = [];
for item in json:
temp.append(resolve_ref(item, base=base))
elif type(json) is dict:
temp = {};
for key,value in iteritems(json):
if key == '$ref':
return resolve_ref(jsonpointer.resolve_pointer(base,value), base=base)
else :
temp[key]=resolve_ref(value, base=base)
else :
return json
return temp
def convert(namein, nameout, indent=2):
"""resolve the references of namein, save the result in nameout"""
jsn = None
with open(namein) as file :
jsn = json.load(file)
v = resolve_ref(jsn, base=jsn)
x = jsonpointer.resolve_pointer(v, '/notebook')
with open(nameout,'w') as file:
json.dump(x,file,indent=indent)
if __name__ == '__main__':
parser = argparse.ArgumentParser()
parser.add_argument('-s', '--schema',
type=str, default='v3.withref.json')
parser.add_argument('-k', '--key',
type=str, default='/notebook',
help='subkey to extract json schema from json file')
parser.add_argument("-v", "--verbose", action="store_true",
help="increase output verbosity")
parser.add_argument('filename',
type=str,
help="file to validate",
nargs='*',
metavar='names')
args = parser.parse_args()
for name in args.filename :
nerror = nbvalidate(json.load(open(name,'r')),
schema=args.schema,
key=args.key,
verbose=args.verbose)
if nerror is 0:
print(u"[Pass]",name)
else :
print(u"[ ]",name,'(%d)'%(nerror))
if args.verbose :
print('==================================================')