##// END OF EJS Templates
Separate input and output group from null template...
Separate input and output group from null template This should make it easier to support input output cell styles

File last commit:

r12547:45e2dad1
r12657:412a614b
Show More
validator.py
88 lines | 2.6 KiB | text/x-python | PythonLexer
#!/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
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 json.iteritems():
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 '=================================================='