Source code for BanzaiDB.converters
# Copyright 2013-2014 Mitchell Stanton-Cook Licensed under the
# Educational Community License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may
# obtain a copy of the License at
#
# http://www.osedu.org/licenses/ECL-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an "AS IS"
# BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
# or implied. See the License for the specific language governing
# permissions and limitations under the License.
import tablib
import json
import sys
from BanzaiDB import errors
[docs]def convert_from_JSON_to_CSV(json_data, header=False):
"""
Converts a single JSON element to CSV
.. note:: this will not handle nested JSON. Will need to used something
like https://github.com/evidens/json2csv to achieve this
:param json_data: the JSON
:param header: [optional] include the and return the header
"""
json_str = json.dumps(json_data)
data = tablib.Dataset()
data.json = '['+json_str+']'
tmp = data.csv.split('\n')
if tmp[1].find('}') != -1:
raise errors.NestedJSONError(data.json)
if tmp[0] and tmp[1] == '':
raise errors.CouldNotParseJSONError(data.json)
if header:
return tmp[0].rstrip()+"\n"+tmp[1].rstrip()
else:
return tmp[1].rstrip()
[docs]def convert_from_csv_to_JSON(csv_data, header=False):
"""
Converts from CSV to JSON
NotImplemented yet!
:param json_data: csv data
:param header: [optional]
"""
sys.stderr.write("NotImplemented yet!")
sys.exit(1)