Merge pull request #1253 from Signbank/api_interface

#1238: Use utf8 for json package as needed for non-English.

signbank/tools.py

@@ -1608,7 +1608,7 @@ def create_zip_with_json_files(data_per_file, output_path):
  for filename, data in data_per_file.items():
  if isinstance(data, list) or isinstance(data, dict):
  try:
- output = json.dumps(data, indent=INDENTATION_CHARS)
+ output = json.dumps(data, indent=INDENTATION_CHARS, ensure_ascii=False).encode('utf8')
  except TypeError:
  print('problem processing json.dumps on ', filename)
  output = ''