def read_json_file()

in Scripts/common.py [0:0]

• 12 lines of code
• 4 McCabe index (conditional complexity)

def read_json_file(filename):
  """Read a JSON file as UTF-8 into a dictionary, discarding @metadata.

  Args:
    filename: The filename, which must end ".json".

  Returns:
    The dictionary.

  Raises:
    InputError: The filename did not end with ".json" or an error occurred
        while opening or reading the file.
  """
  if not filename.endswith('.json'):
    raise InputError(filename, 'filenames must end with ".json"')
  try:
    # Read in file.
    with codecs.open(filename, 'r', 'utf-8') as infile:
      defs = json.load(infile)
    if '@metadata' in defs:
      del defs['@metadata']
    return defs
  except ValueError, e:
    print('Error reading ' + filename)
    raise InputError(filename, str(e))