def json_encoded()

in src/sfctl/params.py [0:0]

• 20 lines of code
• 6 McCabe index (conditional complexity)

def json_encoded(arg_str):
    """Convert from argument JSON string to complex object.
    This function also accepts a file path to a .txt file containing the JSON string.
    File paths should be prefixed by '@'
    Path can be relative path or absolute path."""

    if arg_str and arg_str[0] == '@':
        try:
            with open(arg_str[1:], 'r') as json_file:
                json_str = json_file.read()
                return json.loads(json_str)
        except IOError:
            # This is the error that python 2.7 returns on no file found
            print('File not found at {0}'.format(arg_str[1:]))
        except ValueError as ex:
            print('Decoding JSON value from file {0} failed: \n{1}'.format(arg_str[1:], ex))
            raise

    try:
        return json.loads(arg_str)
    except ValueError as ex:
        print('Loading JSON from string input failed. '
              'You can also pass the json argument in a .txt file. \n'
              'To do so, set argument value to the absolute path of the text file '
              'prefixed by "@". \nIf you have passed in a file name, please ensure that the JSON '
              'is correct. Error: \n{0}'.format(ex))
        raise