def parse_settings()

in ccmlib/common.py [0:0]

• 39 lines of code
• 10 McCabe index (conditional complexity)

def parse_settings(args, literal_yaml=False):
    settings = {}
    if literal_yaml:
        for s in args:
            settings = dict(settings, **yaml.safe_load(s))
    else:
        for s in args:
            if is_win():
                # Allow for absolute path on Windows for value in key/value pair
                splitted = s.split(':', 1)
            else:
                splitted = s.split(':')
            if len(splitted) != 2:
                raise ArgumentError("A new setting should be of the form 'key: value', got " + s)
            key = splitted[0].strip()
            val = splitted[1].strip()
            # ok, that's not super beautiful
            if val.lower() == "true":
                val = True
            elif val.lower() == "false":
                val = False
            else:
                try:
                    val = int(val)
                except ValueError:
                    pass
            splitted = key.split('.')
            split_length = len(splitted)
            if split_length >= 2:
                # Where we are currently at in the dict.
                tree_pos = settings
                # Iterate over each split and build structure as needed.
                for pos in range(split_length):
                    split = splitted[pos]
                    if pos == split_length - 1:
                        # If at the last split, set value.
                        tree_pos[split] = val
                    else:
                        # If not at last split, create a new dict at the current
                        # position for this split if it doesn't already exist
                        # and update the current position.
                        if split not in tree_pos:
                            tree_pos[split] = {}
                        tree_pos = tree_pos[split]
            else:
                settings[key] = val
    return settings