view resfinder/cge/out/parserdict.py @ 0:55051a9bc58d draft default tip

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#!/usr/bin/env python3

from .valueparsers import ValueParsers


class ParserDict(dict):

    def __init__(self, input_parser=None):

        if(input_parser is None):
            parser_class = ValueParsers
        else:
            parser_class = input_parser.__class__

        val_parser_list = self.get_method_names(parser_class)

        for parser in val_parser_list:
            if(parser.startswith("parse_")):
                parse_key = parser[6:]
                self[parse_key] = getattr(parser_class, parser)
            else:
                raise SyntaxError(("A function in the {} class did "
                                   "not start with 'parse_'. Function is "
                                   "named: {}"
                                   .format(parser_class.__name__, parser)))

    @staticmethod
    def get_method_names(cls):
        return [func for func in dir(cls) if(callable(getattr(cls, func))
                                             and not func.startswith("__"))]