name : substringmatcher.py from abc import ABCMeta, abstractmethod from hamcrest.core.base_matcher import BaseMatcher from hamcrest.core.description import Description __author__ = "Jon Reid" __copyright__ = "Copyright 2011 hamcrest.org" __license__ = "BSD, see License.txt" class SubstringMatcher(BaseMatcher[str], metaclass=ABCMeta): def __init__(self, substring) -> None: if not isinstance(substring, str): raise TypeError(self.__class__.__name__ + " requires string") self.substring = substring def describe_to(self, description: Description) -> None: description.append_text("a string ").append_text(self.relationship()).append_text( " " ).append_description_of(self.substring) @abstractmethod def relationship(self): ...