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contrib/python/PyHamcrest/py3/hamcrest/library/collection/is_empty.py
35 строк
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wilytiger
support building opensource nbs with ya make
09 окт 2023, 17:33
09 окт 2023, 17:33
759d542
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from hamcrest.core.base_matcher import BaseMatcher __author__ = "Chris Rose" __copyright__ = "Copyright 2012 hamcrest.org" __license__ = "BSD, see License.txt" class IsEmpty(BaseMatcher): def matches(self, item, mismatch_description=None): try: if len(item) == 0: return True if mismatch_description: mismatch_description \ .append_text('has %d item(s)' % len(item)) except TypeError: if mismatch_description: mismatch_description \ .append_text('does not support length') return False def describe_to(self, description): description.append_text('an empty collection') def empty(): """ This matcher matches any collection-like object that responds to the __len__ method, and has a length of 0. """ return IsEmpty()