def find_python_module(self, name, mark):
        if not name:
            raise ConstructorError("while constructing a Python module", mark,
                    "expected non-empty name appended to the tag", mark)
        try:
            __import__(name)
        except __HOLE__ as exc:
            raise ConstructorError("while constructing a Python module", mark,
                    "cannot find module %r (%s)" % (name, exc), mark)
        return sys.modules[name]
dataset/ETHPy150Open NicoSantangelo/sublime-text-i18n-rails/pyyaml/constructor.py/Constructor.find_python_module