def readme(self):
        return self.open("README.txt").read()
wraps a command into a windows .bat file that first declares environment
dataset/ETHPy150Open nltk/nltk/nltk/corpus/reader/reviews.py/ReviewsCorpusReader.readme--crossover with--dataset/ETHPy150Open biicode/client/setups/finders/msvc_finder.py/command_with_vcvars