def __init__(self, max_tokens_per_phrase=3, phrases=None):
        '''
        Parameters
        ----------
        max_tokens_per_phrase: int, must be > 1.  Default 3
        phrases: Instance of Gensim phrases class, default None
        '''
        self.max_tokens_per_phrase = max_tokens_per_phrase
        self.phrases = phrases

        Parameters
        ----------
        max_tokens_per_phrase: int, must be > 1.  Default 3
        phrases: Instance of Gensim phrases class, default None
        
scattertext/representations/Word2VecFromParsedCorpus.py