def __init__(self, fieldname, text, boost=1.0, minsimilarity=0.5, prefixlength=1):
        
        if not text:
            raise QueryError("Fuzzy term is empty")
        
        self.fieldname = fieldname
        self.text = text
        self.boost = boost
        self.minsimilarity = minsimilarity
        self.prefixlength = prefixlength
:param fieldname: The name of the field to search.
dataset/ETHPy150Open dokipen/whoosh/src/whoosh/query.py/FuzzyTerm.__init__