使用fuzzywuzzy库报错:module 'fuzzywuzzy' has no attribute 'extractOne'
解决fuzzywuzzy报错:module 'fuzzywuzzy' has no attribute 'extractOne'
错误原因
extractOne方法不属于fuzzywuzzy顶层模块,而是定义在其子模块process中。你当前的导入方式无法直接访问该子模块的方法,因此触发报错。
修复方案
有两种简单的修复方式:
方案1:修改导入语句
将原导入代码替换为直接导入process子模块:
from fuzzywuzzy import process
然后把代码中的fuzz.extractOne替换为process.extractOne,修改后的完整代码如下:
from fuzzywuzzy import process def join_fuzzy(df1, df2, key1, key2, threshold=90, limit=1): s = df2[key2].tolist() match_dict = {} for i in df1[key1]: match = process.extractOne(i, s) if match[1] >= threshold: match_dict[i] = match[0] df_output = df1.merge(df2, left_on=key1, right_on=key2, how='left') df_output[key2] = df_output[key1].map(match_dict) return df_output df=join_fuzzy(categoriasdf, descripciones, 'Empresas', 'Razón Social Empresa')
方案2:保留原导入,指定子模块调用路径
如果不想修改导入语句,只需将调用extractOne的代码改为:
match = fuzz.process.extractOne(i, s)
额外提示
fuzzywuzzy依赖python-Levenshtein库提升匹配效率,若未安装可通过以下命令安装:
pip install python-Levenshtein
内容的提问来源于stack exchange,提问作者lasagna
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