Pyspark MLlib에 필요한 라이브러리 호출 import pandas import numpy import os import matplotlib.pyplot as plt import seaborn as sns plt.rc('font',family = "AppleGothic") plt.rcParams['axes.unicode_minus'] = False # PySpark - SQL from pyspark.sql import SparkSession from pyspark.sql.functions import mean,col,split,regexp_extract,when,lit,isnan,count # Pyspark - ML 파이프라인 from pyspark.ml import Pipeline # Featu..
