六、pandasモジュール:(21)Series構造

import pandas as pd
import numpy as np
from pandas import Series
df = pd.read_csv("fandango_score_comparison.csv")
series_film = df["FILM"]#        Series  
series_film[0:5]
series_rt = df["RottenTomatoes"]
#***********************************************
film_names = series_film.values# series        
rt_scores = series_rt.values
#  Series        
series_custom = Series(rt_scores,index = film_names)#        
series_custom[5:10]

#Series  
scores_index=sorted(series_custom.index)#  sorted(series_custom.index.tolist())，       index   ，         index   ，          index     index+values  
scores_by_index = series_custom.reindex(scores_index)#  index    ，                index

#    index  ，         
scores_index2 = series_custom.sort_index()#  index   
scores_values= series_custom.sort_values()#  values    ，                 （  ）

#       2    （    index  ，Series      ，         index    ，      
#      ，       
values_add = np.add(series_custom,series_custom)#            2 **

#index    alignment,index   ，       values  
rt_critics = Series(df["RottenTomatoes"].values,index = df["FILM"])
rt_users = Series(df["RottenTomatoes_User"].values,index = df["FILM"])
rt_mean = (rt_critics+rt_users)/2