Code: Alles auswählen
import pandas as pd
ids = ['a','a','b','b']
item = ['apple','apfel','orange','organe']
df_have = pd.DataFrame({'id':ids,'item':item})
Code: Alles auswählen
ids = ['a','b']
item_1 = ['apple','orange']
item_2 = ['apfel','orange']
df_want = pd.DataFrame({'id':ids,'item_1':item_1,'item_2':item_2})