ein Beispiel für den Datenrahmen zu verarbeiten Dies: < /p>
Code: Select all
ID Item
1 Banana
1 Apple
2 Orange
2 Banana
2 Tomato
3 Apple
3 Tomato
3 Orange
Code: Select all
import pandas as pd
def relatedness (customer1, customer2):
# do some calculations to measure the relation between the customers
data= pd.read_csv(data_file)
customers_list= list (set(data['ID']))
relatedness_matrix = pd.DataFrame(index=[customers_list], columns=[customers_list])
for i in customers_list:
for j in customer_list:
relatedness_matrix.loc[i,j] = relatedness (i,j)