customer personality.py

#Spending variable creation
data['Age']=2014-data['Year_Birth']

data['Spending']=data['MntWines']+data['MntFruits']+data['MntMeatProducts']+data['MntFishProducts']+data['MntSweetProducts']+data['MntGoldProds']
#Seniority variable creation
last_date = date(2014,10, 4)
data['Seniority']=pd.to_datetime(data['Dt_Customer'], dayfirst=True,format = '%Y-%m-%d')
data['Seniority'] = pd.to_numeric(data['Seniority'].dt.date.apply(lambda x: (last_date - x)).dt.days, downcast='integer')/30
data=data.rename(columns={'NumWebPurchases': "Web",'NumCatalogPurchases':'Catalog','NumStorePurchases':'Store'})
data['Marital_Status']=data['Marital_Status'].replace({'Divorced':'Alone','Single':'Alone','Married':'In couple','Together':'In couple','Absurd':'Alone','Widow':'Alone','YOLO':'Alone'})
data['Education']=data['Education'].replace({'Basic':'Undergraduate','2n Cycle':'Undergraduate','Graduation':'Postgraduate','Master':'Postgraduate','PhD':'Postgraduate'})

data['Children']=data['Kidhome']+data['Teenhome']
data['Has_child'] = np.where(data.Children> 0, 'Has child', 'No child')
data['Children'].replace({3: "3 children",2:'2 children',1:'1 child',0:"No child"},inplace=True)
data=data.rename(columns={'MntWines': "Wines",'MntFruits':'Fruits','MntMeatProducts':'Meat','MntFishProducts':'Fish','MntSweetProducts':'Sweets','MntGoldProds':'Gold'})


data=data[['Age','Education','Marital_Status','Income','Spending','Seniority','Has_child','Children','Wines','Fruits','Meat','Fish','Sweets','Gold']]
data.head()