h-okay

# Unique Sources and Frequencies
df.SOURCE.value_counts()

# Unique Prices and Frequencies
df.PRICE.value_counts()

# Unique Countries and Frequencies
df.COUNTRY.value_counts()

# Total Income Accumulated by Countries

h-okay

replace_with_thresholds(df, 'Price')
replace_with_thresholds(df, 'Quantity')

df["TotalPrice"] = df["Quantity"] * df["Price"]

today_date = dt.datetime(2011, 12, 11) # Data we use is old. We need a proper analysis date.

cltv_df = df.groupby('Customer ID').agg(
    {'InvoiceDate': [lambda date: (date.max() - date.min()).days,
                     lambda date: (today_date - date.min()).days],

h-okay

# Models
bgf = BetaGeoFitter(penalizer_coef=0.001)
bgf.fit(cltv_df['frequency'],
        cltv_df['recency'],
        cltv_df['T'])

ggf = GammaGammaFitter(penalizer_coef=0.01)
ggf.fit(cltv_df['frequency'], cltv_df['monetary'])

cltv = ggf.customer_lifetime_value(bgf,

h-okay

rfm = create_rfm(df)  # Creating RFM
rfm.rename(columns={'segment': 'rfm_segment'}, inplace=True)
rfm.index = rfm.index.astype('int64')

h-okay

final = rfm[['rfm_segment']].merge(cltv_final, on='Customer ID') # Merging RFM
final.rename(columns={'scaled_clv': '6m_scaled_clv', 'clv': '6m_clv'},
             inplace=True)
final = add_clv(final, cltv_df, 1)
final = add_clv(final, cltv_df, 12)

h-okay

final["cltv_segment"] = pd.qcut(final["6m_scaled_clv"], 4, labels=["D", "C", "B", "A"])

h-okay

h-okay

for _, question := range quiz.questions {
		timer := time.NewTimer(time.Duration(quiz.timer.secondsPerQuestion) * time.Second)
		fmt.Printf("Problem #%d: %s = ", question.id, question.question)

		answerCh := make(chan string)
		go func() {
			var answer string
			fmt.Scanf("%s\n", &answer)
			answerCh <- answer
			close(answerCh)

h-okay

func Play(quiz Quiz) {
	fmt.Println("You have", quiz.timer.secondsPerQuestion, "seconds per question.")
	input := make(chan string, len(quiz.questions))

	for _, question := range quiz.questions {
		timer := time.NewTimer(time.Duration(quiz.timer.secondsPerQuestion) * time.Second)

		fmt.Printf("Problem #%d: %s = ", question.id, question.question)
		go getInput(input)