Determine bins from a duration

bin_counter.py

from datetime import timedelta, datetime
from collections import Counter

def bin_days(d1, d2):
    counter = Counter()
    d_next = d1.replace(hour = 0, minute=0, second=0) + timedelta(days=1)
    weekday = d1.weekday()
    counter[weekday] += (d_next - d1).total_seconds() / (24 * 60 * 60)
    delta = d2 - d_next

    weeks, days = divmod(delta.days, 7)
    for i in range(7):
        counter[i] += weeks

    for i in range(weekday + 1, weekday + days + 1):
        counter[i % 7] += 1

    counter[(weekday + days + 1) % 7] += delta.seconds / (24 * 60 * 60)
    return counter

def bin_hours(d1, d2):
    counter = Counter()
    h_next = d1.replace(minute=0, second=0) + timedelta(hours=1)
    hour = d1.hour
    counter[hour] += (h_next - d1).total_seconds() / (60 * 60)
    delta = d2 - h_next

    days = delta.days

    for i in range(24):
        counter[i] += days
        hours, seconds = divmod(delta.seconds, 3600)

    for i in range(hour + 1, hour + hours + 1):
        counter[i % 24] += 1

    counter[(hour + hours + 1) % 24] += seconds / (60 * 60)
    return counter